Patents by Inventor Kazuhiro Nishikawa

Kazuhiro Nishikawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9746259
    Abstract: A heat conductor includes a first layer containing a first resin component and first flake graphite fillers each having a basal plane; and a second layer containing a second resin component and second flake graphite fillers each having a basal plane. The heat conductor is a laminate including the first layer and the second layer, an average of first angles in the first layer is 35 degrees or smaller, each of the first angles is an acute angle between the basal plane of a corresponding one of the first flake graphite fillers and a first laminated surface of the laminate, an average of second angles in the second layer ranges from 55 degrees to 90 degrees, and each of the second angles is an acute angle between the basal plane of a corresponding one of the second flake graphite fillers and a second laminated surface of the laminate.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: August 29, 2017
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Atsushi Tanaka, Naomi Nishiki, Kazuhiro Nishikawa, Shigeki Sakaguchi, Hidetoshi Kitaura, Kimiaki Nakaya
  • Patent number: 9651858
    Abstract: A binary photomask blank has a light-shielding film on a transparent substrate, the light-shielding film composed mainly of transition metal M and Si, or M, Si and N, and having an optical density of at least 3.0. The light-shielding film includes a layer containing M, Si and N so as to meet the formula: B?0.68×A+0.23 wherein A is an atomic ratio M/Si and B is an atomic ratio N/Si, and has a thickness of up to 47 nm. The binary photomask blank has a thin light-shielding film capable of fully shielding exposure light.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: May 16, 2017
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yukio Inazuki, Takuro Kosaka, Kazuhiro Nishikawa
  • Publication number: 20170120396
    Abstract: A solder paste having improved self alignment for soldering is provided. The solder paste includes a solder powder; a composite epoxy resin containing a first epoxy resin that is solid at 25° C., and a second epoxy resin that is liquid at 25° C.; and a curing agent, wherein the first epoxy resin has a softening point that is at least 10° C. lower than the melting point of the solder powder, and is contained in a range of 10 weight parts to 75 weight parts with respect to the total 100 weight parts of the composite epoxy resin.
    Type: Application
    Filed: September 14, 2016
    Publication date: May 4, 2017
    Inventors: NAOMICHI OHASHI, YUKI YOSHIOKA, YASUHIRO SUZUKI, HIROHISA HINO, MASATO MORI, KAZUHIRO NISHIKAWA
  • Patent number: 9636604
    Abstract: The present invention aims at limiting the pressure loss and smoothly discharging water treated by ion exchangers to the outside of the apparatus. Ion exchanging apparatus 1 has outer vessel 3 that has inner space 2; and ion exchanger support 4 that separates at least a part of inner space 2 into upper space 2a and lower space 2b and that can support ion exchangers to be loaded in upper space 2a. At least a part of an upper surface of the ion exchanger support is made from at least one screen which supports the ion exchangers and which has a flow path allowing water treated by the ion exchangers to flow into the lower space 2b.
    Type: Grant
    Filed: May 1, 2012
    Date of Patent: May 2, 2017
    Assignee: ORGANO CORPORATION
    Inventors: Mitsuru Yoden, Mikio Sugano, Kazuhiko Saiki, Reo Matsutani, Kazuhiro Nishikawa
  • Publication number: 20170015560
    Abstract: A graphite plate has a surface roughness Ra from 10 ?m to less than 40 ?m and a surface-unevenness variation of 0.01% to 0.135% in any span 80 mm long within the surface of the graphite plate. A method for producing a graphite plate, includes r subjecting a polymer film to a heat treatment in an inert gas, wherein the heat treatment is conducted at 2400° C. to 3200° C., and a pressure of 10 kg/cm2 to 100 kg/cm2 is applied to the polymer film at 200° C. or higher.
