Patents by Inventor Masakazu Tamura
Masakazu Tamura 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: 20240124995Abstract: An electrochemical reaction device in an embodiment includes: an electrochemical reaction cell including a first accommodation part for accommodating carbon dioxide, a second accommodation part for accommodating an electrolytic solution containing water, or water vapor, a diaphragm provided between the first accommodation part and the second accommodation part, a reduction electrode arranged in the first accommodation part, and an oxidation electrode arranged in the second accommodation part, a detection unit detecting a reaction amount in the electrochemical reaction cell; a regulation unit regulating an amount of the carbon dioxide to be supplied to the first accommodation part, and a control unit controlling the regulation unit based on a detection signal of the detection unit.Type: ApplicationFiled: December 27, 2023Publication date: April 18, 2024Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ryota KITAGAWA, Yusuke KOFUJI, Asahi MOTOSHIGE, Masakazu YAMAGIWA, Jun TAMURA, Yuki KUDO, Akihiko ONO, Satoshi MIKOSHIBA
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Patent number: 11946150Abstract: An electrochemical reaction device in an embodiment includes: a reaction unit including a first accommodation part to accommodate carbon dioxide and a second accommodation part to accommodate an electrolytic solution containing water; a reduction electrode to reduce the carbon dioxide; an oxidation electrode to oxidize the water; a power supply to pass current between the reduction electrode and the oxidation electrode; a pressure regulator to regulate a pressure in the first accommodation part; a reaction product detector to detect at least one of an amount and a kind of a substance produced at the reduction electrode; and a controller to control the pressure regulator based on a detection signal of the reaction product detector.Type: GrantFiled: August 4, 2022Date of Patent: April 2, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ryota Kitagawa, Asahi Motoshige, Yoshitsune Sugano, Masakazu Yamagiwa, Jun Tamura, Yuki Kudo, Akihiko Ono, Satoshi Mikoshiba
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Publication number: 20240072605Abstract: A brushless motor includes a motor part and a gear part. The motor part includes: a rotating shaft, having a first gear; a rotor, having a bottom wall and a side wall, the bottom wall being fixed to the rotating shaft; magnets, fixed to the side wall and arranged side by side in a circumferential direction of the rotor; a stator, provided between the rotating shaft and the magnets in a radial direction of the rotor and wound with a coil; and a motor housing, rotatably supporting the rotating shaft, and accommodating the rotor and the stator. The gear part includes: a second gear, meshed with the first gear; an output shaft, having an output part, having a base end side thereof fixed to the second gear, and parallel to the rotating shaft; and a gear housing, rotatably supporting the output shaft, and accommodating the second gear.Type: ApplicationFiled: June 13, 2023Publication date: February 29, 2024Applicant: MITSUBA CorporationInventors: TEPPEI TOKIZAKI, Motoaki Kobayashi, Satoshi Tamura, Masaki Hayata, Masakazu Saito, Yoshichika Kawashima
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Patent number: 11845786Abstract: A novel peptide which comprises an amino acid sequence represented by SEQ ID NO: 23, and specifically inhibits the protease activity of a target molecule.Type: GrantFiled: November 22, 2021Date of Patent: December 19, 2023Assignee: Daiichi Sankyo Company, LimitedInventors: Daisuke Nishimiya, Masakazu Tamura
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Publication number: 20230100091Abstract: A scenario generation device includes: a real environment scene obtaining unit obtaining a real environment scene, which is a scene that occurs in a real environment, from a travel database that stores travel data of a real vehicle; a filter generation unit generating a filter for filtering candidate scenarios based on a frequency analysis result of analysis target data including the travel data showing the real environment scene; and an evaluation scenario determination unit determining an evaluation scenario by filtering the candidate scenarios comprehensively generated based on a mathematical model using the filter generated by the filter generation unit.Type: ApplicationFiled: September 28, 2022Publication date: March 30, 2023Inventors: YUJI ISHIKAWA, MASAKAZU TAMURA
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Patent number: 11585426Abstract: A power transmission device includes: a gear; a case receiving the gear; and a baffle plate positioned between the gear and the case; the baffle plate including a guide portion arranged to guide an oil scooped up by the gear, into between the baffle plate and the case, and the guide portion being disposed above an oil level within the case, the guide portion being adjacent to an axial side surface of the gear, the guide portion being positioned in the baffle plate on an upstream side in a rotation direction of the gear, and the guide portion including a first bent portion which is positioned on a tip end side, and which is bent in a direction from the case toward the gear.Type: GrantFiled: November 1, 2018Date of Patent: February 21, 2023Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.Inventors: Tahei Toyoshima, Shingo Yamamoto, Kazuyuki Handa, Masaki Shibuya, Tomohiro Nagata, Masakazu Tamura, Atsuyuki Ide, Yasuyuki Horie, Hideyuki Mamiya, Akira Kakimi
