Patents by Inventor Shigeo Fujii

Shigeo Fujii 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: 10662156
    Abstract: A compound has a guanidine skeleton that inhibits the protease activity of MALT1 and exerts a therapeutic or prophylactic effect on autoimmune disease such as psoriasis or allergic disease such as atopic dermatitis. The guanidine derivative is typified by the following formula or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: May 26, 2020
    Assignee: Toray Industries, Inc.
    Inventors: Yoshitaka Numajiri, Keiichi Okimura, Yuki Matsumura, Kennunettsu Asaba, Tomohide Masuda, Kazuyuki Tokumaru, Yasufumi Goto, Shigeo Fujii
  • Patent number: 10471858
    Abstract: A vehicle seat that includes: a support bracket that is provided at a floor of a vehicle; a rotation bracket that is coupled to the support bracket; a lock member that is provided at the floor; a lower rail being fixed to the rotation bracket and being locked by the lock member; an upper rail that is attached to the lower rail so as to be capable of sliding in a vehicle front-rear direction; a seat body that is fixed to the upper rail; a rotation force application member that applies rotation force to the rotation bracket such that the lower rail rotates in a direction in which the seat body springs up; and a speed reduction member that reduces a rotation speed of the rotation bracket in a case in which the seat body springs up.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: November 12, 2019
    Assignee: NHK Spring Co., Ltd.
    Inventors: Tetsuya Sasaki, Yukihiro Hakuta, Shigeo Fujii, Tomoyuki Sato, Daichi Takigawa
  • Publication number: 20190233376
    Abstract: A compound has a guanidine skeleton that inhibits the protease activity of MALT1 and exerts a therapeutic or prophylactic effect on autoimmune disease such as psoriasis or allergic disease such as atopic dermatitis. The guanidine derivative is typified by the following formula or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: July 28, 2017
    Publication date: August 1, 2019
    Inventors: Yoshitaka Numajiri, Keiichi Okimura, Yuki Matsumura, Kennunettsu Asaba, Tomohide Masuda, Kazuyuki Tokumaru, Yasufumi Goto, Shigeo Fujii
  • Patent number: 10338102
    Abstract: In a voltage detection device for a transforming apparatus, a voltage divider is constituted by providing an intermediate electrode between a central conductor and a tank of the transforming apparatus, to detect a voltage E1 of the central conductor based on a voltage E2 of the voltage divider. The voltage detection device for a transforming apparatus includes an incomplete integration circuit having a reverse characteristic to an input/output voltage amplitude ratio-frequency characteristic of a high-pass filter formed by a floating electrostatic capacitance between the central conductor and the intermediate electrode, an earth electrostatic capacitance between the intermediate electrode and the tank, and a voltage dividing resistor connected in parallel to the earth electrostatic capacitance, and a signal processing circuit that outputs a value based on an output voltage E3 of the incomplete integration circuit as the voltage E1 of the central conductor.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: July 2, 2019
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Daigo Matsumoto, Shigeo Fujii
  • Publication number: 20180244179
    Abstract: A vehicle seat that includes: a support bracket that is provided at a floor of a vehicle; a rotation bracket that is coupled to the support bracket; a lock member that is provided at the floor; a lower rail being fixed to the rotation bracket and being locked by the lock member; an upper rail that is attached to the lower rail so as to be capable of sliding in a vehicle front-rear direction; a seat body that is fixed to the upper rail; a rotation force application member that applies rotation force to the rotation bracket such that the lower rail rotates in a direction in which the seat body springs up; and a speed reduction member that reduces a rotation speed of the rotation bracket in a case in which the seat body springs up.
    Type: Application
    Filed: February 20, 2018
    Publication date: August 30, 2018
    Inventors: Tetsuya SASAKI, Yukihiro HAKUTA, Shigeo FUJII, Tomoyuki SATO, Daichi TAKIGAWA
  • Patent number: 9599641
    Abstract: The current detection device includes a plurality of air-cored coils respectively attached to conductors for a plurality of phases, which are supported by an insulator and housed in a ferromagnetic tank a plurality of output-voltage detection circuits that detect output voltages of the air-cored coils for respective phases; and a correction processing circuit that obtains, by dividing the output voltages of the air-cored coils for respective phases by transformation ratios of the air-cored coils, current value levels, which are temporary values of currents flowing in the conductors for respective phases, calculates the output-voltage correction values for respective phases according to the current value levels of respective phases, and calculates and outputs current flowing in the conductors for respective phases on the basis of the output-voltage correction values.
