Patents Examined by Ling X. Xu
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Patent number: 7063899Abstract: The present invention provides compositional buffers for electronic ceramics containing volatile elements, and a method for manufacturing and using the same. The surfaces of the fine crystal grains that make up an electronic ceramic such as a bismuth-based laminar compound or lead-based perovskite compound containing highly volatile cations such as bismuth or lead, or a thin film thereof, are covered compositional buffer composed of a silicate- or borate-based compound that readily forms an amorphous structure, and also provided is a method for manufacturing an electronic ceramic using the compositional buffer.Type: GrantFiled: August 29, 2003Date of Patent: June 20, 2006Assignees: National Institute of Advanced Industrial Science and Technology, Tokyo Institute of TechnologyInventors: Kazumi Kato, Takeshi Miki, Kaori Nishizawa, Kazuyuki Suzuki, Desheng Fu, Hiroshi Ishiwara
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Patent number: 7045205Abstract: A nanostructured apparatus may include a mesoporous template having an array of regularly-spaced pores. One or more layers of material may conformally coat the walls to a substantially uniform thickness. Such an apparatus can be used in a variety of devices including optoelectronic devices, e.g., light emitting devices (such as LEDs, and lasers) and photovoltaic devices (such as solar cells) optical devices (luminescent, electro-optic, and magnetooptic waveguides, optical filters, optical switches, amplifies, laser diodes, multiplexers, optical couplers, and the like), sensors, chemical devices (such as catalysts) and mechanical devices (such as filters for filtering gases or liquids).Type: GrantFiled: February 19, 2004Date of Patent: May 16, 2006Assignee: Nanosolar, Inc.Inventor: Brian M. Sager
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Patent number: 7041358Abstract: A honeycomb structure 1 having numerous through channels passing through along the X axis and being partitioned with porous partition walls 2 which is characterized in that: a total pore volume (D) cc/g in end portions of the partition walls 2 is smaller than the total pore volume in other portions of partition walls 2; and relationships between the total pore volume (D) cc/g in end portions and the partition wall thickness (B) ?m and cell pitch (C) mm in other portions of partition walls are defined as; the total pore volume (D)?the partition wall thickness (B)×0.004, and the total pore volume (D)?(1/the cell pitch (C))×0.18; and a method of producing a honeycomb structure. There is provided with the honeycomb structures 1 having various cell structures and being reinforced at their end portions, with exhibiting satisfactory and practical erosion resistance.Type: GrantFiled: September 18, 2002Date of Patent: May 9, 2006Assignee: NGK Insulators, Ltd.Inventors: Naomi Noda, Junichi Suzuki
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Patent number: 7026044Abstract: An open-celled, inorganic foam based on an aluminosilicate and having a density of less than 25 g/l can be prepared by reacting and foaming an alkali metal silicate solution with an alkali metal aluminate solution in the presence of a volatile blowing agent and an emulsifier.Type: GrantFiled: August 10, 2002Date of Patent: April 11, 2006Assignee: BASF AktiengesellschaftInventors: Frank Braun, Horst Baumgartl
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Patent number: 7018724Abstract: In an organic EL device comprising a cathode, an anode, and two or more stacked organic layers therebetween including a light emitting layer, an electron injecting organic layer containing an organic salt or complex of a metal having a standard electrode potential of more negative than ?1.8 V at 25° C. is formed close to the cathode by coating, and an organic layer containing a high molecular weight EL material is disposed close to the electron injecting organic layer. A multilayer structure of organic layers can be formed by coating, and the organic EL device has a high luminance, high efficiency, high reliability, long life and ease of handling.Type: GrantFiled: September 28, 2004Date of Patent: March 28, 2006Assignee: TDK CorporaitonInventors: Emiko Kambe, Masahiro Shinkai
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Patent number: 7009330Abstract: A composition of a plasma display panel (PDP) is disclosed. In order to effectively reduce a jitter, the composition contains a ferroelectric transparent ceramics material.Type: GrantFiled: December 30, 2003Date of Patent: March 7, 2006Assignee: LG Electronics Inc.Inventor: Yoon Kwan Lee
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Patent number: 7001668Abstract: An award construction that includes a decorative member, a supporting base for supporting the decorative member and an alternate means for interconnecting the decorative member with the supporting base. More particularly, in one form of the invention, the base portion of the decorative member includes a peripheral portion having a locking rim than can be lockably interconnected with a yieldably deformable locking assembly that is affixed to and extends upwardly from the upper surface of the supporting base. In another form of the invention, the identical base portion of the decorative member can be interconnected with the support base by means of a threaded rod which is threadably received within a threaded bore formed in the base portion of the decorative member.Type: GrantFiled: December 5, 2003Date of Patent: February 21, 2006Assignee: Plastic Dress-Up Co.Inventor: John Banman
