Firth
Andrea Firth, Ottawa CA
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20090203195 | Hybrid nanocomposite semiconductor material, and method of producing inorganic semiconductor therefor - Hybrid semiconductor materials have an inorganic semiconductor incorporated into a hole-conductive fluorene copolymer film. Nanometer-sized particles of the inorganic semiconductor may be prepared by mixing inorganic semiconductor precursors with a steric-hindering coordinating solvent and heating the mixture with microwaves to a temperature below the boiling point of the solvent. | 08-13-2009 |
Andrea V. Firth, Ottawa CA
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20100140916 | INK OR TONER COMPOSITIONS, METHODS OF USE, AND PRODUCTS DERIVED THEREFROM - Magnetic ink and toner compositions traditionally comprise magnetic materials in fine particulate form, either as a dry composition or a liquid suspension. Often such materials are black or dark in colour. Disclosed herein are particles compositions suitable for use as inks or toners, that exhibit desirable magnetic properties, and furthermore which include particles coated so they appear white substantially white, or coloured. Such compositions present new opportunities for the production of corresponding magnetic layers, when the compositions are deposited in an appropriate manner to a substrate. | 06-10-2010 |
20120091701 | CLEAR MAGNETIC INTAGLIO PRINTING INK - The invention discloses an ink for the engraved steel die printing process, having a viscosity at 40° C. between 3 Pa.s to 15 Pa.s, preferably 5 to 10 Pa.s, and comprising a polymeric organic binder and magnetic pigment particle, characterized in that said magnetic pigment particles comprises a magnetic core material which is surrounded by at least one layer of another material. The surrounding layers, single or in combination, confer the pigment particle particular optical properties in the visible and/or in the near IR, chosen from high specular or diffuse reflectance, spectrally selective absorption or reflection, and angle-dependent absorption or reflection, and allow for the formulation of inks having a large gamut of color and other optical functionalities. | 04-19-2012 |
Bruce Firth, Bellbowrie AU
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20090119041 | Method and apparatus for characterising multiphase fluid mixtures - A method for determining at least one characteristic of a multiphase fluid including the steps of applying alternating energy of a predetermined amplitude to a portion of a multiphase fluid and measuring the electrical impedance spectrum across the portion of multiphase fluid whereby a characteristic of the multiphase fluid can be determined from the measured electrical impedance spectrum. | 05-07-2009 |
Bruce Firth, Buffalo Grove, IL US
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20140284520 | ACID CATALYZED OLIGOMERIZATION OF ALKYL ESTERS AND CARBOXYLIC ACIDS - The oligomerization of certain carboxylic acids and alkyl esters derived from natural oils is disclosed. This includes the oligomerization of C | 09-25-2014 |
20150210855 | METHODS OF MAKING HIGH-WEIGHT ESTERS, ACIDS, AND DERIVATIVES THEREOF - Methods and compositions are provided for refining natural oils and for producing high-weight esters, high-weight acids, and/or high-weight derivatives thereof, wherein the compositions are made by cross-metathesizing low-weight unsaturated esters or low-weight unsaturated acids having hydrocarbon chain lengths less than or equal to C24 with an olefin feedstock, thereby forming a metathesized product composition including high-weight esters or high-weight acids having hydrocarbon chain lengths greater than C18, wherein at least a portion of the hydrocarbon chain lengths in the metathesized product are larger than the hydrocarbon chain lengths in the starting feedstock. | 07-30-2015 |
Bruce Firth, Woodridge, IL US
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20150197683 | Olefinic Ester Compositions and Their Use in Oil- and Gas-Related Applications - Compositions for treating high-molecular-weight components of a petroleum fluid are generally disclosed. In some embodiments, such compositions include olefinic ester compounds, such as alkyl esters of C | 07-16-2015 |
20150197711 | Olefinic Ester Compositions and Their Use as Cleaning Agents - Compositions including olefinic ester compounds are generally disclosed. In some embodiments, such compositions are cleaning compositions, and can be used to clean various surfaces (e.g., hard surfaces, etc.) and/or materials (e.g., textiles, fibers, etc.). In some embodiments, the olefinic ester compounds are derived from a natural oil or a natural oil derivative, for example, by catalytic olefin metathesis. | 07-16-2015 |
20150210568 | Methods and Systems for Treating an Aqueous Effluent - Methods and systems for treating an aqueous effluent from a metathesis reactor, such as a metathesis-based biorefinery, are generally disclosed. In some embodiments, the aqueous effluent is generated from washing the metathesized product with an aqueous medium. In some embodiments, such wash streams are chemically treated to reduce their toxicity and to facilitate disposal. In some embodiments, such wash streams are treated to recover at least a portion of the catalyst residue, so as to facilitate catalyst recovery. | 07-30-2015 |