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Patent number: 11572943Abstract: A housing member for a power transmission device connected to a driving source via a torque converter housed in the housing member includes a torque converter side mating face closer to the torque converter. The torque converter side mating face has a single-wall structure and a double-wall structure, wherein two adjacent fastening regions are connected circumferentially by a wall in the single-wall structure, and wherein two adjacent fastening regions are connected circumferentially by each of two walls in the double-wall structure. The torque converter side mating face includes: an upper half region in which the double-wall structure has a greater proportion in area than the single-wall structure; and a lower half region in which the double-wall structure has a less proportion in area than the single-wall structure.Type: GrantFiled: September 25, 2019Date of Patent: February 7, 2023Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.Inventors: Kazuya Numata, Yuuki Sakai, Yusuke Ienaka, Kazuhiro Nishimura, Tatsuya Kumagai, Masakazu Tamura
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Patent number: 11441667Abstract: A continuously variable transmission includes a variator having a belt wound around a pair of pulleys, and a case forming a container chamber for the variator. The pulleys include fixed pulleys and movable pulleys. The belt includes elements stacked to be arranged in an annular form, and rings binding the element stacked. A circumference wall portion of the case is provided with a monitoring hole enabling flank faces of the elements to be monitored.Type: GrantFiled: December 6, 2018Date of Patent: September 13, 2022Assignee: JATCO LTDInventors: Kazuyoshi Kobayashi, Masao Arimatsu, Masayuki Furuya, Kenichi Yamamoto, Shogo Fujii, Masakazu Tamura, Kazuya Numata, Hirohisa Yukawa
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Publication number: 20220106384Abstract: A novel peptide which comprises an amino acid sequence represented by SEQ ID NO: 23, and specifically inhibits the protease activity of a target molecule.Type: ApplicationFiled: November 22, 2021Publication date: April 7, 2022Applicant: Daiichi Sankyo Company, LimitedInventors: Daisuke Nishimiya, Masakazu Tamura
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Patent number: 11208467Abstract: A novel peptide which comprises an amino acid sequence represented by SEQ ID NO: 23, and specifically inhibits the protease activity of a target molecule.Type: GrantFiled: September 6, 2018Date of Patent: December 28, 2021Assignee: Daiichi Sankyo Company, LimitedInventors: Daisuke Nishimiya, Masakazu Tamura
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Publication number: 20210348681Abstract: A housing member for a power transmission device connected to a driving source via a torque converter housed in the housing member includes a torque converter side mating face closer to the torque converter. The torque converter side mating face has a single-wall structure and a double-wall structure, wherein two adjacent fastening regions are connected circumferentially by a wall in the single-wall structure, and wherein two adjacent fastening regions are connected circumferentially by each of two walls in the double-wall structure. The torque converter side mating face includes: an upper half region in which the double-wall structure has a greater proportion in area than the single-wall structure; and a lower half region in which the double-wall structure has a less proportion in area than the single-wall structure.Type: ApplicationFiled: September 25, 2019Publication date: November 11, 2021Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Kazuya NUMATA, Yuuki SAKAI, Yusuke IENAKA, Kazuhiro NISHIMURA, Tatsuya KUMAGAI, Masakazu TAMURA
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Patent number: 10907724Abstract: A driving force transmission device includes: a gear; a case receiving the gear; a baffle plate positioned between a side surface of the gear and the case, the baffle plate including a downstream side end portion positioned at a most downstream position in a rotation direction of the gear, the case including a rib protruding toward the downstream side end portion, a clearance positioned between a surface of the rib and a surface of the baffle plate, the rib including a linear portion crossing a rotation direction of the gear.Type: GrantFiled: November 1, 2018Date of Patent: February 2, 2021Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.Inventors: Mitsuhiro Akiyama, Shogo Fujii, Tahei Toyoshima, Masakazu Tamura
