Patents Represented by Attorney Huntley & Associates, LLC
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Patent number: 7022224Abstract: The invention relates to the concentration of useful minerals and may be used in the concentration of iron ores. The magnetic hydroseparator includes a body with an upper drain, a supply device, a driving scraping device, set up with the possibility of interacting with the inner surface of an annular magnetic system and made with a changing number of revolutions, the annular magnetic system being set up within the upper part of the body, an unloading device with a washing device made with the possibility of regulating the supply of the washing liquid, gas or mixture of these, the lower part of the body being made in the shape of a cone. The claimed invention permits increasing the efficiency of concentration. One dependent claim, two illustrations.Type: GrantFiled: October 17, 2002Date of Patent: April 4, 2006Inventor: Aleksei Alekseevich Stafeev
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Patent number: 6986576Abstract: Eye glasses including a frame containing deformable lenses within the frame, the frame including means for deforming the lenses or changing the focal length of the lenses to enhance the wearer's ability to see clearly.Type: GrantFiled: February 8, 2002Date of Patent: January 17, 2006Assignee: Cloud Farm Associates, LPInventor: S. Gregory Smith
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Patent number: 6938295Abstract: Orbital floor treatment device having a two-component flywheel which facilitates installation and reduces vibration.Type: GrantFiled: April 9, 2003Date of Patent: September 6, 2005Assignee: Aztec Products, Inc.Inventors: J. Clark Lancaster, Allan H. Beverly
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Patent number: 6900271Abstract: The present invention provides novel hybrid polymer optical alignment layers for inducing alignment of a liquid crystal medium. Hybrid polymers of this invention comprise at least one component of a macromonomer or polymer within the class of polyimide, polyamic acids and esters thereof, and at least one additional component from the group consisting of an addition monomer, monomers and addition polymer that are covalently bonded with the first component to form a copolymer. The invention further describes liquid crystal displays comprising the novel branched hybrid polymer optical alignment layers.Type: GrantFiled: June 17, 2002Date of Patent: May 31, 2005Assignee: Elsicon, IncInventors: Wayne M. Gibbons, Michael G. P. Reppy, Patricia A. Rose, Hanxing Zheng
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Patent number: 6901203Abstract: A fiber optic feed-through tube, a method for making it and a method for hermetically sealing and aligning lightwave waveguides inserted into the tube. The feed-through tube is preferably a metal tube with low melting point hermetic sealing material deposited on one end and the lightwave waveguide is an optical glass fiber. The fiber is fed through a tube having low melting point hermetic sealing material on one end.Type: GrantFiled: November 8, 2002Date of Patent: May 31, 2005Assignee: Diemat, INCInventors: Pawl Czubarow, Raymond L. Dietz, Alexander Rogachevsky
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Patent number: 6861456Abstract: The present invention provides a novel photosensitive compound having an azido group suitable for exposure to light of a short wavelength; a photosensitive resin containing the photosensitive compound; and a photosensitive composition containing the photosensitive compound or photosensitive resin. The photosensitive compound containing a photosensitive unit represented by formula (1): wherein R is selected from among the following groups, R: X is selected from among the following groups, X: and each of Y and Z represents a hydrogen atom, an alkyl group, an acetal-group-containing alkyl group, an aryl group, an aralkyl group, or a substituent containing a base-forming nitrogen atom, wherein at least one of R and X contains an azido group.Type: GrantFiled: March 27, 2003Date of Patent: March 1, 2005Assignee: Toyo Gosei Kogyo Co., Ltd.Inventors: Toru Shibuya, Masanori Kurihara, Mineko Takeda, Kazuo Yamada