Bruce Andrew Firth, Bellbowrie AU
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20090245588 | Method And Apparatus For Determining Particle Parameter And Processor Performance In A Coal And Mineral Processing System | 10-01-2009 |
Bruce E. Firth, Buffalo Grove, IL US
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20120197031 | METHODS OF REFINING NATURAL OILS AND METHODS OF PRODUCING FUEL COMPOSITIONS - A method of refining a natural oil includes: (a) providing a feedstock that includes a natural oil; (b) reacting the feedstock in the presence of a metathesis catalyst to form a metathesized product that includes olefins and esters; (c) passivating residual metathesis catalyst with an agent selected from the group consisting of phosphorous acid, phosphinic acid, and a combination thereof; (d) separating the olefins in the metathesized product from the esters in the metathesized product; and (e) transesterifying the esters in the presence of an alcohol to form a transesterified product and/or hydrogenating the olefins to form a fully or partially saturated hydrogenated product. Methods for suppressing isomerization of olefin metathesis products produced in a metathesis reaction, and methods of producing fuel compositions are described. | 08-02-2012 |
20120197032 | METHODS OF REFINING NATURAL OILS, AND METHODS OF PRODUCING FUEL COMPOSITIONS - A method of refining a natural oil includes: (a) providing a feedstock that includes a natural oil; (b) reacting the feedstock in the presence of a metathesis catalyst to form a metathesized product that includes olefins and esters; (c) passivating residual metathesis catalyst with an agent that comprises nitric acid; (d) separating the olefins in the metathesized product from the esters in the metathesized product; and (e) transesterifying the esters in the presence of an alcohol to form a transesterified product and/or hydrogenating the olefins to form a fully or partially saturated hydrogenated product. Methods for suppressing isomerization of olefin metathesis products produced in a metathesis reaction, and methods of producing fuel compositions are described. | 08-02-2012 |
20130006012 | METHODS OF REFINING NATURAL OILS, AND METHODS OF PRODUCING FUEL COMPOSITIONS - A method of refining a natural oil includes: (a) providing a feedstock that includes a natural oil; (b) reacting the feedstock in the presence of a metathesis catalyst to form a metathesized product that includes olefins and esters; (c) passivating residual metathesis catalyst with an agent selected from the group consisting of (i) a salt and/or an ester of a phosphorous oxo acid, (ii) a derivative of the phosphorous oxo acid in which at least one P—H bond has been replaced by a P—C bond, (iii) a salt and/or an ester of the derivative, and (iv) combinations thereof; (d) separating the olefins in the metathesized product from the esters in the metathesized product; and (e) transesterifying the esters in the presence of an alcohol to form a transesterified product and/or hydrogenating the olefins to form a fully or partially saturated hydrogenated product. | 01-03-2013 |
20130165706 | METHODS FOR SUPPRESSING ISOMERIZATION OF OLEFIN METATHESIS PRODUCTS - A method for suppressing isomerization of an olefin metathesis product produced in a metathesis reaction includes adding an isomerization suppression agent to a mixture that includes the olefin metathesis product and residual metathesis catalyst from the metathesis reaction under conditions that are sufficient to passivate at least a portion of the residual metathesis catalyst. The isomerization suppression agent is phosphorous acid, a phosphorous acid ester, phosphinic acid, a phosphinic acid ester or combinations thereof. Methods of refining natural oils are described. | 06-27-2013 |
20130165708 | METHODS FOR SUPPRESSING ISOMERIZATION OF OLEFIN METATHESIS PRODUCTS - A method for suppressing isomerization of an olefin metathesis product produced in a metathesis reaction includes adding an isomerization suppression agent that includes nitric acid to a mixture that includes the olefin metathesis product and residual metathesis catalyst from the metathesis reaction under conditions that are sufficient to passivate at least a portion of the residual metathesis catalyst. Methods of refining a natural oil are described. | 06-27-2013 |
Bruce E. Firth, Woodridge, IL US
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20130165707 | METHODS FOR SUPPRESSING ISOMERIZATION OF OLEFIN METATHESIS PRODUCTS - A method for suppressing isomerization of an olefin metathesis product produced in a metathesis reaction includes adding an isomerization suppression agent to a mixture that includes the olefin metathesis product and residual metathesis catalyst from the metathesis reaction under conditions that are sufficient to passivate at least a portion of the residual metathesis catalyst. The isomerization suppression agent includes (i) a salt and/or an ester of a phosphorous oxo acid, and/or (ii) a derivative of the phosphorous oxo acid in which at least one P—H bond has been replaced by a P—C bond, and/or (iii) a salt and/or an ester of the derivative. Methods of refining natural oils are described. | 06-27-2013 |