    Type: Application
    Filed: July 9, 2016
    Publication date: January 19, 2017
    Inventors: Naomi NISHIKI, Kazuhiro NISHIKAWA, Hidetoshi KITAURA, Atsushi TANAKA, Kimiaki NAKAYA
  • Publication number: 20170015084
    Abstract: A graphite-silicon composite, including: graphite; silicon; and an intermediate layer that is located between the graphite and the silicon, wherein the intermediate layer includes oxygen, carbon and silicon. Furthermore, provided is a method for producing a graphite-silicon composite, including: layering graphite and silicon; and heating the layered graphite and silicon while applying pressure to them, wherein, during heating the layered graphite and silicon while applying pressure to them, an oxygen concentration in the atmosphere is adjusted to 0.2 vol %, the applied pressure is adjusted to 24.5 MPa or higher, and the heating temperature is adjusted to 1260° C. or higher.
    Type: Application
    Filed: July 9, 2016
    Publication date: January 19, 2017
    Inventors: KAZUHIRO NISHIKAWA, NAOMI NISHIKI, HIDETOSHI KITAURA, ATSUSHI TANAKA, KIMIAKI NAKAYA
  • Patent number: 9512289
    Abstract: An object of the present invention is to provide an anisotropic heat conductive composition comprising: resin; and graphite fillers dispersed into the resin, wherein the graphite fillers each have a maximum diameter A in parallel with a basal plane of each of the graphite fillers and a maximum length C perpendicular to the basal plane, an average of the maximum diameters A ranges from 1 ?m to 300 ?m, an average ratio of the maximum diameter A to the maximum length C represented by A/C is at least 30, a content of the graphite fillers is 20 mass % to 40 mass %, and an average of a smaller angle made by the basal plane and a sheet surface of the sheet anisotropic heat conductive composition is less than 15°.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: December 6, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Atsushi Tanaka, Naomi Nishiki, Kazuhiro Nishikawa, Hidetoshi Kitaura, Kimiaki Nakaya, Honami Nawa
  • Patent number: 9487690
    Abstract: The present invention relates to an anisotropic heat conductive composition including flake graphite particles and a resin composition for the particles to be dispersed therein. When the particles have a basal plane, a maximum diameter a in a direction of the basal plane, and a thickness c perpendicular to the basal plane, a/c is 30 or more on average, and a content of the particles is more than 40 mass % and 90 mass % or less. Since the composition includes the particles having a particular shape, when it is formed into a sheet, an anisotropic heat conductive path can be efficiently created therein. Thus, the present invention can provide a molded product in sheet form, suited to have therein a heat conductive path capable of dispersing heat from a high temperature region to a low temperature region.
    Type: Grant
    Filed: November 12, 2012
    Date of Patent: November 8, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Atsushi Tanaka, Naomi Nishiki, Kazuhiro Nishikawa, Hidetoshi Kitaura, Kimiaki Nakaya, Katsufumi Shimanaka, Akiyoshi Azechi
  • Publication number: 20160279902
    Abstract: Provided is a graphite laminated body having excellent properties such as excellent mechanical properties, excellent heat resistance, and excellent thermal conductivity. In particular, provided is a graphite laminated body comprising a graphite film, a non-thermoplastic polyimide film, and an adhesive layer for bonding the graphite film to the non-thermoplastic polyimide film, the adhesive layer being made of a thermoplastic polyimide or a fluororesin.
    Type: Application
    Filed: October 27, 2014
    Publication date: September 29, 2016
    Applicants: DU PONT-TORAY CO., LTD., PANASONIC CORPORATION
    Inventors: Naofumi YASUDA, Noriko TOIDA, Naomi NISHIKI, Kazuhiro NISHIKAWA
  • Publication number: 20160122562
    Abstract: Transparent conductive films are described based on sparse metal conductive layers. Stabilization with respect to degradation of electrical conductivity over time is provided for the sparse metal conductive layers through the design of additional layers in the film. Specifically, the sparse metal conductive layer can be placed adjacent coatings with appropriate stabilization compositions as well as through the incorporation into the film of various additional protective layers.
