Patents by Inventor Kazuhiro Muto
Kazuhiro Muto 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: 20240098962Abstract: A semiconductor device including a first electrode, a second electrode, an oxide semiconductor disposed between the first electrode and the second electrode, and a first oxide layer containing a predetermined element, oxygen, and an additional element and disposed between the first electrode and the oxide semiconductor, wherein the predetermined element is at least one of tantalum, boron, hafnium, silicon, zirconium, or niobium, and the additional element is at least one of phosphorus, sulfur, copper, zinc, gallium, germanium, arsenic, selenium, silver, indium, tin, antimony, tellurium, or bismuth.Type: ApplicationFiled: February 7, 2023Publication date: March 21, 2024Applicant: Kioxia CorporationInventors: Daisuke WATANABE, Akifumi GAWASE, Takeshi IWASAKI, Kazuhiro KATONO, Yusuke MUTO, Yusuke MIKI, Akinori KIMURA
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Patent number: 11519971Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.Type: GrantFiled: July 30, 2020Date of Patent: December 6, 2022Assignees: ITOCHU Corporation, The Japan Research Institute, LimitedInventors: Hiroaki Murase, Kazuhiro Muto
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Publication number: 20200369177Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.Type: ApplicationFiled: July 30, 2020Publication date: November 26, 2020Inventors: Hiroaki MURASE, Kazuhiro MUTO
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Patent number: 10732229Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.Type: GrantFiled: September 22, 2011Date of Patent: August 4, 2020Assignees: ITOCHU Corporation, The Japan Research Institute, LimitedInventors: Hiroaki Murase, Kazuhiro Muto
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Patent number: 10451684Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.Type: GrantFiled: July 3, 2015Date of Patent: October 22, 2019Assignees: ITOCHU Corporation, The Japan Research Institute, LimitedInventors: Hiroaki Murase, Kazuhiro Muto
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Publication number: 20150355287Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.Type: ApplicationFiled: July 3, 2015Publication date: December 10, 2015Inventors: Hiroaki MURASE, Kazuhiro MUTO
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Patent number: 8933579Abstract: A manufacturing method of a vehicle, includes: preparing a chassis of the vehicle in which a plurality of battery modules are installed; forming a wiring section in a body of the vehicle; and electrically connecting the plurality of battery modules by means of the wiring section, by coupling the chassis to the body.Type: GrantFiled: September 22, 2011Date of Patent: January 13, 2015Assignees: The Japan Research Institute, Limited, ITOCHU CorporationInventors: Kazuhiro Muto, Hiroaki Murase
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Patent number: 8928281Abstract: A battery control apparatus includes: a battery circuit in which a plurality of batteries are connected in series; a plurality of bypass circuits, each of which removes a corresponding battery from the battery circuit; a plurality of switches, each of which switches whether to connect a corresponding battery in series with the other batteries, or to connect the corresponding battery to a corresponding bypass circuit to remove the corresponding battery from the battery circuit; a deterioration detecting section that detects deterioration of each of the plurality of batteries; and a switch control section that controls the plurality of switches to remove, from the battery circuit, the batteries having greater deterioration and connects, in series, the batteries having smaller deterioration.Type: GrantFiled: September 22, 2011Date of Patent: January 6, 2015Assignees: ITOCHU Corporation, The Japan Research Institute, LimitedInventors: Hiroaki Murase, Kazuhiro Muto
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Patent number: 8928174Abstract: A battery control apparatus comprising a battery circuit in which a plurality of batteries are connected to each other; a plurality of first switches that switch whether the batteries are connected in series or connected in parallel; a voltage detecting section that detects a maximum voltage output by the battery circuit; and a switch control section that, when the maximum voltage of the battery circuit occurring when the batteries are connected in parallel is less than or equal to a first threshold value, controls the first switches to connect at least a portion of the batteries in series.Type: GrantFiled: September 27, 2011Date of Patent: January 6, 2015Assignee: The Japan Research Institute, LimitedInventors: Kazuhiro Muto, Masanobu Mera
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Patent number: 8916279Abstract: Provided is a battery assembling apparatus comprising a selecting section that selects as battery cells to be assembled into a battery pack, from among a plurality of battery cells, battery cells having similar charge curves that indicate a relationship between voltage and charge period, which is a time period necessary for a battery cell to be charged from a first voltage to a second voltage that is higher than the first voltage. As a result, the lifetimes of battery cells and of a battery pack assembled from a plurality of battery cells can be extended.Type: GrantFiled: September 22, 2011Date of Patent: December 23, 2014Assignee: The Japan Research Institute, LimitedInventors: Hiroaki Murase, Kazuhiro Muto
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Patent number: 8803480Abstract: Included are a power-generation amount calculating section calculating an expected amount of power-generation being an amount of power generated by a power generating section in the future, for each predetermined period, a power-consumption amount calculating section calculating an expected amount of power-consumption being an amount of power consumed by a power load, for the predetermined period, an excess power period determining section determining an excess power period, an excess power amount calculating section calculating an expected excess power amount, and a charge/discharge control section controlling charge/discharge of a battery so that a remaining amount of the battery at the beginning of the excess power period becomes an amount resulting from subtracting the expected excess power amount from a pre-set charge amount.Type: GrantFiled: September 22, 2011Date of Patent: August 12, 2014Assignees: The Japan Research Institute, Limited, ITOCHU CorporationInventors: Kazuhiro Muto, Hideaki Matsui, Hiroaki Murase