Daniel George Firth, New South Wales AU
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20090071955 | Modular Tank with Cooperating Formations on End Walls - A tank assembly suitable for use in the transport of liquids, the tank assembly including at least two tank sections which are adapted to be fitted together in an assembled position. Each tank section includes an end wall, the end walls being adjacent one another when the tank sections are in the assembled position. The end walls have cooperating formations thereon which are adapted to cooperate with one another so as to limit relative movement between the tank sections at least in one direction when in the assembled position. | 03-19-2009 |
Darren Firth, West Pennant Hills AU
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20100099537 | CONTROL SYSTEM FOR DUAL CLUTCH TRANSMISSION - The present invention provides a control system for a dual clutch automatic transmission having a torque converter. The transmission provides seven forward speeds or gear ratios and reverse. The control system includes a hydraulic pump, a pressure regulator assembly and control valves that provide and release pressurized hydraulic fluid to the torque converter, a pair of input clutches and eight synchronizer clutches. A first pair of control valves are high flow rate valves which are capable of rapidly engaging and disengaging the input clutches. A second pair of high flow rate valves, control valves and spool valves provide a branching control circuit which controls engagement and disengagement of the synchronizer clutches. A control valve linked to the shift lever blocks hydraulic fluid flow to the first pair of high flow rate valves to inhibit input clutch activation when the shift lever is in Park or Neutral. | 04-22-2010 |
20130098452 | HYDRAULIC DISTRIBUTION SYSTEM EMPLOYING DUAL PUMPS - Disclosed is an exemplary hydraulic system including a first fluid circuit and a second fluid circuit. The hydraulic system further includes a first pump fluidly connected to the first fluid circuit and fluidly connectable to the second fluid circuit, and a second pump fluidly connectable to the first and second fluid circuits. The hydraulic system includes a first valve that may be arranged in a first position for fluidly disconnecting the first and second pumps from the second fluid circuit, a second position for fluidly connecting the second pump to the second fluid circuit and fluidly disconnecting the first pump from the second fluid circuit, and a third position for fluidly connecting the first and second pumps to the second fluid circuit. | 04-25-2013 |
20150330519 | LINE PRESSURE VALVE TO SELECTIVELY CONTROL DISTRIBUTION OF PRESSURIZED FLUID - A line pressure valve includes a valve housing having a central cavity and a plurality of inlet and outlet ports, and a spool positioned within the central cavity and axially displaceable therein, the spool having a plurality of radial cutouts that fluidly connect respective inlet and outlet ports based on an axial position of the spool with respect to the valve housing. First and second pumps are fluidly connectable and disconnectable respectively to and from the fluid circuit based on the axial position of the spool via the inlet and outlet ports. | 11-19-2015 |
Darren Lee Firth, West Pennant Hills AU
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20090054206 | TORQUE CONVERTER - A torque converter having a lockup clutch or a coupling device, for selectively providing a mechanical connection between a drive unit and a drive train. The lockup clutch (C) or coupling device has a driving part connected to the drive unit and a driven part connected to the drive train. The torque converter also has a control system for applying a first pressure in a sense to cause frictional engagement between the driving part and the driven part and a second pressure in a sense to cause disengagement of the driving part and the driven part. A differential between the pressures is progressively controllable by the control system so as to control the relative positioning between the driven part and the driving part. | 02-26-2009 |
20100285918 | TRANSMISSION - A multi-ratio automatic transmission for a vehicle, the transmission having a single planetary gear set, a plurality of friction elements for coupling components of the planetary gear set between an input and an output of the transmission in different configurations so as to achieve a plurality of forward drive ratios, and a control system for selectively engaging/disengaging the friction elements in different combinations to effect selection of the ratios, wherein the friction elements include first and second clutches mounted forward of the planetary gear set, and wherein power flow in each of the forward drive ratios is routed from the input to the planetary gear set through at least one of the first and second clutches. | 11-11-2010 |
David G. Firth, Cle Elum, WA US
