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Loo, US

Dekai Loo, Wilmington, DE US

Patent application numberDescriptionPublished
20100130711NON-HYDROCARBYL HYDROPHOBICALLY MODIFIED POLYCARBOXYLIC POLYMERS - The present invention involves a cross-linked carboxylic acid hydrophobically modified copolymer product in which cross-linked carboxylic acid is modified with a non-hydrocarbyl hydrophobe, namely, poly(dimethyl siloxane) or fluoronated alkyl methacrylates.05-27-2010

De-Kai Loo, Wilmington, DE US

Patent application numberDescriptionPublished
20090253832COLORANT COMPATIBLE HYDROPHOBICALLY MODIFIED POLYURETHANE THICKENER FOR PAINT - A synthetic polymer has a water-soluble or water-swellable polyurethane backbone and terminal groups and/or intermediate groups of blocks of hydrophobes of alkyl- or aryl compounds containing a polymerizable cyclic monomer or a polymerizable double bond (or alkene) group or derivatives thereof. The blocks of hydrophobes are composed of two or more units of the same or different hydrophobes. These synthetic polymers are used as rheology modifiers, especially in latex paints.10-08-2009
20100324177COLORANT COMPATIBLE HYDROPHOBICALLY MODIFIED POLYETHYLENEGLYCOL THICKENER FOR PAINT - A synthetic polymer has a water-soluble or water-swellable polyethyleneglycol backbone and terminal groups and/or intermediate groups of blocks of hydrophobes of alkyl- or aryl compounds containing a polymerizable cyclic monomer or a polymerizable double bond (or alkene) group or derivatives thereof. The blocks of hydrophobes are composed of two or more units of the same or different hydrophobes. These synthetic polymers are used as rheology modifiers, especially in latex paints.12-23-2010

Patent applications by De-Kai Loo, Wilmington, DE US

Lina Loo, Monroe, NJ US

Patent application numberDescriptionPublished
20120039799VIRAL NANOPARTICLE CELL-TARGETED DELIVERY PLATFORM - This invention is a process for the manufacture of a plant viral capsid to be used for the targeted delivery of therapeutics to diseased cells. The process uses a plant virus as the starting material. The choice of the plant virus overcomes a problem in the manufacture of a uniform starting material. The final product has an advantage over other plant virus-based delivery systems in that the plant virus selected has a natural structure that is resistant to breakdown during the delivery process. This system takes advantage of the reversible divalent cation switch that this capsid employs to assemble and disassemble.02-16-2012

Sim Y. Loo, Rochester, MN US

Patent application numberDescriptionPublished
20110082680COMPACT MODEL FOR DEVICE/CIRCUIT/CHIP LEAKAGE CURRENT (IDDQ) CALCULATION INCLUDING PROCESS INDUCED UPLIFT FACTORS - A system, method and computer program product for implementing a quiescent current leakage specific model into semiconductor device design and circuit design flows. The leakage model covers all device geometries with wide temperature and voltage ranges and, without the need for stacking factor calculations nor spread sheet based IDDQ calculations. The leakage model for IDDQ calculation incorporates further parasitic and proximity effects. The leakage model implements leakage calculations at different levels of testing, e.g., from a single device to a full chip design, and are integrated within one single model. The leakage model implements leakage calculations at different levels of testing with the leverage of a single switch setting. The implementation is via a hardware definition language code or object oriented code that can be compiled and operated using a netlist of interest, e.g., for conducting a performance analysis.04-07-2011

Suem Ping Loo, Tolleson, AZ US

Patent application numberDescriptionPublished
20090273868TRANSIENT VOLTAGE SUPPRESSOR AND METHOD - A transient voltage suppressor and a method for protecting against surge and electrostatic discharge events. A semiconductor substrate of a first conductivity type has gate and anode regions of a second conductivity type formed therein. A PN junction diode is formed from a portion of the gate region and the semiconductor substrate. A cathode is formed adjacent to another portion of the gate region. A thyristor is formed from the cathode, the gate region, the substrate, and the anode region. Zener diodes are formed from other portions of the gate region and the semiconductor substrate. A second Zener diode has a breakdown voltage that is greater than a breakdown voltage of a first Zener diode and that is greater than a breakover voltage of the thyristor. The first Zener diode protects against a surge event and the second Zener diode protects against an electrostatic discharge event.11-05-2009
20090273876TRANSIENT VOLTAGE SUPPRESSOR AND METHOD - A transient voltage suppressor and a method for protecting against surge and electrostatic discharge events. A semiconductor substrate of a first conductivity type has gate and anode regions of a second conductivity type formed therein. A PN junction diode is formed from a portion of the gate region and the semiconductor substrate. A cathode is formed adjacent to another portion of the gate region. A thyristor is formed from the cathode, the gate region, the substrate, and the anode region. Zener diodes are formed from other portions of the gate region and the semiconductor substrate. A second Zener diode has a breakdown voltage that is greater than a breakdown voltage of a first Zener diode and that is greater than a breakover voltage of the thyristor. The first Zener diode protects against a surge event and the second Zener diode protects against an electrostatic discharge event.11-05-2009
20090302424METHOD OF FORMING A BI-DIRECTIONAL DIODE AND STRUCTURE THEREFOR - In one embodiment, a bi-directional diode structure is formed to have a substantially symmetrical current-voltage characteristic.12-10-2009
20110266591BI-DIRECTIONAL DIODE STRUCTURE - In one embodiment, a bi-directional diode structure is formed to have a substantially symmetrical current-voltage characteristic.11-03-2011

