Patents Examined by Timothy Chiang
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Patent number: 8187505Abstract: Described herein are a silicon semiconductor device and a conductive paste, including a flux material, for use in the front side of a solar cell device.Type: GrantFiled: October 20, 2008Date of Patent: May 29, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: Alan Frederick Carroll, Kenneth Warren Hang, Brian J. Laughlin, Kurt Richard Mikeska
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Patent number: 8119037Abstract: The present invention relates to square planar transition metal complexes and their use in organic semiconductive materials as well as in electronic or optoelectronic components.Type: GrantFiled: April 23, 2009Date of Patent: February 21, 2012Assignee: Novaled AGInventors: Olaf Zeika, Ansgar Werner, Steffen Willmann
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Patent number: 8105506Abstract: A laser-markable composition comprises a pigment, a solvent and a conductive polymer that absorbs IR radiation. This can be used to mark a substrate, using a low-energy laser.Type: GrantFiled: July 26, 2004Date of Patent: January 31, 2012Assignee: Datalase Ltd.Inventors: Nazir Khan, Martin Robert Walker
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Patent number: 8080181Abstract: Improved coextruded ribbons of material, such as can be used for making relatively fine conductive or ceramic lines or structures, having relatively high aspect ratios, are provided. The inks used to form the coextruded structures lack a yield stress and a high viscosity, but react at their interface to form a material having a finite yield stress or a high viscosity. This material then supports the shape of the extruded ink such that structures can be formed therefrom.Type: GrantFiled: May 13, 2008Date of Patent: December 20, 2011Assignee: SolarWorld Innovations GmbHInventors: David K. Fork, Ranjeet Rao, Frank Benner
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Patent number: 8067352Abstract: The invention relates to an aqueous cleaning composition for use in a cleaning process during or after a chemical mechanical planarization for a copper integrated circuit processing, comprising 0.05 to 20 wt % of a nitrogen-containing heterocyclic organic base, 0.05 to 50 wt % of an alcohol amine, 0.01-10 wt % of a quaternary ammonium hydroxide, and water. When used during or after the planarization process, the inventive cleaning composition of the invention can effectively remove residual contaminants from the surfaces of the wafers and simultaneously maintain a good surface roughness of the wafers.Type: GrantFiled: March 14, 2008Date of Patent: November 29, 2011Assignee: Epoch Material Co., Ltd.Inventors: Chien Ching Chen, Wen Cheng Liu, Tsung Hsien Chuang, Jui Ching Chen
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Patent number: 8063006Abstract: The invention relates to an aqueous cleaning composition for wafers with copper wires that have been treated by chemical mechanical planarization in an integrated circuit processing, comprising 0.1 to 15 wt % of a nitrogen-containing heterocyclic organic base, 0.1 to 35 wt % of an alcohol amine and water. Upon contact with copper-containing semiconductor wafers that have been treated by chemical mechanical planarization for an effective period of time, the aqueous cleaning composition can effectively remove residual contaminants from the surfaces of the wafers, and simultaneously provide the copper-containing semiconductor wafers with a better surface roughness.Type: GrantFiled: May 18, 2006Date of Patent: November 22, 2011Assignee: Epoch Material Co., Ltd.Inventors: Chien Ching Chen, Wen Cheng Liu, Jing-Chiuan Shiue, Teng Yan Huo
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Patent number: 8021578Abstract: This invention relates to fused thiophene acene compounds and their use in organic semiconductors. The compounds exhibit useful electronic properties such as high mobility and high on/off ratio. The compounds can be used in electronic devices such as field effect transistors (FETs), display devices, light-emitting diodes, photovoltaic cells, photo-detectors, and memory cells. Also provided are methods for making the fused thiophene acenes.Type: GrantFiled: December 23, 2008Date of Patent: September 20, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Hong Meng, Fangping Sun
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Patent number: 7998921Abstract: A method of eliminating or at least reducing toilet odor by applying a liquid composition directly to the water contained in a toilet bowl prior to use. The liquid composition contains about 60 to about 70 weight percent diethylene glycol monoethyl ether (CH2OHCH2OCH2CH2OC2H5), the balance being at least additional constituent, such as fragrances and/or stabilizers. The liquid composition reacts with the water so as to roil in the water, forms a sheen on the surface of the water, and reduces toilet odors during and following usage of the toilet bowl.Type: GrantFiled: October 7, 2008Date of Patent: August 16, 2011Assignee: Toilex, LLCInventors: William Edwards, Derek Edwards, Frederick E. Edwards
