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Hsu, OH

Allan Hsu, Centerville, OH US

Patent application numberDescriptionPublished
20080216164METHOD FOR PROVIDING ACCESS CONTROL TO SINGLE SIGN-ON COMPUTER NETWORKS - A method for providing access control to a single sign-on computer network is disclosed. A user is assigned to multiple groups within a computer network. In response to an access request by the user, the computer network determines a group pass count based on a user profile of the user. The group pass count is a number of groups in which the access request meets all their access requirements. The computer network grants the access request if the group pass count is greater than a predetermined high group pass threshold value.09-04-2008

Chang-Fang Hsu, Beavercreek, OH US

Patent application numberDescriptionPublished
20100149238THERMAL CLEANING OF INDIVIDUAL JETTING MODULE NOZZLES - A liquid ejection device includes a jetting module including an array of nozzles; a thermal stimulation device associated with each nozzle of the array of nozzles; and a controller in electrical communication with each thermal stimulation device. The controller is configured to provide a first activation waveform to each thermal stimulation device and to provide a second activation waveform to each thermal stimulation device to clean the associated nozzle with liquid emitted from the associated nozzle. The second activation waveform has a higher activation component when compared to the first activation waveform.06-17-2010
20100271436PRINTHEAD WITH LIQUID FLOW THROUGH DEVICE - A liquid drop ejector is disclosed including a nozzle structure and a thermal actuator. The nozzle structure includes a nozzle and a wall. The nozzle includes an end and the wall extends from the end of the nozzle. The thermal actuator is associated with at least one of the nozzle and the wall, and is operable to add surface energy to at least one of the nozzle and the wall to cause a directional change in a liquid flowing through the nozzle structure.10-28-2010
20100293787METHOD OF MANUFACTURING A POROUS CATCHER - According to one feature of the present invention, a method of manufacturing a porous catcher includes providing a catcher face material layer; forming pores in the catcher face material layer using a first etching process that is controlled by a first photolithographic mask; providing a reinforcing structure material layer that is in mechanical contact with the porous catcher face; forming openings in the reinforcing structure material layer using a second etching process that is controlled by a second photolithographic mask; and fluidically connecting the openings in the reinforcing structure and the pores of the catcher face using a material removal process.11-25-2010
20100295910PRINTHEAD WITH POROUS CATCHER - A printhead includes a catcher and a negative pressure source. The catcher includes a liquid drop contact structure. The liquid drop contact structure includes a plurality of pores, each of the plurality of pores having a substantially uniform size when compared to each other. The plurality of pores have a critical pressure point above which air can displace liquid from the plurality of pores. The negative pressure source is in fluid communication with the plurality of pores of the liquid contact structure. The negative pressure source includes a pressure regulator to control the negative pressure such that the negative pressure remains below the critical pressure point of the plurality of pores of the liquid drop contact structure.11-25-2010
20100295912POROUS CATCHER - A catcher for use in a continuous printhead includes a liquid drop contact structure and a reinforcing structure. The liquid drop contact structure includes a plurality of pores with each of the plurality of pores having a substantially uniform size when compared to each other. The reinforcing structure, which is in contact with the liquid drop contact structure, includes a plurality of fluid channels through which liquid from the plurality of pores can be removed.11-25-2010
20110012967CATCHER INCLUDING DRAG REDUCING DROP CONTACT SURFACE - A catcher and a method of printing are provided. The catcher includes a liquid drop contact face. The liquid drop contact face includes an opening that creates an air cushion upon which liquid flows after a liquid drop contacts the drop contact face.01-20-2011

Leh-Yeh Hsu, Cuyahoga Falls, OH US

Patent application numberDescriptionPublished
20090156769FUNCTIONALIZED MONOMERS AND FUNCTIONALIZED RUBBERY POLYMERS MADE THEREWITH - Rubbery polymers can be formed having the general formula:06-18-2009
20100093960Potassium Based Catalyst Systems For Synthesizing Rubbery Polymers - The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as styrene-butadiene rubber, that can be utilized in tire tread rubbers. The catalyst system, in one embodiment, includes an organolithium compound and a potassium alkyl borohydride or potassium alkyl aluminum hydride defined by: (R)04-15-2010
20100206443Heterogeneous Rubbery Polymers Having Random, Tapered, and Block Portions Therein and Methods of Making Same - A heterogeneous rubbery polymer is provided that includes a polymer chain derived from a vinyl aromatic monomer and a conjugated diolefin monomer, wherein from greater than 20 weight percent to about 40 weight percent of units in the rubbery polymer are derived from the vinyl aromatic monomer and from about 60 weight percent to about 80 weight percent of units in the rubbery polymer are derived from the conjugated diolefin monomer. The polymer chain is further characterized by having greater than zero and less than about 30 weight percent of the vinyl aromatic units in sequences containing 1 vinyl aromatic unit, from about 5 weight percent to about 20 weight percent of the vinyl aromatic units in sequences containing 5 to 8 vinyl aromatic units, and greater than zero and less than about 5 weight percent of the vinyl aromatic units in sequences containing 9 or more vinyl aromatic units.08-19-2010