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Publication number: 20120015221Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.Type: ApplicationFiled: September 22, 2011Publication date: January 19, 2012Applicants: THE JAPAN RESEARCH INSTITUTE, LIMITED, ITOCHU CORPORATIONInventors: Hiroaki MURASE, Kazuhiro MUTO
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Publication number: 20120013179Abstract: A manufacturing method of a vehicle, includes: preparing a chassis of the vehicle in which a plurality of battery modules are installed; forming a wiring section in a body of the vehicle; and electrically connecting the plurality of battery modules by means of the wiring section, by coupling the chassis to the body.Type: ApplicationFiled: September 22, 2011Publication date: January 19, 2012Applicants: ITOCHU CORPORATION, THE JAPAN RESEARCH INSTITUTE, LIMITEDInventors: Kazuhiro MUTO, Hiroaki MURASE
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Publication number: 20120013304Abstract: A battery control apparatus includes: a battery circuit in which a plurality of batteries are connected in series; a plurality of bypass circuits, each of which removes a corresponding battery from the battery circuit; a plurality of switches, each of which switches whether to connect a corresponding battery in series with the other batteries, or to connect the corresponding battery to a corresponding bypass circuit to remove the corresponding battery from the battery circuit; a deterioration detecting section that detects deterioration of each of the plurality of batteries; and a switch control section that controls the plurality of switches to remove, from the battery circuit, the batteries having greater deterioration and connects, in series, the batteries having smaller deterioration.Type: ApplicationFiled: September 22, 2011Publication date: January 19, 2012Applicants: THE JAPAN RESEARCH INSTITUTE, LIMITED, ITOCHU CORPORATIONInventors: Hiroaki MURASE, Kazuhiro MUTO
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Publication number: 20120011706Abstract: Provided is a battery assembling apparatus comprising a selecting section that selects as battery cells to be assembled into a battery pack, from among a plurality of battery cells, battery cells having similar charge curves that indicate a relationship between voltage and charge period, which is a time period necessary for a battery cell to be charged from a first voltage to a second voltage that is higher than the first voltage. As a result, the lifetimes of battery cells and of a battery pack assembled from a plurality of battery cells can be extended.Type: ApplicationFiled: September 22, 2011Publication date: January 19, 2012Applicant: THE JAPAN RESEARCH INSTITUTE, LIMITEDInventors: Hiroaki MURASE, Kazuhiro MUTO
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Publication number: 20120013180Abstract: A battery control apparatus comprising a battery circuit in which a plurality of batteries are connected to each other; a plurality of first switches that switch whether the batteries are connected in series or connected in parallel; a voltage detecting section that detects a maximum voltage output by the battery circuit; and a switch control section that, when the maximum voltage of the battery circuit occurring when the batteries are connected in parallel is less than or equal to a first threshold value, controls the first switches to connect at least a portion of the batteries in series.Type: ApplicationFiled: September 27, 2011Publication date: January 19, 2012Applicant: THE JAPAN RESEARCH INSTITUTE, LIMITEDInventors: Kazuhiro MUTO, Masanobu MERA
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Publication number: 20120007563Abstract: Included are a power-generation amount calculating section calculating an expected amount of power-generation being an amount of power generated by a power generating section in the future, for each predetermined period, a power-consumption amount calculating section calculating an expected amount of power-consumption being an amount of power consumed by a power load, for the predetermined period, an excess power period determining section determining an excess power period, an excess power amount calculating section calculating an expected excess power amount, and a charge/discharge control section controlling charge/discharge of a battery so that a remaining amount of the battery at the beginning of the excess power period becomes an amount resulting from subtracting the expected excess power amount from a pre-set charge amount.Type: ApplicationFiled: September 22, 2011Publication date: January 12, 2012Applicants: ITOCHU CORPORATION, THE JAPAN RESEARCH INSTITUTE, LIMITEDInventors: Kazuhiro MUTO, Hideaki MATSUI, Hiroaki MURASE
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Publication number: 20020147819Abstract: First, by connecting a wireless communication terminal, which has a cable communication unit, to another wireless communication terminal, which also has a cable communication unit, via their respective cable communication units, guide information, which is required to determine communication parameters for wireless communication between said two wireless communication terminals using their respective wireless communication units, is communicated under said connection. Next, said communication parameters are determined on the basis of said guide information, and determined communication parameters are communicated under said connection. Next, said communication parameters are applied to said two wireless communication terminals automatically. Consequently, users of said two wireless communication terminals can start a wireless communication between said two wireless communication terminals.Type: ApplicationFiled: March 1, 2002Publication date: October 10, 2002Applicant: Seiko Epson CorporationInventors: Daisuke Miyakoshi, Kazuhiro Muto, Hitoshi Yamakado, Toru Miyamoto
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Patent number: D844275Type: GrantFiled: January 30, 2018Date of Patent: March 26, 2019Assignee: IRIS OHYAMA INC.Inventors: Kenji Mitsunari, Masaharu Sakamoto, Kazuhiro Muto