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Patent number: 6797452Abstract: A photosensitive resin composition which includes a photosensitive saponified PVA having a pendant group derived from a quaternary styrylpyridinium or styrylquinolinium, or a derivative thereof. The composition comprises a photosensitive saponified PVA which has structural units represented by formulas (1) to (4): which product is dissolved in at least one organic solvent selected from the group consisting of compounds represented by formulas (5), (6), and (7). The resin composition can be dissolved in a comparatively safe high-boiling-point solvent, such as propylene glycol, and can be developed with water.Type: GrantFiled: July 12, 2002Date of Patent: September 28, 2004Assignee: Toyo Gosei Kogyo Co., Ltd.Inventors: Masahiro Takano, Shin Utsunomiya, Nobuji Sakai, Noriaki Tochizawa
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Patent number: 6777609Abstract: The invention provides a thermoelectric conversion material which is low toxic and can be used at a high temperature of 500° C. or higher without variation in performance, and a thermoelectric conversion device containing the material. The thermoelectric conversion material is formed of an oxide represented by (Ca3-xMx)Co4O9 (M: Sr or Ba, 1.2>x>0.5).Type: GrantFiled: March 18, 2002Date of Patent: August 17, 2004Assignee: Hokushin CorporationInventors: Noboru Ichinose, Shinsuke Arita, Toshiaki Ueno, Yuji Urano
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Patent number: 6777477Abstract: The invention relates to a coating solution for forming transparent conductive tin oxide film, a method for producing transparent conductive tin oxide film, and transparent conductive tin oxide film. The coating solution is capable of forming, from an inexpensive starting material such as tin oxide or tin chloride, strong tin oxide film endowed with excellent conductivity and transparency. The coating solution, which is intended to be used for forming, by way of coating, transparent conductive film predominantly containing tin oxide, contains stannic acid as its major component, and a water-soluble polymer having a polar group which is dissolved in the presence of at least one compound selected from the group consisting of ammonia and water-soluble amines.Type: GrantFiled: July 17, 2001Date of Patent: August 17, 2004Assignee: Toyo Gosei Kogyo Co., Ltd.Inventors: Kazuma Niume, Takashi Uchida, Masateru Kimura
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Patent number: 6768027Abstract: The invention provides a novel azidocinnamaldehyde compound which, when used as an intermediate for providing a photosensitive moiety of a photoresist, introduces a photosensitive moiety having high sensitivity and attaining high contrast between the exposed portion and the unexposed portion, and which per se can serve as a photosensitive moiety. The azidocinnamaldehyde compound is represented by formula(I): wherein R represents a lower alkyl group and Y represents hydrogen or a sulfonate salt group.Type: GrantFiled: March 27, 2003Date of Patent: July 27, 2004Assignee: Toyo Gosei Kogyo Co. Ltd.Inventor: Mineko Takeda
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Patent number: 6759587Abstract: The present invention provides the novel thermoelectric materials having, in combination, processability and excellent thermoelectric characteristics, the thermoelectric materials being able to provide n-type thermoelectric characteristics in accordance with the nature of the employed inorganic thermoelectric materials; a thermoelectric device employing the materials; and a method for producing the thermoelectric materials.Type: GrantFiled: April 26, 2002Date of Patent: July 6, 2004Assignees: Hokushin CorporationInventors: Naoki Toshima, Hu Yan, Kohsuke Kamei, Akinori Tsubata, Takashi Tokuda
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Patent number: 6743834Abstract: Anionic electrodeposition coating compositions for forming matte films containing acrylic resin; alkoxysilyl group containing emulsified polymer produced by a multiple stage emulsion polymerization of unsaturated monomer in the presence of water and a emulsifier, wherein the unsaturated monomer containing alkoxysilyl group-containing unsaturated monomer is present in an amount of 5 to 40% by weight based on a total amount of all the unsaturated monomers used in the multiple stage emulsion polymerization; and crosslinking agent.Type: GrantFiled: October 10, 2001Date of Patent: June 1, 2004Assignee: Kansai Taint Co., Ltd.Inventors: Tetsuya Yokoyama, Kamikado Koji