Paul E. Hsu, Lewis Center, OH US

Patent application numberDescriptionPublished
20100163646SPRAYER - A spray device for dispensing chemicals is disclosed. The spray device comprises a cartridge defining an interior compartment for containing a liquid product, an applicator having a support body, an extendable wand attached to the support body, a handle at a rear end of the support body, and a pump.07-01-2010

Paul Eugene Hsu, Lewis Center, OH US

Patent application numberDescriptionPublished
20110155873MOUNTING SYSTEM FOR RELEASABLY SECURING AN ENTERTAINMENT MODULE TO AN AUTOMOTIVE HEADREST - A mounting system (06-30-2011

Shui-Jen Raymond Hsu, Westlake, OH US

Patent application numberDescriptionPublished
20090163619Waterborne Coatings With Improved Early Water Blushing And Chemical Resistance - This invention relates to waterborne coatings with enhanced early water blushing resistance, chemical resistance, and adhesion to substrates. These waterborne coatings can be paints, varnishes, and water sealers that offer excellent early water blushing as well as. excellent resistance to common household chemicals, such as gasoline, motor oil, brake fluid, transmission fluid, household cleaners, window cleaning fluids, antifreeze, and the like.06-25-2009
20100280198Olefin Acrylate Emulsion Copolymerization - A polymerization process to copolymerize hydrophobic ethylenically unsaturated C11-04-2010

Patent applications by Shui-Jen Raymond Hsu, Westlake, OH US

Wen-Liang Hsu, Cuyahoga Falls, OH US

Patent application numberDescriptionPublished
20090156769FUNCTIONALIZED MONOMERS AND FUNCTIONALIZED RUBBERY POLYMERS MADE THEREWITH - Rubbery polymers can be formed having the general formula:06-18-2009
20100043938DENDRIMERS OF RUBBERY POLYMERS - This invention discloses a process for synthesizing a dendrimer of a rubbery polymer comprising: (a) reacting a lithium terminated rubbery polymer with a halogenated silicon containing compound to produce a polymer which is terminated with halogenated silicon moieties, wherein the halogenated silicon contain compound has at least four halogen atoms which are bonded directly to silicon atoms, wherein the ratio of the lithium terminated rubbery polymer to halogen atoms in the halogenated silicon containing compound is within the range of 2:n to (n-1):n, wherein n represents the number of halogen atoms that are bonded directly to silicon atoms in the halogenated silicon containing compound, wherein the halogenated silicon containing compound contains at least three halogen atoms which are bonded directly to a silicon atom; (b) reacting the polymer which is terminated with halogenated silicon moieties with a molar excess of a tertiary alcohol to produce a polymer which is terminated with hydroxy silyl moieties; and (c) allowing the polymer which is terminated with the hydroxy silyl moieties to couple under conditions sufficient to produce a dendrimer containing siloxane linkages. It has also be found that similar dendrimers having improved processability can be make utilizing halogenated tin containing compounds in stead of the halogenated silicon containing compound.02-25-2010
20100093960Potassium Based Catalyst Systems For Synthesizing Rubbery Polymers - The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as styrene-butadiene rubber, that can be utilized in tire tread rubbers. The catalyst system, in one embodiment, includes an organolithium compound and a potassium alkyl borohydride or potassium alkyl aluminum hydride defined by: (R)04-15-2010
20100108230SYNTHESIS OF SOLUBLE FUNCTIONALIZED LITHIUM INITIATORS - This invention discloses a process for making dilithium initiators in high purity. This process can be conducted in the absence of amines which is desirable since amines can act as modifiers for anionic polymerizations. The dilithium compounds made are highly desirable because they are soluble in aromatic solvents. The present invention also discloses a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and sidewalls extending radially from and connecting said tread to said beads, wherein said tread is adapted to be ground-contacting, and wherein said tread is a cured the rubber formulation which is comprised of (a) at least one rubbery polymer containing functional groups of the structural formula:05-06-2010
20100206443Heterogeneous Rubbery Polymers Having Random, Tapered, and Block Portions Therein and Methods of Making Same - A heterogeneous rubbery polymer is provided that includes a polymer chain derived from a vinyl aromatic monomer and a conjugated diolefin monomer, wherein from greater than 20 weight percent to about 40 weight percent of units in the rubbery polymer are derived from the vinyl aromatic monomer and from about 60 weight percent to about 80 weight percent of units in the rubbery polymer are derived from the conjugated diolefin monomer. The polymer chain is further characterized by having greater than zero and less than about 30 weight percent of the vinyl aromatic units in sequences containing 1 vinyl aromatic unit, from about 5 weight percent to about 20 weight percent of the vinyl aromatic units in sequences containing 5 to 8 vinyl aromatic units, and greater than zero and less than about 5 weight percent of the vinyl aromatic units in sequences containing 9 or more vinyl aromatic units.08-19-2010
20100288407DENDRIMERS OF RUBBERY POLYMERS - This invention discloses a process for synthesizing a dendrimer of a rubbery polymer comprising: (a) reacting a lithium terminated rubbery polymer with a halogenated tin containing compound to produce a polymer which is terminated with halogenated tin moieties, wherein the halogenated tin containing compound is of the structural formula:11-18-2010

Patent applications by Wen-Liang Hsu, Cuyahoga Falls, OH US