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20130057652 | Handheld Scanning Device - A handheld, cordless scanning device for the three-dimensional image capture of patient anatomy without the use of potentially hazardous lasers, optical reference targets for frame alignment, magnetic reference receivers, or the requirement that the scanning device be plugged in while scanning. The device generally includes a housing having a front end and a rear end. The rear end includes a handle and trigger. The front end includes a pattern projector for projecting a unique pattern onto a target object and a camera for capturing live video of the projected pattern as it is deformed around the object. The front end of the housing also includes a pair of focus beam generators and an indexing beam generator. By utilizing data collected with the present invention, patient anatomy such as anatomical features and residual limbs may be digitized to create accurate three-dimensional representations which may be utilized in combination with computer-aided-drafting programs. | 03-07-2013 |
Douglas R. Firth, Ithaca, NY US
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20150365072 | SYSTEMS AND METHODS FOR EXTENDING FREQUENCY RESPONSE OF RESONANT TRANSDUCERS - Certain implementations of the disclosed technology may include systems and methods for extending a frequency response of a transducer. A method is provided that can include receiving a measurement signal from a transducer, wherein the measurement signal includes distortion due to a resonant frequency of the transducer. The method includes applying a complementary filter to the measurement signal to produce a compensated signal, wherein applying the complementary filter reduces the distortion to less than about +/−1 dB for frequencies ranging from about zero to about 60% or greater of the resonant frequency. The method further includes outputting the compensated signal. | 12-17-2015 |
Gregory John Firth, New South Wales AU
Patent application number | Description | Published |
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20090071955 | Modular Tank with Cooperating Formations on End Walls - A tank assembly suitable for use in the transport of liquids, the tank assembly including at least two tank sections which are adapted to be fitted together in an assembled position. Each tank section includes an end wall, the end walls being adjacent one another when the tank sections are in the assembled position. The end walls have cooperating formations thereon which are adapted to cooperate with one another so as to limit relative movement between the tank sections at least in one direction when in the assembled position. | 03-19-2009 |
Gregory Scott Firth, Vista, CA US
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20130167434 | Pole Saw Guide | 07-04-2013 |
20140196357 | Burrowing Rodent Stick - A burrowing rodent extermination device comprising a stick form poison bait ( | 07-17-2014 |
Harry Firth, Stillwater, MN US
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20130340218 | HANDHEALD FELTING DEVICE - A device used for felting. The felting device may include a top portion and a bottom portion. The bottom portion may include a bottom surface with a waffle maker pattern. The waffle maker pattern may include a plurality of intersecting grooves that form protruding blocks. The top portion may include a handle for easily grasping and using the felting device. | 12-26-2013 |
Kevin L. Firth, Kingston CA
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20080213855 | Planar electroporation apparatus and method - An electroporation apparatus provides for the electroporation of adherent cells attached to an electrode surface or suspended cells in close proximity to an electrode surface. In one embodiment, the electrodes are transparent to allow cell viewing using a microscope or an automated image analysis machine. The geometry of the electrodes and associated electrically non-conductive structures may provide for well-defined regions of electroporated and non-electroporated adherent cells with a clearly defined interface between these regions, facilitating comparison of electroporated cells and non-electroporated cells, and evaluation of transfer of material from cell to cell via intercellular gap junctions. | 09-04-2008 |
Lee C. Firth, Renton, WA US
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20080210817 | Energy-absorbing Square Tube Composite Stanchion - An energy absorbing structural strut employs a composite tube bonded to an end fitting with the bond being slightly lower in strength than the crushing strength of the tube in axial compression. The end fitting incorporates an anvil to rupture the tube and absorb energy upon shearing of the bond with the strut in compression. | 09-04-2008 |
20080286073 | HYBRID CONTOURED LOAD-SPREADING WASHER - A hybrid contoured load-spreading washer is disclosed. An illustrative embodiment of the washer includes a washer body having a composite layer and a metal layer bonded to the composite layer and a fastener opening extending through the washer body. A floor beam seat track attachment assembly and a method of transmitting a load from a seat track to a floor beam web in a seat track attachment assembly are also disclosed. | 11-20-2008 |