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Patent number: 6740445Abstract: Electrodes coated with transport polymer such as perfluoroether aid in water management and CO mitigation in fuel cells.Type: GrantFiled: December 13, 2001Date of Patent: May 25, 2004Assignee: Ion Power, Inc.Inventor: Stephen Andreas Grot
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Patent number: 6733914Abstract: A perfluorinated ion exchange membrane useful for membrane electrode assemblies and fuel cells and having improved ionic conductivity and water absorption characteristics.Type: GrantFiled: February 20, 2001Date of Patent: May 11, 2004Assignee: Ion Power, Inc.Inventors: Walther Gustav Grot, Stephen Andreas Grot
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Patent number: 6713225Abstract: The invention provides a 1,2-naphthoquinone-2-diazidesulfonate ester photosensitive agent which is useful as a photosensitive agent employed in a photoresist for producing semiconductor integrated circuits, liquid crystal displays, EL displays, etc., a method for producing the photosensitive agent, and a photoresist composition containing the photosensitive agent.Type: GrantFiled: March 11, 2003Date of Patent: March 30, 2004Assignee: Toyo Gosei Kogyo Co., Ltd.Inventors: Hirotada Iida, Miharu Suwa, Yuichi Hagiwara, Katsumi Tada, Suehiro Katori, Tsuneaki Miyazaki
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Patent number: 6713135Abstract: The present invention provides novel polyimides, poly(amic acids) and poly(amide esters) thereof, and optical alignment layers derived therefrom, for inducing alignment of liquid crystals and liquid crystal displays. The novel compositions comprise side-chain polymers of the general formula I —L1—D—L2—Cf wherein D comprises 1 to 4 carbon-carbon double bonds, Cf is a monovalent C4 to C20 fluorocarbon radical and L1 and L2 are linking groups. The invention further describes liquid crystal displays and other liquid crystal devices.Type: GrantFiled: December 19, 2000Date of Patent: March 30, 2004Assignee: Elsicon, Inc.Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
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Patent number: 6707249Abstract: The present invention provides an oxide phosphor for use in an electroluminescent device, which phosphor is capable of providing a high-luminance EL device while the composition thereof is controlled to be as simple as possible, and which phosphor attains multi-color and full-color light emissions without the need for treatment at a high temperature greatly in excess of 1,000° C. The invention also provides an electroluminescent device employing the phosphor. The oxide phosphor for use in an electroluminescent device is formed from an yttrium (Y) oxide as a matrix and at least one transition metal element as an activator, or from a Y—Ge—O oxide or a Y—Ge—Si—O oxide as a matrix and at least one metallic element, as a luminescence center, selected from among transition metal elements and rare earth metal elements.Type: GrantFiled: August 30, 2001Date of Patent: March 16, 2004Assignee: Hokushin CorporationInventors: Tadatsugu Minami, Toshihiro Miyata, Toshiaki Ueno, Yuji Urano
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Patent number: 6698045Abstract: A portable, adjustable and angling head immobilization device for accurately and repeatably positioning a patient's head.Type: GrantFiled: November 4, 2002Date of Patent: March 2, 2004Assignee: Anholt Technologies, Inc.Inventors: Daniel D. Coppens, John A. Crowell, Gary Gearon, John Damon Kirk, David M. Rabeno, Thomas R. Winward
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Patent number: 6691623Abstract: A frangible projectile comprising cold compacted powdered iron and a method for manufacturing is disclosed. The projectile is useful for target and training applications.Type: GrantFiled: January 7, 1999Date of Patent: February 17, 2004Assignee: RA Brands, LLCInventor: Jeffrey W. Stone
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Patent number: 6641862Abstract: A method of manufacturing fuel cell membrane electrode assemblies using solution cast films, and the resulting electrode assemblies. The assemblies are prepared by applying a catalyst slurry onto a decal, subsequently applying ionomer solution and at least partially curing the ionomer.Type: GrantFiled: November 10, 2000Date of Patent: November 4, 2003Assignee: Ion Power, Inc.Inventor: Stephen Andreas Grot