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Patent number: 6992431Abstract: An image display device having a vacuum envelope which has a light transmissible panel, a funnel and a neck, its inside held vacuum, a phosphor layer is formed on the inside surface of the light transmissible panel, an electron gun is disposed within the neck. An antistatic film which contains high-resistance fine particles having a specific resistivity of 106 to 109 ?·cm is formed on inside wall of the neck. The image display device is free from deterioration of display characteristics caused by a change of the track of electrons emitted by the application of voltage, a spark in a tube, or a leakage current.Type: GrantFiled: September 11, 2001Date of Patent: January 31, 2006Assignee: Kabushiki Kaisha ToshibaInventors: Takeo Ito, Tsuyoshi Oyaizu, Akira Mikami, Hitoshi Tabata
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Patent number: 6866945Abstract: An anodized aluminum alloy comprises an aluminum alloy comprising magnesium in an amount greater than 3 weight percent based on the total weight of the aluminum alloy; and a clear porous oxide layer having a thickness greater than about 5 micrometers disposed on and into a surface of the aluminum alloy, wherein the anodized aluminum alloy has a surface gloss value greater than about 40 gloss units as measured on a gloss meter at dual illumination angles of 60° and 85°.Type: GrantFiled: January 6, 2003Date of Patent: March 15, 2005Assignee: General Motors CorporationInventors: Hong-Hsiang Kuo, Yar-Ming Wang, Sheila Farrokhalaee Kia
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Patent number: 6863991Abstract: A coated metallic mesh having a molecular layer thereon comprising: (1) a metallic mesh comprising at least one aperture; (2) a coating disposed on the metallic mesh that at least partially fills at least one aperture so as to form a partially-filled aperture; and (3) a molecular layer comprising at least one molecule having a hydrophilic region and a hydrophobic region, wherein the hydrophilic region at least partially extends into the partially-filled aperture. Also, provided are coated metallic meshes having bilayers and a method of providing a molecular layer to a coated mesh.Type: GrantFiled: May 1, 2003Date of Patent: March 8, 2005Assignee: The Ohio State UniversityInventors: James V. Coe, Shaun M. Williams, Kenneth R. Rodriguez
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Patent number: 6855408Abstract: A composite metallic material 1 according to the invention is used for, e.g., electrolytic capacitors, and includes a metallic material substrate 10 and a high polymer thin layer 11 having a fine pattern 12 formed on at least one surface of the substrate 10 by self-organization. This high polymer thin film 11 is formed by, for example, drying hydrophobic organic solvent solution of high polymer compound. By subjecting this composite metallic material 1 to etching processing, etching pits are formed uniformly with high density based on the fine pattern.Type: GrantFiled: January 27, 2003Date of Patent: February 15, 2005Assignee: Showa Denko K.K.Inventors: Masatsugu Shimomura, Masaru Tanaka, Hiroshi Yabu, Masafumi Takebayashi, Ryuji Monden, Tamami Koyama, Yoshikazu Hosoda, Masashi Sakaguchi
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Patent number: 6808829Abstract: An image-display device using phosphor can improve the its luminescence efficiency and characteristics of color coordinates by adding an IIA element to a host crystal of ZnS phosphor to form a composite crystal. The image-display device improves the luminescence efficiency and color coordinate characteristics by using a phosphor expressed by Zn(1−x)MIIAxS:MIB, MIII where MIIA is one or more IIA elements in periodic table of elements, MIB is one or more IB elements and MIII is one or more MIIIA elements such as Sc or Y.Type: GrantFiled: November 22, 2002Date of Patent: October 26, 2004Assignee: Hitachi, Ltd.Inventors: Masaaki Komatsu, Masatoshi Shiiiki, Shin Imamura
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Patent number: RE47124Abstract: Automated fluid handling system comprising a housing (20) and two or more fluid handling units (26) arranged as interchangeable modular components with an external fluidics section (30) and an internal non fluidics section (32), and wherein the housing (20) comprises a liquid handling panel (22) with two or more of component positions for receiving said interchangeable modular components (26) such that the external fluidics section (30) is separated from the non fluidics section (32) by the liquid handling panel (22).Type: GrantFiled: January 27, 2016Date of Patent: November 13, 2018Assignee: GE Healthcare Bio-Science ABInventors: Johan Blomberg, Mats Lundkvist
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Patent number: RE47181Abstract: Disclosed is a light emitting device including a substrate, a light emitting structure arranged on the substrate, the light emitting structure including a first semiconductor layer, a second semiconductor layer and an active layer arranged between the first semiconductor layer and the second semiconductor layer, a first electrode electrically connected to the first semiconductor layer, and a second electrode electrically connected to the second semiconductor layer, wherein the light emitting structure has a top surface including a first side and a second side which face each other, and a third side and a fourth side which face each other.Type: GrantFiled: February 4, 2016Date of Patent: December 25, 2018Assignee: LG INNOTEK CO., LTD.Inventors: HeeYoung Beom, SungKyoon Kim, MinGyu Na, HyunSeoung Ju