    Type: Grant
    Filed: November 26, 2012
    Date of Patent: March 21, 2017
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Shigeo Fujii, Daigo Matsumoto
  • Patent number: 9459291
    Abstract: A voltage detection device is such that an intermediate electrode is provided between a central conductor to which a voltage is applied and a grounded tank to constitute a voltage divider and detects a voltage of the central conductor on the basis of a voltage of the voltage divider. The voltage detection device includes an integration circuit to which a voltage of the voltage divider, which is an output of the voltage divider, is input, an analog circuit that amplifies an output voltage of the integration circuit to a specified amplitude, an amplifier/attenuator to which a voltage of the voltage divider, which is an output of the voltage divider, is input and that amplifies or attenuates the voltage of the voltage divider to the specified amplitude, and an adder that adds an output voltage of the analog circuit and an output voltage of the amplifier/attenuator.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: October 4, 2016
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Daigo Matsumoto, Shigeo Fujii
  • Publication number: 20150212121
    Abstract: A voltage detection device is such that an intermediate electrode is provided between a central conductor to which a voltage is applied and a grounded tank to constitute a voltage divider and detects a voltage of the central conductor on the basis of a voltage of the voltage divider. The voltage detection device includes an integration circuit to which a voltage of the voltage divider, which is an output of the voltage divider, is input, an analog circuit that amplifies an output voltage of the integration circuit to a specified amplitude, an amplifier/attenuator to which a voltage of the voltage divider, which is an output of the voltage divider, is input and that amplifies or attenuates the voltage of the voltage divider to the specified amplitude, and an adder that adds an output voltage of the analog circuit and an output voltage of the amplifier/attenuator.
    Type: Application
    Filed: December 3, 2012
    Publication date: July 30, 2015
    Applicant: Mitsubishi Electric Corporation
    Inventors: Daigo Matsumoto, Shigeo Fujii
  • Publication number: 20150204914
    Abstract: The current detection device includes a plurality of air-cored coils respectively attached to conductors for a plurality of phases, which are supported by an insulator and housed in a ferromagnetic tank a plurality of output-voltage detection circuits that detect output voltages of the air-cored coils for respective phases; and a correction processing circuit that obtains, by dividing the output voltages of the air-cored coils for respective phases by transformation ratios of the air-cored coils, current value levels, which are temporary values of currents flowing in the conductors for respective phases, calculates the output-voltage correction values for respective phases according to the current value levels of respective phases, and calculates and outputs current flowing in the conductors for respective phases on the basis of the output-voltage correction values.
    Type: Application
    Filed: November 26, 2012
    Publication date: July 23, 2015
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Shigeo Fujii, Daigo Matsumoto
  • Publication number: 20150112621
    Abstract: In a voltage detection device for a transforming apparatus, a voltage divider is constituted by providing an intermediate electrode between a central conductor and a tank of the transforming apparatus, to detect a voltage E1 of the central conductor based on a voltage E2 of the voltage divider. The voltage detection device for a transforming apparatus includes an incomplete integration circuit having a reverse characteristic to an input/output voltage amplitude ratio-frequency characteristic of a high-pass filter formed by a floating electrostatic capacitance between the central conductor and the intermediate electrode, an earth electrostatic capacitance between the intermediate electrode and the tank, and a voltage dividing resistor connected in parallel to the earth electrostatic capacitance, and a signal processing circuit that outputs a value based on an output voltage E3 of the incomplete integration circuit as the voltage E1 of the central conductor.
    Type: Application
    Filed: June 1, 2012
    Publication date: April 23, 2015
    Applicant: Mitsubishi Electric Corporation
    Inventors: Daigo Matsumoto, Shigeo Fujii
  • Patent number: 8481115
    Abstract: A method for producing coated, fine metal particles each having a Ti oxide coating and a silicon oxide coating formed in this order on a metal core particle by mixing powder comprising TiC and TiN with oxide powder of a metal M meeting the relation of ?GM-O>?GTiO2, wherein ?GM-O represents the standard free energy of forming an oxide of the metal M; heat-treating the resultant mixed powder in a non-oxidizing atmosphere to reduce the oxide of the metal M with the powder comprising TiC and TiN, while coating the resultant metal M particles with Ti oxide; coating the Ti-oxide-coated surface with silicon oxide; and classifying the resultant particles such that they have a median diameter d50 of 0.4-0.7 ?m, and a variation coefficient (=standard deviation/average particle size) of 35% or less, which indicates a particle size distribution range.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: July 9, 2013
    Assignee: Hitachi Metals, Ltd.
    Inventors: Hisato Tokoro, Takashi Nakabayashi, Shigeo Fujii
  • Patent number: 8398741
    Abstract: Fine composite metal particle comprising a metal core and a coating layer of carbon, and being obtained by reducing metal oxide powder with carbon powder.
    Type: Grant
    Filed: January 4, 2011
    Date of Patent: March 19, 2013
    Assignee: Hitachi Metals, Ltd.
    Inventors: Yasushi Kaneko, Shigeo Fujii, Hisato Tokoro
  • Patent number: 8323374
    Abstract: Fine composite metal particle comprising a metal core and a coating layer of carbon, and being obtained by reducing metal oxide powder with carbon powder.
    Type: Grant
    Filed: January 4, 2011
    Date of Patent: December 4, 2012
    Assignee: Hitachi Metals, Ltd.
