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Chen, Thousand Oaks

Chuan-Hua Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20080241932Analyte detection via electrochemically generated reagent - Electrochemical devices, methods, and systems for detecting and quantifying analytes are disclosed. A chemical detection reagent is locally generated in a test solution by electrochemical reaction of a precursor compound caused to migrate into the test solution from a precursor solution separated from the test solution by a cell separator. This approach provides precise metering of the reagent, via the charge passed, and avoids the need to store a reagent solution that may be chemically unstable. In one embodiment, the starch concentration in a colloidal solution can be measured via spectroscopic detection of a blue complex formed by the interaction of starch with iodine produced, on demand, by electrochemical oxidation of iodide ion. The approach may also be used to characterize certain types of analytes. The invention is amenable to automation and is particularly useful for on-line monitoring of production processes, including the inclusion of feed back loop mechanisms for process control.10-02-2008
20090233057ELECTROHYDRODYNAMIC PRINTING AND MANUFACTURING - An stable electrohydrodynamic filament is obtained by causing a straight electrohydrodynamic filament formed from a liquid to emerge from a Taylor cone, the filament having a diameter of from 10 nm to 100 μm. Such filaments are useful in electrohydrodynamic printing and manufacturing techniques and their application in liquid drop/particle and fiber production, colloidal deployment and assembly, and composite materials processing.09-17-2009

Chunglung Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20080307651HEAT PIPE DISSIPATING SYSTEM AND METHOD - In one embodiment of the disclosure, a heat pipe device for dissipating heat from a heat source includes a porous wick structure having a first porous wick portion disposed adjacent to a second porous wick portion. The first porous wick portion is defined by a first set of microgrooves. The second porous wick portion is defined by a second set of microgrooves disposed in non-parallel adjacent alignment to the first set of microgrooves. The heat pipe device may be disposed within a closed chamber enclosure to which the heat source is attached. In further embodiments, methods are disclosed for manufacturing devices for dissipating heat from a heat source, and for using devices to dissipate heat from a heat source.12-18-2008

Chung-Lung Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20080210559High energy density electro-osmotic pump and actuator - An electro-osmotic pump includes a pump chamber having a wall fabricated of an electric double layer material, the surface area of the electric double layer material being high relative to the volume of the chamber. An electric potential applied across the material causes a fluid in the chamber to be transported through the wall.09-04-2008
20080225489Heat spreader with high heat flux and high thermal conductivity - A heat spreader for transferring heat from a heat source to a heat sink using a phase change coolant, includes an array of cells, each cell having at least one microporous wick for supporting flows of the coolant in the liquid phase, via capillary action, within the spreader from proximate the heat sink to proximate the source and at least one macroporous wick for supporting flows of the coolant, in the liquid and vapor phase, within the spreader from proximate the source to proximate the heat sink.09-18-2008
20090159242HEAT PIPE SYSTEM - For cooling electronics with high heat fluxes, a lattice wick system is disclosed that has a plurality of granular wicking walls configured to transport liquid through capillary action in a first direction, each set of the plurality of granular wicking walls forming respective vapor vents between them to transport vapor. Granular interconnect wicks are embedded between respective pairs of the granular wicking walls to transport liquid through capillary action in a second direction substantially perpendicular to the first direction. The granular interconnect wicks have substantially the same height as said granular wicking wall so that the plurality of granular wicking walls and granular interconnect wicks enable transport of liquid through capillary action in two directions and the plurality of vapor vents transport vapor in a direction orthogonal to the first and second directions.06-25-2009
20090159243NANO TUBE LATTICE WICK SYSTEM - For cooling electronics with high heat fluxes, a lattice wick system is disclosed that has a plurality of nano tube wicking walls configured to transport liquid through capillary action in a first direction, each set of the plurality of granular wicking walls forming respective vapor vents between them to transport vapor. A plurality of nano tube interconnect wicks embedded between respective pairs of the plurality of nano tube wicking walls transport liquid through capillary action in a second direction substantially perpendicular to the first direction. The nano tube interconnect wicks have substantially the same height as the nano tube wicking walls so that the plurality of nano tube wicking walls and the plurality of nano tube interconnect wicks enable transport of liquid through capillary action in two directions and the plurality of vapor vents transport vapor in a direction orthogonal to the first and second directions.06-25-2009
20100108292Heat sink system with fin structure - A heat sink apparatus includes a heat conductive base plate and a plurality of fins in thermal communication with the heat conductive base plate. The plurality of fins is configured to form a plurality of curved and branching channels extending radially on the base plate. At least two of the plurality of fins are configured with a gap between them to trip a gas boundary layer formed on a first one of the at least two fins, when a gas boundary layer is present.05-06-2010
20110284188HEAT SPREADER WITH HIGH HEAT FLUX AND HIGH THERMAL CONDUCTIVITY - A system and method is disclosed for fabricating a heat spreader system, including providing a plurality of bottom microporous wicks recessed in a bottom substrate, bonding a center substrate to the bottom substrate, and bonding a top substrate having a top chamber portion to the center substrate to establish a first vapor chamber with said plurality of bottom microporous wicks.11-24-2011