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Patent number: 7994108Abstract: An aqueous-based composition and process for removing hardened photoresist and/or bottom anti-reflective coating (BARC) material from a microelectronic device having same thereon. The aqueous-based composition includes at least one chaotropic solute, at least one alkaline base, and deionized water. The composition achieves high-efficiency removal of hardened photoresist and/or BARC material in the manufacture of integrated circuitry without adverse effect to metal species on the substrate, such as copper, and without damage to low-k dielectric materials employed in the microelectronic device architecture.Type: GrantFiled: January 9, 2006Date of Patent: August 9, 2011Assignee: Advanced Technology Materials, Inc.Inventors: David W. Minsek, Weihua Wang, David D. Bernhard, Thomas H. Baum, Melissa K. Rath
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Patent number: 7989339Abstract: Embodiments of the invention generally provide methods for depositing and compositions of tantalum carbide nitride materials. The methods include deposition processes that form predetermined compositions of the tantalum carbide nitride material by controlling the deposition temperature and the flow rate of a nitrogen-containing gas during a vapor deposition process, including thermal decomposition, CVD, pulsed-CVD, or ALD. In one embodiment, a method for forming a tantalum-containing material on a substrate is provided which includes heating the substrate to a temperature within a process chamber, and exposing the substrate to a nitrogen-containing gas and a process gas containing a tantalum precursor gas while depositing a tantalum carbide nitride material on the substrate.Type: GrantFiled: February 3, 2010Date of Patent: August 2, 2011Assignee: Applied Materials, Inc.Inventors: Kavita Shah, Haichun Yang, Schubert S. Chu
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Patent number: 7967873Abstract: A dyed textile article. The dyed textile article includes a synthetic fiber substrate and a dye affixed to the substrate in a dye process that includes a using a dye assistant having an amidic nitrogen adjacent to an aromatic ring. The dye assistant may be N-methyl formanilide. The substrate of the present inventions may be a variety of substrates and is most preferably an aromatic polyamide. The present inventions also include a dye bath and a method of dyeing using a dyeing assistant having an amidic nitrogen adjacent to an aromatic ring.Type: GrantFiled: March 29, 2006Date of Patent: June 28, 2011Assignee: Bozzetto, Inc.Inventor: Darrin McBane Guthrie
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Patent number: 7919010Abstract: The present invention relates to a doped organic semiconductor material comprising an organic matrix material which is doped with at least one heteromonocyclic and/or heteropolycyclic compound, the compound having at least one nitrogen atom with a free electron pair.Type: GrantFiled: December 22, 2005Date of Patent: April 5, 2011Assignee: Novaled AGInventors: Ansgar Werner, Horst Hartmann, Fenghong Li, Martin Pfeiffer, Karl Leo
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Patent number: 7902137Abstract: An alkaline concentrated detergent composition for use in cleaning hard surfaces, medical instruments and other metal components (parts, tools, utensils, vessels, equipment) having superior cleaning efficacy at much lower alkali content than traditional alkaline cleaners and enhanced scale control properties even when diluted to about 1/40 ounce per gallon to about 1/10 ounce per gallon in potable water and even in exceptionally hard water. The inventive composition maintains its superior cleaning efficacy and scale control properties during use.Type: GrantFiled: May 28, 2009Date of Patent: March 8, 2011Assignee: American Sterilizer CompanyInventors: Ann Maria Kneipp, Nancy-Hope Elizabeth Kaiser
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Patent number: 7862746Abstract: The invention relates to a method of stabilizing natural composites against damage by heat and light by treating the wood derived fillers with a water based solution of a sterically hindered amine, drying the treated wood derived filler and then combining with plastic via compounding methods such as extrusion.Type: GrantFiled: February 13, 2006Date of Patent: January 4, 2011Assignee: BASF SE.Inventors: Sarah R. Kaspers, Christian Guckel, Daniel Rogez, Christian M. Schaller
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Patent number: 7799097Abstract: Processes for dyeing fabric are provided. The process can include continuously moving the fabric in a machine direction; removing folds or creases from the fabric; spraying a first surface of the fabric with a dye; and exposing the fabric to atmospheric steam after spraying the dye on the first surface but prior to the dye drying on the first surface so that the dye migrates from the first surface to a second surface of the fabric and reacts with and affixes to a component of the fabric.Type: GrantFiled: March 31, 2006Date of Patent: September 21, 2010Assignee: HBI Branded Apparel Enterprises, LLCInventors: Michael Abbott, Robert Miller, Ruth May, Martin Bentham
