Patents by Inventor Katsuya Uchida
Katsuya Uchida 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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Publication number: 20220360875Abstract: An earphone includes a housing and a microphone. The microphone is provided in the housing. The housing includes a hole that leads to the microphone. The hole has a shape in which a cross-sectional area expands, toward a back of a head of a user wearing the earphone, from the microphone toward an outside of the housing. The housing, in a case of being worn by the user, is located farther away from an external earhole, in an outside direction from a side of the head, than from an ear of the user.Type: ApplicationFiled: May 9, 2022Publication date: November 10, 2022Inventors: Yasuaki TAKANO, Hiroyuki AYAME, Tomoaki MORI, Katsuya UCHIDA
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Publication number: 20220141563Abstract: An acoustic device includes a speaker unit, a support body, and a vibration damping member. The support body has lower mobility than a member on which the speaker unit is mounted. The vibration damping member is provided between the speaker unit and the support body or between the member on which the speaker unit is mounted and the support body.Type: ApplicationFiled: January 18, 2022Publication date: May 5, 2022Inventors: Katsuya UCHIDA, Akira MIKI
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Patent number: 11240592Abstract: An acoustic device includes an enclosure and a bass reflex port that includes a tube body. An inner wall surface of the tube body includes multiple regions in which viscous resistances in a tube axis direction of moving air and the inner wall surface are different. The multiple regions are provided along a circumferential direction of the inner wall surface. The tube body is attached to an opening area in the enclosure.Type: GrantFiled: January 2, 2019Date of Patent: February 1, 2022Assignee: YAMAHA CORPORATIONInventors: Akira Miki, Hirofumi Onitsuka, Katsuya Uchida
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Patent number: 10750273Abstract: A bass reflex port including: a tubular body portion; and a surface forming portion which is board-like, and continuous to an inner wall of the tubular body portion and which has a surface extending radially outwardly from an opening end of the tubular body portion disposed in a housing of a speaker, wherein the surface forming portion extends linearly in a direction away from a tube axis of the tubular body portion in a cross section parallel to the tube axis.Type: GrantFiled: December 28, 2018Date of Patent: August 18, 2020Assignee: Yamaha CorporationInventors: Katsuya Uchida, Akira Miki, Hirofumi Onitsuka
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Publication number: 20190297413Abstract: A bass reflex port including: a tubular body portion; and a surface forming portion which is board-like, and continuous to an inner wall of the tubular body portion and which has a surface extending radially outwardly from an opening end of the tubular body portion disposed in a housing of a speaker, wherein the surface forming portion extends linearly in a direction away from a tube axis of the tubular body portion in a cross section parallel to the tube axis.Type: ApplicationFiled: December 28, 2018Publication date: September 26, 2019Inventors: Katsuya UCHIDA, Akira MIKI, Hirofumi ONITSUKA
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Publication number: 20190141437Abstract: An acoustic device includes an enclosure and a bass reflex port that includes a tube body. An inner wall surface of the tube body includes multiple regions in which viscous resistances in a tube axis direction of moving air and the inner wall surface are different. The multiple regions are provided along a circumferential direction of the inner wall surface. The tube body is attached to an opening area in the enclosure.Type: ApplicationFiled: January 2, 2019Publication date: May 9, 2019Inventors: Akira MIKI, Hirofumi ONITSUKA, Katsuya UCHIDA
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Publication number: 20170212174Abstract: A backup power supply system includes a secondary battery, an interface unit, a charging and discharging control unit, a detection unit, a remaining capacity estimating unit, a deterioration estimating unit, and a notification unit. The interface unit transmits a trigger signal based on an operation of a user. The charging and discharging control unit performs control of discharging the secondary battery and then charging the secondary battery or control of charging the secondary battery and then discharging the secondary battery when the trigger signal is received from the interface unit. The detection unit detects a voltage of the secondary battery at different timings. The remaining capacity estimating unit estimates a remaining capacity of the secondary battery based on the voltage of the secondary battery. The deterioration estimating unit estimates a deterioration state of the secondary battery based on the estimated remaining capacity. The notification unit outputs the estimated deterioration state.Type: ApplicationFiled: February 23, 2015Publication date: July 27, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Katsuya UCHIDA, Masayuki HOSHINO, Ryo OKABE, Norihiro KANEKO, Makoto SATO
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Publication number: 20170200987Abstract: A battery assembly system includes: a battery assembly; a temperature measuring part; and a monitoring device. The battery assembly includes a plurality of batteries connected in series. The temperature measuring part measures temperatures of connection parts used to connect electrodes of batteries included in the battery assembly. The monitoring device derives temperatures of the batteries on the basis of the temperatures measured by the temperature measuring part.Type: ApplicationFiled: April 13, 2015Publication date: July 13, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Makoto MATSUOKA, Shinichiro KOSUGI, Katsuya UCHIDA, Kazuto KURODA, Massahiro SEKINO, Norihiro KANEKO