    Inventors: Yasushi Kaneko, Shigeo Fujii, Hisato Tokoro, Takeo Oku
  • Patent number: 8247074
    Abstract: A method for producing coated, fine metal particles comprising the steps of mixing powder comprising TiC and TiN with powder of an oxide of a metal M meeting the relation of ?GM-O>?GTiO2, wherein ?GM-O represents the standard free energy of formation of metal M oxide, and heat-treating the resultant mixed powder in a non-oxidizing atmosphere to reduce the oxide of the metal M with the powder comprising TiC and TiN, while coating the resultant metal M particles with Ti oxide, and coated, fine metal particles each comprising a metal core particle and a Ti oxide coating and having a carbon content of 0.2-1.4% by mass and a nitrogen content of 0.01-0.2% by mass.
    Type: Grant
    Filed: September 18, 2007
    Date of Patent: August 21, 2012
    Assignee: Hitachi Metals, Ltd.
    Inventors: Hisato Tokoro, Shigeo Fujii, Takashi Nakabayashi
  • Patent number: 8241516
    Abstract: A method for manufacturing a substrate for a magnetic disk, including the steps of (a) polishing a substrate with a polishing composition A containing alumina abrasives having an average particle size of from 0.05 to 0.5 ?m, and an oxidizing agent, and (b) polishing the substrate with a polishing composition B containing silica particles having an average particle size of from 0.005 to 0.1 ?m; a substrate for a magnetic disk, obtainable by the method for manufacturing a substrate for a magnetic disk; and a substrate for a magnetic disk having the following surface properties of a long-wavelength waviness of 0.05 nm or more and 0.3 nm or less, and an AFM surface roughness of 0.03 nm or more and 0.2 nm or less. The substrate for a magnetic disk may be suitably used in the manufacture of a hard disk having a high recording density. Especially, a hard disk having a recording density of 50 G bits or more per square inch may be industrially manufactured.
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: August 14, 2012
    Assignee: Kao Corporation
    Inventors: Shigeo Fujii, Hiroaki Kitayama
  • Patent number: 8154464
    Abstract: A magnetic material antenna using a ferrite sintered body comprising one or more conductors disposed at least on a surface or in internal portion of the ferrite sintered body, wherein the ferrite sintered body is a sintered body of Y-type ferrite containing BaO, CoO, and Fe2O3 as main components and wherein the ferrite sintered body contains Cu and, in a cross section for the sintered body, an area rate of a cubic Co-rich phase, which has a ration of an amount of Co being higher than a Y-type ferrite phase being a mother phase, is 1% or less.
    Type: Grant
    Filed: June 21, 2007
    Date of Patent: April 10, 2012
    Assignee: Hitachi Metals, Ltd.
    Inventors: Masayuki Gonda, Shigeo Fujii, Hiroyuki Aoyama
  • Publication number: 20110293940
    Abstract: A method for producing coated, fine metal particles each having a Ti oxide coating and a silicon oxide coating formed in this order on a metal core particle by mixing powder comprising TiC and TiN with oxide powder of a metal M meeting the relation of ?GM-O>?GTiO2, wherein ?GM-O represents the standard free energy of forming an oxide of the metal M; heat-treating the resultant mixed powder in a non-oxidizing atmosphere to reduce the oxide of the metal M with the powder comprising TiC and TiN, while coating the resultant metal M particles with Ti oxide; coating the Ti-oxide-coated surface with silicon oxide; and classifying the resultant particles such that they have a median diameter d50 of 0.4-0.7 ?m, and a variation coefficient (=standard deviation/average particle size) of 35% or less, which indicates a particle size distribution range.
    Type: Application
    Filed: March 26, 2009
    Publication date: December 1, 2011
    Applicant: HITACHI METALS, LTD
    Inventors: Hisato Tokoro, Takashi Nakabayashi, Shigeo Fujii
  • Publication number: 20110185851
    Abstract: Fine composite metal particle comprising a metal core and a coating layer of carbon, and being obtained by reducing metal oxide powder with carbon powder.
    Type: Application
    Filed: January 4, 2011
    Publication date: August 4, 2011
    Applicant: HITACHI METALS, LTD
    Inventors: Yasushi KANEKO, Shigeo FUJII, Hisato TOKORO
  • Publication number: 20110159181
    Abstract: Fine composite metal particle comprising a metal core and a coating layer of carbon, and being obtained by reducing metal oxide powder with carbon powder.
    Type: Application
    Filed: January 4, 2011
    Publication date: June 30, 2011
    Applicant: HITACHI METALS, LTD
    Inventors: Yasushi KANEKO, Shigeo FUJII, Hisato TOKORO, Takeo OKU
  • Patent number: 7955517
    Abstract: To provide a polishing composition capable of increasing polishing rate and reducing surface roughness, without causing surface defects on a surface of an object to be polished; and a polishing process for a substrate to be polished. [1] a polishing composition comprising water, an abrasive, an intermediate alumina, and a polycarboxylic acid having 4 or more carbon atoms with no OH groups or a salt thereof, wherein a content of the intermediate alumina is from 1 to 90 parts by weight, based on 100 parts by weight of the abrasive; and [2] a polishing process for a substrate to be polished, comprising polishing a substrate to be polished under conditions that a composition of a polishing liquid during polishing is the composition as defined in item [1] above.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: June 7, 2011
    Assignee: Kao Corporation
    Inventors: Shigeo Fujii, Yoshiaki Oshima, Koichi Naito