Patent applications by Chung-Lung Chen, Thousand Oaks, CA US

Guoqing Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20120065185SUBSTITUTED ALKYLAMINE DERIVATIVES AND METHODS OF USE - Selected heterocyclic compounds are effective for prophylaxis and treatment of diseases, such as angiogenesis mediated diseases. The invention encompasses novel compounds, analogs, prodrugs and pharmaceutically acceptable derivatives thereof, pharmaceutical compositions and methods for prophylaxis and treatment of diseases and other maladies or conditions involving, cancer and the like.03-15-2012

Homer H. Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20090232411METHOD FOR ENHANCING PERCEPTIBILITY OF IMAGE - A method for enhancing a perceptibility of an image, includes the steps of: processing the image in accordance with a first luminance characteristic and a second luminance characteristic of the image, wherein a plurality of pixels with the first luminance characteristic are brighter than a plurality of pixels with the second luminance characteristic; compressing the plurality of pixels with the first luminance characteristic; and adjusting the plurality of pixels with the second luminance characteristic.09-17-2009

Patent applications by Homer H. Chen, Thousand Oaks, CA US

Mon-Gy Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20090053242Thrombopoietic compounds - The invention relates to the use of compounds, especially peptides or polypeptides, that have thrombopoietic activity, and pegylated forms thereof. The peptides and polypeptides of the invention may be used to increase platelets or platelet precursors (e.g., megakaryocytes) in a mammal.02-26-2009
20110071077Thrombopoietic Compounds - The invention relates to the use of compounds, especially peptides or polypeptides, that have thrombopoietic activity, and pegylated forms thereof. The peptides and polypeptides of the invention may be used to increase platelets or platelet precursors (e.g., megakaryocytes) in a mammal.03-24-2011

Steven Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20110079703OBJECT TRACKING SYSTEM - An optical tracking system comprises an array of point source emitters that output respective optical emissions, and a plurality of angle of arrival sensors. Each sensor comprises one or more optical elements and a focal plane array (FPA), with the optical elements arranged to resolve the optical emissions into one or more linear patterns on the FPA. A processing system in communication with the sensors establishes the orientation and position of each of the optical emitters using the linear patterns. A headgear tracking system employs point source emitters on a piece of headgear, with front and rear arrays of angle of arrival sensors located in an aircraft cockpit; a processing system in communication with the sensor arrays establishes an orientation and position for each of the optical emitters on the headgear.04-07-2011

Steven L. Chen, Thousand Oaks, CA US

Patent application numberDescriptionPublished
20120075343AUGMENTED REALITY (AR) SYSTEM AND METHOD FOR TRACKING PARTS AND VISUALLY CUEING A USER TO IDENTIFY AND LOCATE PARTS IN A SCENE - An AR system both identifies and visually tracks parts for a user by maintaining spatial awareness of the user's pose and provides instructions to the user for the use of those parts. Tracking the identified parts, both inside and outside the current Field of View (FOV), and any missing parts for use with the current instruction improves the effectiveness and efficiency of both novice and experienced user alike.03-29-2012