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Publication number: 20160377686Abstract: According to an embodiment, a degradation estimation method includes detecting a stop interval of a battery control apparatus having a function to calculate a state of charge of a battery, acquiring degradation information corresponding to a calculated state of charge calculated from the battery and a detection temperature detected from the battery or degradation information corresponding to the calculated state of charge and an ambient temperature based on a first degradation information database showing degradation of the battery in accordance with a set state of charge and a set temperature, and estimating the degradation of the battery in the stop interval based on the degradation information acquired.Type: ApplicationFiled: September 9, 2016Publication date: December 29, 2016Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Katsuya UCHIDA, Shinichiro Kosugi, Makoto Sato, Makoto Matsuoka, Hiroyuki Tsukahara
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Publication number: 20160250786Abstract: The objective of the present invention is to provide a method for producing a vehicle seat pad, in which it is difficult for aldehydes to be dispersed, in a favorably curable manner. The method for producing a vehicle seat pad and containing a step (I) for obtaining a flexible polyurethane foam by reacting an active hydrogen component (A) and an organic polyisocyanate (B) in the presence of a foaming agent (C), a urethanation agent (D), a foam stabilizer (E), and an additive (F), wherein (C) contains water, (F) contains at least one selected from the group consisting of the urea compound (F1) indicated by general formula (1), an amino acid (F2), and a polyvalent phenol (F3), and the flexible polyurethane foam has a core density of 25-90 kg/m3, a resilience of 50-75%, and a hardness (25%-ILD) of 150-400 N/cm2.Type: ApplicationFiled: October 28, 2014Publication date: September 1, 2016Applicants: TOYOTA BOSHOKU CORPORATION, SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Yoshiyuki Murata, Tetsuo Hayashida, Shota Matsushita, Katsuya Uchida, Tsuyoshi Tsukamoto
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Patent number: 9109078Abstract: A polymer polyol (I) is provided that is formed of a polyol (A), polymer particles (B) obtained by polymerization of an ethylenically unsaturated compound (b), and an active-hydrogen-containing compound (d) having an aromatic ring and having a number-average molecular weight of 150 to 2,000, wherein a content of (d) is 1 to 20% on the basis of a weight of (B). The polymer polyol of the present invention contains polymer particles having sufficiently small particle diameters, has a low viscosity, and has excellent handleability. A polyurethane resin obtained by using the polymer polyol of the present invention has excellent mechanical strengths such as elongation at break.Type: GrantFiled: June 4, 2014Date of Patent: August 18, 2015Assignee: Sanyo Chemical Industries, Ltd.Inventors: Takayuki Tsuji, Shigekuni Nakada, Yukiya Kobayashi, Katsuya Uchida
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Publication number: 20140288238Abstract: A polymer polyol (I) is provided that is formed of a polyol (A), polymer particles (B) obtained by polymerization of an ethylenically unsaturated compound (b), and an active-hydrogen-containing compound (d) having an aromatic ring and having a number-average molecular weight of 150 to 2,000, wherein a content of (d) is 1 to 20% on the basis of a weight of (B). The polymer polyol of the present invention contains polymer particles having sufficiently small particle diameters, has a low viscosity, and has excellent handleability. A polyurethane resin obtained by using the polymer polyol of the present invention has excellent mechanical strengths such as elongation at break.Type: ApplicationFiled: June 4, 2014Publication date: September 25, 2014Inventors: Takayuki TSUJI, Shigekuni NAKADA, Yukiya KOBAYASHI, Katsuya UCHIDA
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Patent number: 8772405Abstract: A polymer polyol (I) is provided that is formed of a polyol (A), polymer particles (B) obtained by polymerization of an ethylenically unsaturated compound (b), and an active-hydrogen-containing compound (d) having an aromatic ring and having a number-average molecular weight of 150 to 2,000, wherein a content of (d) is 1 to 20% on the basis of a weight of (B). The polymer polyol of the present invention contains polymer particles having sufficiently small particle diameters, has a low viscosity, and has excellent handleability. A polyurethane resin obtained by using the polymer polyol of the present invention has excellent mechanical strengths such as elongation at break.Type: GrantFiled: September 25, 2008Date of Patent: July 8, 2014Assignee: Sanyo Chemical Industries, Ltd.Inventors: Takayuki Tsuji, Shigekuni Nakada, Yukiya Kobayashi, Katsuya Uchida
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Publication number: 20130310477Abstract: The present invention is a polyol composition (A) for the production of polyurethane resins which comprises a compound (a1) having a vinyl-polymerizable functional group represented by general formula (I) and a strength improver (a2) represented by general formula (II). In general formula (I), R is hydrogen, C1-15 alkyl, or C6-21 aryl. In general formula (II), R1 is a residue derived from an active-hydrogen-containing compound by removing one active hydrogen atom; Y is a residue derived from an at least divalent aromatic polycarboxylic acid (f) by removing the carboxyl groups; a is an integer satisfying the relationship: 1?a?(the number of substituents on the aromatic ring?1); Z is a residue derived from an at least m-valent active-hydrogen-containing compound by removing the m active hydrogen atoms; and m is an integer of 1 to 10.Type: ApplicationFiled: August 22, 2011Publication date: November 21, 2013Applicant: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Katsuya Uchida, Koji Kabu, Kei Sasaki, Tomohisa Hirano