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Patent number: RE47195Abstract: A copper foil for producing graphene, having 60 degree gloss of 500% or more in a rolling direction and a direction transverse to the rolling direction, and an average crystal grain size of 200 ?m or more after heating at 1000° C. for 1 hour in an atmosphere containing 20% by volume or more of hydrogen and balance argon.Type: GrantFiled: February 14, 2017Date of Patent: January 8, 2019Assignee: JX Nippon Mining & Metals CorporationInventor: Yoshihiro Chiba
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Patent number: RE47198Abstract: A power semiconductor device includes trenches disposed in a first base layer of a first conductivity type at intervals to partition main and dummy cells, at a position remote from a collector layer of a second conductivity type. In the main cell, a second base layer of the second conductivity type, and an emitter layer of the first conductivity type are disposed. In the dummy cell, a buffer layer of the second conductivity type is disposed. A gate electrode is disposed, through a gate insulating film, in a trench adjacent to the main cell. A buffer resistor having an infinitely large resistance value is inserted between the buffer layer and emitter electrode. The dummy cell is provided with an inhibiting structure to reduce carriers of the second conductivity type to flow to and accumulate in the buffer layer from the collector layer.Type: GrantFiled: December 11, 2015Date of Patent: January 8, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Masakazu Yamaguchi, Hideaki Ninomiya, Ichiro Omura, Tomoki Inoue
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Patent number: RE47292Abstract: The semiconductor device according to an aspect of the present invention includes: a semiconductor substrate of a first conductive type; a first semiconductor layer of the first conductive type formed on the main surface of the semiconductor substrate, the impurity concentration of the first semiconductor layer being lower than that of the semiconductor substrate; a second and third semiconductor layers of a second conductive type formed on the first semiconductor layer, the second and third semiconductor layers being isolated from each other; a first and second MOS transistors MOS1 and MOS2 of the first conductive type formed in the second and third semiconductor layers, the first semiconductor layer and the semiconductor substrate serving as drains of the first and second MOS transistors; and a conductive layer.Type: GrantFiled: June 17, 2016Date of Patent: March 12, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Tatsuo Yoneda, Bungo Tanaka
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Patent number: RE47503Abstract: Photodetectors, methods for use in manufacturing photodetectors, and systems including photodetectors, are described herein. In an embodiment, a photodetector includes a plurality of photodiode regions, at least some of which are covered by an optical filter. A plurality of metal layers are located between the photodiode regions and the optical filter. The metal layers include an uppermost metal layer that is closest to the optical filter and a lowermost metal layer that is closest to the photodiode regions. One or more inter-level dielectric layers separate the metal layers from one another. Each of the metal layers includes one or more metal portions and one or more dielectric portions. The uppermost metal layer is devoid of any metal portions underlying the optical filter.Type: GrantFiled: March 23, 2016Date of Patent: July 9, 2019Assignee: INTERSIL AMERICAS LLCInventors: Kenneth Dyer, Eric Lee, Xijian Lin
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Patent number: RE47520Abstract: The instant invention is directed to a separator for a high energy rechargeable lithium battery and the corresponding battery. The separator includes a ceramic composite layer and a polymeric microporous layer. The ceramic layers includes a mixture of inorganic particles and a matrix material. The ceramic layer is adapted, at least, to block dendrite growth and to prevent electronic shorting. The polymeric layer is adapted, at least, to block ionic flow between the anode and the cathode in the event of thermal runaway.Type: GrantFiled: October 5, 2015Date of Patent: July 16, 2019Assignee: Celgard, LLCInventor: Zhengming Zhang
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Patent number: RE47641Abstract: A semiconductor device includes a first-conductivity-type semiconductor layer which includes a cell region portion and a junction terminating region portion. The junction terminating region portion is a region portion which is positioned in an outer periphery of the cell region portion to maintain a breakdown voltage by extending a depletion layer to attenuate an electric field.Type: GrantFiled: August 26, 2016Date of Patent: October 8, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Masakazu Yamaguchi, Wataru Saito, Ichiro Omura, Masaru Izumisawa