    Type: Application
    Filed: October 29, 2014
    Publication date: May 5, 2016
    Inventors: Xiqiang Yang, Hua Gu, Yung-Yu Huang, Arthur Yung-Chi Cheng, Ajay Virkar, Ryomei Omote, Kazuhiro Nishikawa, Takeshi Nishimura, Yoshitaka Emoto
  • Publication number: 20160018729
    Abstract: A binary photomask blank has a light-shielding film on a transparent substrate, the light-shielding film composed mainly of transition metal M and Si, or M, Si and N, and having an optical density of at least 3.0. The light-shielding film includes a layer containing M, Si and N so as to meet the formula: B?0.68×A+0.23 wherein A is an atomic ratio M/Si and B is an atomic ratio N/Si, and has a thickness of up to 47 nm. The binary photomask blank has a thin light-shielding film capable of fully shielding exposure light.
    Type: Application
    Filed: July 14, 2015
    Publication date: January 21, 2016
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yukio INAZUKI, Takuro KOSAKA, Kazuhiro NISHIKAWA
  • Patent number: 9207828
    Abstract: A touch input device of a resistance film system having a structure in which a plastic supporting plate (10), made from a polycarbonate resin or an acrylic resin, is bonded to an entire lower surface of a lower electrode film (7). An adhesive material (10g) is interposed between the lower electrode film and the plastic supporting plate. Also, a water-vapor barrier film (11), which is superior in moisture dimensional stability, is bonded with an adhesive material (11g) to the entire surface of the plastic supporting plate on the side opposite to the surface that is bonded to the lower electrode film.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: December 8, 2015
    Assignee: Nissha Printing Co., Ltd.
    Inventors: Kazuhiro Nishikawa, Kazuhiko Takahata
  • Publication number: 20150330724
    Abstract: Provided is a heat conductor including: a first layer containing a first resin component and a plurality of flake graphite fillers each having a basal plane; and a second layer containing a second resin component and the plurality of flake graphite fillers, wherein the heat conductor is a laminate including the first layer and the second layer, an average of first angles in the first layer is 35 degrees or smaller, each of the first angles being an acute angle between the basal plane of a corresponding one of the flake graphite fillers and a laminated surface of the laminate, and an average of second angles in the second layer ranges from 55 degrees to 90 degrees, each of the second angles being an acute angle between the basal plane of a corresponding one of the flake graphite fillers and the laminated surface of the laminate.
    Type: Application
    Filed: May 15, 2015
    Publication date: November 19, 2015
    Inventors: Atsushi TANAKA, Naomi NISHIKI, Kazuhiro NISHIKAWA, Shigeki SAKAGUCHI, Hidetoshi KITAURA, Kimiaki NAKAYA
  • Patent number: 9164374
    Abstract: A photomask is manufactured by providing a photomask blank comprising a transparent substrate, a phase shift film, and a light-shielding film, the phase shift film and the light-shielding film including silicon base material layers, a N+O content in the silicon base material layer of the phase shift film differing from that of the light-shielding film, and chlorine dry etching the blank with oxygen-containing chlorine gas in a selected O/Cl ratio for selectively etching away the silicon base material layer of the light-shielding film.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: October 20, 2015
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Shinichi Igarashi, Hideo Kaneko, Yukio Inazuki, Kazuhiro Nishikawa
  • Publication number: 20150285255
    Abstract: A fan control unit includes: an internal fan that is provided inside a casing, in which an inverter containing a switching element is disposed, and generates an air current for air-cooling inside the casing; a heat sink which is exposed inside a duct provided on the casing and to which the switching element is attached, the duct being provided with an air-intake port and an air-exhaust port; an air-intake fan disposed at the air-intake port of the duct; an air-exhaust fan disposed at the air-exhaust port of the duct; and a control section performing a control such that the air-exhaust fan is turned on earlier than the air-intake fan and the internal fan as output power increases, and that the internal fan and the air-intake fan are turned off earlier than the air-exhaust fan as output power decreases from a state in which all the fans are kept turned on.
