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).
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Patent number: 10662156Abstract: 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: GrantFiled: July 28, 2017Date of Patent: May 26, 2020Assignee: Toray Industries, Inc.Inventors: Yoshitaka Numajiri, Keiichi Okimura, Yuki Matsumura, Kennunettsu Asaba, Tomohide Masuda, Kazuyuki Tokumaru, Yasufumi Goto, Shigeo Fujii
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Patent number: 10471858Abstract: 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: GrantFiled: February 20, 2018Date of Patent: November 12, 2019Assignee: NHK Spring Co., Ltd.Inventors: Tetsuya Sasaki, Yukihiro Hakuta, Shigeo Fujii, Tomoyuki Sato, Daichi Takigawa
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Publication number: 20190233376Abstract: 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: ApplicationFiled: July 28, 2017Publication date: August 1, 2019Inventors: Yoshitaka Numajiri, Keiichi Okimura, Yuki Matsumura, Kennunettsu Asaba, Tomohide Masuda, Kazuyuki Tokumaru, Yasufumi Goto, Shigeo Fujii
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Patent number: 10338102Abstract: 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: GrantFiled: June 1, 2012Date of Patent: July 2, 2019Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Daigo Matsumoto, Shigeo Fujii
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Publication number: 20180244179Abstract: 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: ApplicationFiled: February 20, 2018Publication date: August 30, 2018Inventors: Tetsuya SASAKI, Yukihiro HAKUTA, Shigeo FUJII, Tomoyuki SATO, Daichi TAKIGAWA
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Patent number: 9599641Abstract: 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: GrantFiled: November 26, 2012Date of Patent: March 21, 2017Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Shigeo Fujii, Daigo Matsumoto
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Patent number: 9459291Abstract: 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: GrantFiled: December 3, 2012Date of Patent: October 4, 2016Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Daigo Matsumoto, Shigeo Fujii
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Publication number: 20150212121Abstract: 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: ApplicationFiled: December 3, 2012Publication date: July 30, 2015Applicant: Mitsubishi Electric CorporationInventors: Daigo Matsumoto, Shigeo Fujii
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Publication number: 20150204914Abstract: 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: ApplicationFiled: November 26, 2012Publication date: July 23, 2015Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Shigeo Fujii, Daigo Matsumoto
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Publication number: 20150112621Abstract: 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: ApplicationFiled: June 1, 2012Publication date: April 23, 2015Applicant: Mitsubishi Electric CorporationInventors: Daigo Matsumoto, Shigeo Fujii
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Patent number: 8481115Abstract: 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: GrantFiled: March 26, 2009Date of Patent: July 9, 2013Assignee: Hitachi Metals, Ltd.Inventors: Hisato Tokoro, Takashi Nakabayashi, Shigeo Fujii
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Patent number: 8398741Abstract: 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: GrantFiled: January 4, 2011Date of Patent: March 19, 2013Assignee: Hitachi Metals, Ltd.Inventors: Yasushi Kaneko, Shigeo Fujii, Hisato Tokoro
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Patent number: 8323374Abstract: 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: GrantFiled: January 4, 2011Date of Patent: December 4, 2012Assignee: Hitachi Metals, Ltd.Inventors: Yasushi Kaneko, Shigeo Fujii, Hisato Tokoro, Takeo Oku
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Patent number: 8247074Abstract: 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: GrantFiled: September 18, 2007Date of Patent: August 21, 2012Assignee: Hitachi Metals, Ltd.Inventors: Hisato Tokoro, Shigeo Fujii, Takashi Nakabayashi
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Patent number: 8241516Abstract: 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: GrantFiled: May 16, 2008Date of Patent: August 14, 2012Assignee: Kao CorporationInventors: Shigeo Fujii, Hiroaki Kitayama
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Patent number: 8154464Abstract: 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: GrantFiled: June 21, 2007Date of Patent: April 10, 2012Assignee: Hitachi Metals, Ltd.Inventors: Masayuki Gonda, Shigeo Fujii, Hiroyuki Aoyama
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Publication number: 20110293940Abstract: 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: ApplicationFiled: March 26, 2009Publication date: December 1, 2011Applicant: HITACHI METALS, LTDInventors: Hisato Tokoro, Takashi Nakabayashi, Shigeo Fujii
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Publication number: 20110185851Abstract: 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: ApplicationFiled: January 4, 2011Publication date: August 4, 2011Applicant: HITACHI METALS, LTDInventors: Yasushi KANEKO, Shigeo FUJII, Hisato TOKORO
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Publication number: 20110159181Abstract: 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: ApplicationFiled: January 4, 2011Publication date: June 30, 2011Applicant: HITACHI METALS, LTDInventors: Yasushi KANEKO, Shigeo FUJII, Hisato TOKORO, Takeo OKU
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Patent number: 7955517Abstract: 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: GrantFiled: March 31, 2009Date of Patent: June 7, 2011Assignee: Kao CorporationInventors: Shigeo Fujii, Yoshiaki Oshima, Koichi Naito