20090003965 | Hybrid Contoured Load-Spreading Washer - A hybrid contoured load-spreading washer is disclosed. An illustrative embodiment of the washer includes a washer body having a composite layer and a metal layer bonded to the composite layer and a fastener opening extending through the washer body. A floor beam seat track attachment assembly and a method of transmitting a load from a seat track to a floor beam web in a seat track attachment assembly are also disclosed. | 01-01-2009 |
20090206202 | Energy absorbing structure for aircraft - Energy absorbing structure disposed beneath the cargo area of an aircraft provides maximum energy absorption and structural strength using carbon fiber reinforced epoxy composites. The energy absorbing structure uses laminated stanchions having ply drop-offs to produce stable, progressive crushing of the stanchions during a wheels-up crash landing. Integrally formed flanges on the stanchions allow direct mounting of the stanchions on the structural members of the aircraft, without the need for specialized fittings. | 08-20-2009 |
20100018271 | Forming Method And Apparatus And An Associated Preform Having A Hydrostatic Pressing Medium - A method and apparatus for forming a workpiece having a desired configuration as well as an associated preform assembly are provided. The forming method and apparatus as well as the preform assembly include a hydrostatic pressing medium, such as a layer of glass, disposed within the die cavity proximate to at least one side of the workpiece. The hydrostatic pressing medium is configured to have a relatively low viscosity at the temperatures at which the workpiece is processed, thereby facilitating the relatively even application of pressure to the workpiece. As such, a workpiece having a complex configuration may be formed utilizing a single acting die. | 01-28-2010 |
20110135418 | SELF EXPANDING FASTENER - In one embodiment a method to join a first structure to a second structure, comprises aligning a first hole in the first structure with a second hole in the second structure and inserting a fastener into the first hole and the second hole. The fastener comprises a shape memory alloy which was formed into a first shape having a diameter slightly larger than a diameter of the first hole and the second hole when the shape memory alloy was in an austenite state and reduced to a second shape having a diameter less than the diameter of the first hole and the second hole when the shape memory alloy was in a martensite state. The method further comprises heating the fastener above an austenite start transition temperature, such that the fastener initiates free expansion from the second shape back to the first shape and establishes physical contact with the surface of the first hole and the second hole and continuing to heat the fastener such that first structure and the second structure proximate the holes and the fastener undergo plastic deformation. | 06-09-2011 |
20130097847 | SELF EXPANDING FASTENER - A method to join a first structure to a second structure comprises aligning a first hole in the first structure with a second hole in the second structure and inserting a fastener into the first hole and the second hole. The fastener comprises a shape memory alloy which was formed into a first shape having a diameter slightly larger than a diameter of the first hole and the second hole when the shape memory alloy was in an austenite state and reduced to a second shape having a diameter less than the diameter of the first hole and the second hole when the shape memory alloy was in a martensite state. The method further comprises heating the fastener above an austenite start transition temperature. | 04-25-2013 |
Lee Charles Firth, Renton, WA US
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20150017362 | Thermoplastic and Titanium Sandwich Structures - A method and apparatus for forming a sandwich structure is presented. A sandwich structure comprises a metallic core layer and a thermoplastic layer on a first side of the metallic core layer. The thermoplastic layer is consolidated against the first side of the metallic core layer. | 01-15-2015 |
20150137427 | Consolidation of Complex Contoured Thermoplastic Structures - A method and apparatus for forming a stiffened thermoplastic panel is presented. The method may comprise placing a number of forming tools within a number of concave areas of a thermoplastic preform. The method may also place the thermoplastic preform with the number of forming tools within the number of concave areas on a thermoplastic lay-up to form a workpiece. The method may also position the workpiece within a tool. The tool may have a number of die liners configured to generate heat in response to a magnetic field. The method may also consolidate the workpiece to form the stiffened thermoplastic panel. Consolidating may comprise applying a magnetic field to the number of die liners to heat the workpiece to a consolidation temperature. | 05-21-2015 |
Mark H. Firth, San Jose, CA US