    Type: Application
    Filed: October 30, 2012
    Publication date: October 8, 2015
    Inventors: Keisuke Tsujimoto, Atsushi Makitani, Kazuhiro Nishikawa, Yuji Takamori
  • Patent number: 9152289
    Abstract: An installation structure of electronic paper and a resistive film type touch panel, includes electronic paper, a resistive film type touch panel disposed on a back surface side of the electronic paper, and a multitude of protrusions that are disposed between the electronic paper and the resistive film type touch panel, and that are fixed to at least one of the electronic paper and the resistive film type touch panel.
    Type: Grant
    Filed: December 9, 2010
    Date of Patent: October 6, 2015
    Assignee: Nissha Printing Co., Ltd.
    Inventors: Kazuhiro Nishikawa, Takakuni Sunahase
  • Patent number: 9128578
    Abstract: A capacitive type touch sensor has optical functionality, low reflection and thin thickness as well as narrow frames. The capacitive type touch sensor includes a cover glass, and a capacitive type film sensor member adhered to a rear surface of the cover glass. The capacitive type touch sensor further includes a polarization plate between the cover glass and the film sensor member. The film sensor member includes a transparent base sheet having a ?/4 phase difference film, transparent conductive films so as to form electrode pattern s on the central windows and fine line routed circuit pattern on the peripheral frames on both sides of the base sheet, and light-blocking conductive films laminated on the fine line routed circuit patterns of the transparent conductive film.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: September 8, 2015
    Assignee: NISSHA PRINTING CO., LTD.
    Inventors: Ryomei Omote, Kazuhiro Nishikawa, Takao Hashimoto
  • Patent number: 9063628
    Abstract: A capacitance-type touch sensor and a display device equipped with this sensor are provided in which the detection of the transparent conductive portions can be suppressed without employing a technique using a dummy electrode. The capacitance-type touch sensor of the present invention includes a resin sheet and a plurality of transparent conductive portions formed in parallel on the resin sheet. In this capacitance-type touch sensor, the difference between the maximum and minimum retardation values of a resin sheet equipped with transparent conductive portions is 3 nm or less.
    Type: Grant
    Filed: September 19, 2012
    Date of Patent: June 23, 2015
    Assignee: NISSHA PRINTING CO., LTD.
    Inventors: Yuji Watazu, Kazuhiko Takahata, Ryomei Omote, Kazuhiro Nishikawa
  • Patent number: 9045319
    Abstract: A variable-speed hoisting machine uses an electric motor having a pull-rotor brake as a hoisting motor and capable of supplying the electric motor with an electric current that can reliably release the pull-rotor brake at the time of starting an operation even in the case of a variable-speed hoisting machine such as an electric chain block in a variable-speed hoisting machine having an electric motor with a pull-rotor brake and an inverter controlling the speed of the electric motor in a soft-start manner, the inverter is set to operate according to a predetermined voltage-frequency (V-F) pattern.
    Type: Grant
    Filed: March 6, 2012
    Date of Patent: June 2, 2015
    Assignee: KITO CORPORATION
    Inventor: Kazuhiro Nishikawa
  • Publication number: 20150136679
    Abstract: The present invention aims at limiting the pressure loss and smoothly discharging water treated by ion exchangers to the outside of the apparatus. Ion exchanging apparatus 1 has outer vessel 3 that has inner space 2; and ion exchanger support 4 that separates at least a part of inner space 2 into upper space 2a and lower space 2b and that can support ion exchangers to be loaded in upper space 2a. At least a part of an upper surface of the ion exchanger support is made from at least one screen which supports the ion exchangers and which has a flow path allowing water treated by the ion exchangers to flow into the lower space 2b.
    Type: Application
    Filed: May 1, 2012
    Publication date: May 21, 2015
    Applicant: ORGANO CORPORATION
    Inventors: Mitsuru Yoden, Mikio Sugano, Kazuhiko Saiki, Reo Matsutani, Kazuhiro Nishikawa