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Publication number: 20200347924Abstract: A continuously variable transmission includes a variator having a belt wound around a pair of pulleys, and a case forming a container chamber for the variator. The pulleys include fixed pulleys and movable pulleys. The belt includes elements stacked to be arranged in an annular form, and rings binding the element stacked. A circumference wall portion of the case is provided with a monitoring hole enabling flank faces of the elements to be monitored.Type: ApplicationFiled: December 6, 2018Publication date: November 5, 2020Applicant: JATCO LtdInventors: Kazuyoshi KOBAYASHI, Masao ARIMATSU, Masayuki FURUYA, Kenichi YAMAMOTO, Shogo FUJII, Masakazu TAMURA, Kazuya NUMATA, Hirohisa YUKAWA
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Publication number: 20200263781Abstract: A driving force transmission device includes: a gear; a case receiving the gear; a baffle plate positioned between a side surface of the gear and the case, the baffle plate including a downstream side end portion positioned at a most downstream position in a rotation direction of the gear, the case including a rib protruding toward the downstream side end portion, a clearance positioned between a surface of the rib and a surface of the baffle plate, the rib including a linear portion crossing a rotation direction of the gear.Type: ApplicationFiled: November 1, 2018Publication date: August 20, 2020Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Mitsuhiro AKIYAMA, Shogo FUJII, Tahei TOYOSHIMA, Masakazu TAMURA
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Publication number: 20200263782Abstract: A power transmission device includes: a gear; a case receiving the gear; and a baffle plate positioned between the gear and the case; the baffle plate including a guide portion arranged to guide an oil scooped up by the gear, into between the baffle plate and the case, and the guide portion being disposed above an oil level within the case, the guide portion being adjacent to an axial side surface of the gear, the guide portion being positioned in the baffle plate on an upstream side in a rotation direction of the gear, and the guide portion including a first bent portion which is positioned on a tip end side, and which is bent in a direction from the case toward the gear.Type: ApplicationFiled: November 1, 2018Publication date: August 20, 2020Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Tahei TOYOSHIMA, Shingo YAMAMOTO, Kazuyuki HANDA, Masaki SHIBUYA, Tomohiro NAGATA, Masakazu TAMURA, Atsuyuki IDE, Yasuyuki HORIE, Hideyuki MAMIYA, Akira KAKIMI
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Patent number: 10731159Abstract: The present invention provides a compound represented by the formula (Ia) as a novel cationic lipid that forms a lipid particle and also provides a lipid particle comprising the compound. The present invention further provides a nucleic acid lipid particle containing the lipid particle, and a pharmaceutical composition containing the nucleic acid lipid particle as an active ingredient.Type: GrantFiled: November 22, 2019Date of Patent: August 4, 2020Assignee: DAIICHI SANKYO COMPANY, LIMITEDInventors: Makoto Koizumi, Yoshiyuki Onishi, Takako Niwa, Masakazu Tamura, Yuji Kasuya
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Publication number: 20200207837Abstract: The present invention provides a novel peptide which comprises an amino acid sequence represented by SEQ ID NO: 23, and specifically inhibits the protease activity of a target molecule.Type: ApplicationFiled: September 6, 2018Publication date: July 2, 2020Applicant: Daiichi Sankyo Company, LimitedInventors: Daisuke Nishimiya, Masakazu Tamura
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Publication number: 20200080086Abstract: The present invention provides a compound represented by the formula (Ia) as a novel cationic lipid that forms a lipid particle and also provides a lipid particle comprising the compound. The present invention further provides a nucleic acid lipid particle containing the lipid particle, and a pharmaceutical composition containing the nucleic acid lipid particle as an active ingredient.Type: ApplicationFiled: November 22, 2019Publication date: March 12, 2020Inventors: Makoto KOIZUMI, Yoshiyuki ONISHI, Takako NIWA, Masakazu TAMURA, Yuji KASUYA
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Patent number: 10533176Abstract: The present invention provides a compound represented by the formula (Ia) as a novel cationic lipid that forms a lipid particle and also provides a lipid particle comprising the compound. The present invention further provides a nucleic acid lipid particle containing the lipid particle, and a pharmaceutical composition containing the nucleic acid lipid particle as an active ingredient.Type: GrantFiled: October 30, 2017Date of Patent: January 14, 2020Assignee: DAIICHI SANKYO COMPANY, LIMITEDInventors: Makoto Koizumi, Yoshiyuki Onishi, Takako Niwa, Masakazu Tamura, Yuji Kasuya
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Publication number: 20180051285Abstract: The present invention provides a compound represented by the formula (Ia) as a novel cationic lipid that forms a lipid particle and also provides a lipid particle comprising the compound. The present invention further provides a nucleic acid lipid particle containing the lipid particle, and a pharmaceutical composition containing the nucleic acid lipid particle as an active ingredient.Type: ApplicationFiled: October 30, 2017Publication date: February 22, 2018Inventors: Makoto KOIZUMI, Yoshiyuki ONISHI, Takako NIWA, Masakazu TAMURA, Yuji KASUYA