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Patent number: 7799145Abstract: The present invention is a cleaning composition for use with firearms and industrial items in which all of the components of the composition are biodegradable. The selected components of the composition also have a combined flashpoint of over 200° F. The low volatility of the composition enhances the safety factor by its reduced flammability in conjunction with the low odor and other benefits obtained by the biodegradability of the composition. The composition essentially comprises a hydrocarbon solvent and a lubricant which effectively removes the fouling present within the interior arm of a firearm bore and at the same time lubricates and protects the firearm bore to help prevent the formation of rust.Type: GrantFiled: September 16, 2008Date of Patent: September 21, 2010Inventor: John A. Thompson
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Patent number: 7740942Abstract: The invention provides an opto-electronic device comprising at least one sulfonated aromatic condensation copolymer or at least one phosphonated aromatic condensation copolymer. The at least one sulfonated aromatic condensation copolymer is selected from sulfonated polyarylethers, sulfonated polyimides, sulfonated polyphenylene oxides, sulfonated polyarylenes, sulfonated polyphosphazenes, and the at least one phosphonated aromatic condensation copolymer is selected from phosphonated polyarylethers, phosphonated polyimides, phosphonated polyphenylene oxides, phosphonated polyarylenes, phosphonated polyphosphazenes and combinations thereof. The sulfonated polyarylether is a sulfonated polyarylether block copolymer having sulfonated polyaryletherketone blocks, sulfonated polyethersulfone blocks, or combinations thereof.Type: GrantFiled: December 13, 2006Date of Patent: June 22, 2010Assignee: General Electric CompanyInventors: Qing Ye, Jie Liu, Joyce Hung
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Patent number: 7727901Abstract: A method of forming an ink, the ink configured to form a conductive densified film is disclosed. The method includes providing a set of Group IV semiconductor particles, wherein each Group IV semiconductor particle of the set of Group IV semiconductor particles includes a particle surface with a first exposed particle surface area. The method also includes reacting the set of Group IV semiconductor particles to a set of bulky capping agent molecules resulting in a second exposed particle surface area, wherein the second exposed particle surface area is less than the first exposed particle surface area. The method further includes dispersing the set of Group IV semiconductor particles in a vehicle, wherein the ink is formed.Type: GrantFiled: April 30, 2008Date of Patent: June 1, 2010Assignee: Innovalight, Inc.Inventors: Elena V. Rogojina, Manikandan Jayaraman, Karel Vanheusden
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Patent number: 7718319Abstract: The present invention includes compositions and methods of making cation-substituted and fluorine-substituted spinel cathode compositions by firing a LiMn2?y?zLiyMzO4 oxide with NH4HF2 at low temperatures of between about 300 and 700° C. for 2 to 8 hours and a ? of more than 0 and less than about 0.50, mixed two-phase compositions consisting of a spinel cathode and a layered oxide cathode, and coupling them with unmodified or surface modified graphite anodes in lithium ion cells.Type: GrantFiled: September 25, 2007Date of Patent: May 18, 2010Assignee: Board of Regents, The University of Texas SystemInventors: Arumugam Manthiram, Wonchang Choi
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Patent number: 7713662Abstract: The invention provides a lithium-manganese-based composite oxide containing Ti and Ni, which is represented by the compositional formula: Li1+x(Mn1?n?mNimTin)1?xO2, wherein 0<x?0.33, 0.05<m<0.3, and 0.3<n<0.5, and includes a crystal phase of layered rock-salt type structure. The composite oxide is a novel material that is capable of maintaining an average discharge voltage of 3 V or more over long charge/discharge cycles, while providing a discharge capacity equal to or higher than those of lithium-cobalt-oxide-based positive electrode materials, and that can be prepared using starting materials that are inexpensive and less limited as natural resources, while exhibiting improved charge/discharge characteristics over known low-cost positive electrode materials.Type: GrantFiled: November 13, 2007Date of Patent: May 11, 2010Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Mitsuharu Tabuchi, Yuko Oka, Tomonari Takeuchi, Kuniaki Tatsumi
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Patent number: 5236960Abstract: The invention relates to water blown integral skin polyurethane foams made with a particular isocyanate quasi-prepolymer and resin side ingredients to yield a foam having good overall mechanical properties. The isocyanate quasi-prepolymer component of the present invention comprises from 0.5 weight percent to 30.0 weight percent or less uretonimine-carbodiimide-modified diphenylmethane diisocyanate, from 50 weight percent to 80 weight percent 4,4'-diphenylmethane diisocyanate and reacted with from 15 weight percent to 40 weight percent of a polyether polyol containing predominately secondary hydroxyl groups and having an average molecular weight from about 2,000 to 10,000, an average functionality from 1.5 to about 3.2, and a hydroxyl number from about 20 to 60, and optionally with a low molecular weight diol in an amount of from 1.0 weight percent to 10 weight percent, the weight percentages based on the weight of the quasi-prepolymer reactants.Type: GrantFiled: January 19, 1993Date of Patent: August 17, 1993Assignee: BASF CorporationInventors: Richard P. Harrison, Michael Scarpati, Thirumurti Narayan, Blair J. Zagata