Yew-Young Loo, Chicago, IL US

Patent application numberDescriptionPublished
20110022541Methods and Systems for Proactive Loan Modification - Embodiments of the invention include a computer implemented method for automatically modifying the terms of a plurality of mortgages within a portfolio of mortgages, such that, monthly payments for the plurality of mortgages are reduced. The method includes calculating a current net present value for each of the mortgages in the portfolio of mortgages. The method also includes calculating a plurality of future net present values for each of the mortgages in the portfolio, each future net present value corresponding to one set of modified loan terms. The method also includes selecting the largest calculated future net present value. The method also includes automatically modifying the loan terms of each of the plurality of mortgages where the largest future net present value is greater than the current net present value. Loan terms are modified to correspond to the modified loan terms resulting in the largest net present value.01-27-2011

Yueh-Lin Loo, Princeton, NJ US

Patent application numberDescriptionPublished
20100112750Post-Processing Treatment of Conductive Polymers to Enhance Electrical Conductivity - A method for enhancing electrical conductivity of a film which includes at least one conductive polymer. The method includes providing the film comprising the at least one conductive polymer and at least one polymer acid, agitating the film in at least one reagent; and, placing the film on a heated surface. The at least one reagent includes a reagent acid that is stronger than the polymer acid. The conductivity of the treated film is significantly greater than the conductivity of the untreated film.05-06-2010
20110205613WATER-DISPERSIBLE POLYANILINE FILMS CAPABLE OF UNDERGOING STABLE AND REVERSIBLE POLYELECTROCHROMIC TRANSITIONS - The present disclosure relates generally to polyaniline (PANI) materials capable of undergoing stable and reversible polyelectrochromic transitions between multiple oxidation states. More specifically, the embodiments described herein include novel PANI-PAAMPSA structures that are capable of undergoing stable and reversible transitions between the ES, LB and PB oxidation states. In some embodiments, the structures described are capable of undergoing stable transitions over a broad pH range. Also described herein are methods of preparing certain electrochromic structures.08-25-2011

Patent applications by Yueh-Lin Loo, Princeton, NJ US

Yueh-Lin Loo, Lawrenceville, NJ US

Patent application numberDescriptionPublished
20090321277ELECTRON-CONDUCTING CROSSLINKED POLYANILINE-BASED REDOX HYDROGEL, AND METHOD OF MAKING - A polymer matrix that may coated on an electrode is created by co-crosslinking (1) an adduct of a polyaniline formed by templated oxidative polymerization on a polymer acid; (2) a water-soluble crosslinker; and (3) a redox enzyme. The polymer matrix may be hydrated, and the absorbed water may make it permeable to, for example, glucose. The polyaniline may be polyaniline itself or a substituted polyaniline; the water-soluble crosslinker may be poly(ethylene glycol) diglycidyl ether, and the redox enzyme may be glucose oxidase. The polymer matrix may be produced by co-crosslinking (1) an adduct of an electrically conductive polymer and a polymer acid; (2) a water-soluble crosslinker; and (3) a redox enzyme in a single step at an about neutral pH, curing by drying. After hydration, the crosslinked polymer matrix may form a 3-dimensional glucose-permeable bioelectrocatalyst, catalyzing the electrooxidation of glucose.12-31-2009

Yueh-Lin Loo US

Patent application numberDescriptionPublished
20110250718LAMINATION AS A MODULAR APPROACH FOR BUILDING ORGANIC PHOTOSENSITIVE DEVICES - There is disclosed a modular lamination approach for processing organic photosensitive devices that allows the individual processing of device components, that once processed are brought together in a final step to make electrical contact. The disclosed method of preparing a laminated photosensitive device having at least one donor-acceptor heterojunction comprises: preparing a top electrode by depositing a functional material on a flexible substrate, such as an elastomer; optionally processing the functional material to obtain desired properties prior to lamination; preparing a bottom portion by depositing a second functional material over a substrate; optionally processing the second functional material to obtain desired properties prior to lamination; and coupling the top electrode to said bottom portion to form a laminated photosensitive device.10-13-2011