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Publication number: 20100251226Abstract: A first execution program for outputting coverage data during execution is output by compiling a first source code. Coverage data is output by executing the output first execution program. A code block not executed at all included in the first source code is commented out or deleted according to the output coverage data to generate a second source code. A second execution program is output by compiling the generated second source code.Type: ApplicationFiled: January 11, 2010Publication date: September 30, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Makoto Sato, Katsuya Uchida, Hiroyuki Tsukahara
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Publication number: 20100210768Abstract: A polymer polyol (I) is provided that is formed of a polyol (A), polymer particles (B) obtained by polymerization of an ethylenically unsaturated compound (b), and an active-hydrogen-containing compound (d) having an aromatic ring and having a number-average molecular weight of 150 to 2,000, wherein a content of (d) is 1 to 20% on the basis of a weight of (B). The polymer polyol of the present invention contains polymer particles having sufficiently small particle diameters, has a low viscosity, and has excellent handleability. A polyurethane resin obtained by using the polymer polyol of the present invention has excellent mechanical strengths such as elongation at break.Type: ApplicationFiled: September 25, 2008Publication date: August 19, 2010Applicant: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Takayuki Tsuji, Shigekuni Nakada, Yukiya Kobayashi, Katsuya Uchida
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Patent number: 7716655Abstract: A computer system includes: a storage unit that stores the source program and type information representing data types including a fixed-point type; a detecting unit that obtains the source program from the storage unit and detects a type specifier and an immediate from the obtained source program; a type specifier analyzing unit that analyzes the type specifier and links one of a variable and a function, data type of which is specified by the type specifier, to the type information of the fixed-point type when the type specifier is a floating-point type to store in the storage unit; and an immediate analyzing unit that analyzes the immediate and links the immediate to the type information of fixed-point type when the immediate is any one of a decimal number without a postfix and a decimal number with floating-point type postfix to store in the storage unit.Type: GrantFiled: September 13, 2006Date of Patent: May 11, 2010Assignee: Kabushiki Kaisha ToshibaInventor: Katsuya Uchida
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Patent number: 7340692Abstract: In this disclosure, based on change item definition information concerning system LSI development and design, software used for development and design of a system LSI that contains a processor having optional instructions defined therein is operated, and system LSI hardware description, verification environment and a development and design tools are generated, thus making it possible to develop a system LSI optimal to an application within a short period.Type: GrantFiled: July 18, 2003Date of Patent: March 4, 2008Assignee: Kabushiki Kaisha ToshibaInventors: Nobuo Matsui, Atsushi Mizuno, Ryuichiro Ohyama, Megumi Tangoda, Katsuya Uchida
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Patent number: 7325230Abstract: A system for compiling source programs into machine language programs, comprising: a data type information processing module configured to analyze a definition statement of a fixed-point data type in a source program, acquire data type information of the fixed-point data type; a type-information storage; a variable information processing module configured to analyze a variable declaration statement of the fixed-point data type, acquire variable information; a variable storage; and a code generating module configured to read arithmetic expression data, acquire the type number, acquire the data type information, convert the arithmetic expression data.Type: GrantFiled: December 30, 2003Date of Patent: January 29, 2008Assignee: Kabushiki Kaisha ToshibaInventor: Katsuya Uchida
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Publication number: 20070067759Abstract: A computer system includes: a storage unit that stores the source program and type information representing data types including a fixed-point type; a detecting unit that obtains the source program from the storage unit and detects a type specifier and an immediate from the obtained source program; a type specifier analyzing unit that analyzes the type specifier and links one of a variable and a function, data type of which is specified by the type specifier, to the type information of the fixed-point type when the type specifier is a floating-point type to store in the storage unit; and an immediate analyzing unit that analyzes the immediate and links the immediate to the type information of fixed-point type when the immediate is any one of a decimal number without a postfix and a decimal number with floating-point type postfix to store in the storage unit.Type: ApplicationFiled: September 13, 2006Publication date: March 22, 2007Applicant: KABUSHIKI KAISHA TOSHIBAInventor: Katsuya UCHIDA