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20110310041 | Testing a Touch-Input Program - Methods and systems are disclosed that allow automated testing of an application program that is configured to receive a touch input. A testing mechanism can be configured to identify the touch input that is designed to produce a specified result. The testing mechanism can generate one or more signals simulating the touch input. The testing mechanism can then check the state of the user interface of the application program being tested and determine whether the actual result conforms to the specified result. | 12-22-2011 |
Richard Firth, Valencia, CA US
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20140151527 | MULTI-LEGGED STAND WITH STABILIZERS - Described is a multi-legged instrument stand that is specifically designed to increase stability and resistance to tipping. The stand can be used with any suitable instrument, such as guitars (via a guitar hanger), microphones, etc. The stand includes a base with a body pole. A leg connector is slidably attached with the body pole, with three legs and two stabilizers being pivotally connected with the leg connector. Thus, the legs and stabilizers can collapse for storage or rotate outward to allow the stand to be positioned upon a ground surface with increased stability. | 06-05-2014 |
Richard Firth, Santa Clarita, CA US
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20150321059 | AUTOMATED BALL-THROWING APPARATUS - A ball-throwing apparatus is disclosed. The apparatus includes a receptacle for holding at least one ball-shaped projectile, the receptacle having an opening. A feeder is also included in the apparatus, the feeder having a track associated with the opening in the receptacle. The track has a first section positioned adjacent the opening and a second section spaced apart from the first section. The apparatus also includes a holder for holding the at least one ball-shaped projectile in a stationary position, and a launching assembly for launching the at least one projectile in a direction extending away from the ball-throwing apparatus. The ball-throwing apparatus may be sized so that a variety of different pets are able to drop the at least one ball-shaped projectile into the receptacle. Methods of using the apparatus are also disclosed. | 11-12-2015 |
Richard L. Firth, Redmond, WA US
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20100228873 | Protocol Agnostic Request Response Pattern - A system and method for facilitating communications over a protocol is provided. The system includes a class factory that holds identifiers associated with determining which, if any, registered protocol object creator should be employed to create a protocol object. The protocol object implements an abstract network protocol base class. The protocol object is employed to abstract details of communicating over a protocol and to provide a byte stream interface to communications occurring over the protocol, while removing protocol specific code from an application program. The method includes creating an instance of a protocol object from a source of registered protocol handlers based on a request to communicate over a protocol and using a base class API to communicate over the protocol through the protocol object. | 09-09-2010 |
Robbin Firth, Stillwater, MN US
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20130340218 | HANDHEALD FELTING DEVICE - A device used for felting. The felting device may include a top portion and a bottom portion. The bottom portion may include a bottom surface with a waffle maker pattern. The waffle maker pattern may include a plurality of intersecting grooves that form protruding blocks. The top portion may include a handle for easily grasping and using the felting device. | 12-26-2013 |
Robert A. Firth, Fraizer Park, CA US
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20090259264 | SURGICALLY IMPLANTABLE WIRE CONNECTOR - A surgically implantable wire connecting device that is adaptable to accept various diameter wires by selecting pre-wired mandrels, each having a specific candidate diameter wire and length, and attaching the mandrels together in a metal crimp tube. The final assembly during surgery requires a simple crimp of the crimp tube to the adapter tube by using a standard crimp tool. The delicate lead wires that are being attached are not deformed or crushed by the crimp process and are located remote from the crimp. | 10-15-2009 |
Tony W. Firth, San Jose, CA US
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20140167223 | Semiconductor Cooling Device - A system and a method of self-cooling a semiconductor package are described. A cell is formed, which contains a thermally conductive and electrically insulative material, sandwiched between a first thermally conductive plate and a second thermally conductive plate. A plurality of integrated circuits are formed by combinatorial processing. The plurality of integrated circuits are interconnected into a semiconductor integrated circuit package. The cell is thermally bonded to the semiconductor integrated circuit package. The first thermally conductive plate is electrically connected to the semiconductor integrated circuit package. A current is supplied to the second thermally conductive plate by an electrical lead from a supply voltage. Power is provided in series to the semiconductor integrated circuit package and through the cell. | 06-19-2014 |