Patents by Inventor Takeshi Matsuo

Takeshi Matsuo 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).

  • Publication number: 20240376611
    Abstract: A hydrogen production system and a hydrogen production method include a heat exchanger that heats steam by using a heating medium heated by thermal energy at 600° C. or higher, a high-temperature steam electrolysis device that produces hydrogen by using the steam, and a heating device that heats the high-temperature steam electrolysis device by using the steam.
    Type: Application
    Filed: April 14, 2022
    Publication date: November 14, 2024
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Motohiro Nakagiri, Yukinori Usui, Koji Asano, Takeshi Matsuo, Hiroyuki Iwabuchi, Nobuhide Hara, Ikumasa Koshiro
  • Patent number: 12139449
    Abstract: An alcohol production method in which an alcohol is produced from a carbonyl compound, the method including producing an alcohol by using a catalyst, the catalyst including a metal component including rhenium having an average valence of 4 or less and a carrier supporting the metal component, the carrier including zirconium oxide. A catalyst for producing an alcohol by hydrogenation of a carbonyl compound, the catalyst including a carrier including zirconium oxide and a metal component supported on the carrier, the metal component including rhenium having an average valence of 4 or less.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: November 12, 2024
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Takeshi Matsuo, Yumiko Yoshikawa, Naoyuki Sakamoto, Takayuki Aoshima
  • Publication number: 20240287687
    Abstract: A hydrogen production system and a hydrogen production method include a heat source that can generate thermal energy at 600° C. or higher, a heat exchanger that heats steam by using a heating medium heated by the thermal energy, a high-temperature steam electrolysis device that produces hydrogen by using the steam heated by the heating medium, and a heating device that heats the high-temperature steam electrolysis device by using the heating medium heated by the thermal energy.
    Type: Application
    Filed: April 15, 2022
    Publication date: August 29, 2024
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takeshi Matsuo, Koji Asano, Hiroyuki Iwabuchi, Motohiro Nakagiri, Ikumasa Koshiro, Nobuhide Hara
  • Publication number: 20240213876
    Abstract: According to one embodiment, an apparatus is prevented from being stopped by a breakdown of one or more of multiple temperature detector used to detect an abnormality of a resonance frequency. The apparatus includes: a circuit that adjusts power from a power supply to power of a desired voltage; an inverter that converts the power output by the circuit into alternate-current power; a resonance circuit having an inductance and a capacitance; a transformer that converts the alternate-current power; a rectifier that converts the alternate-current into direct-current power; temperature detector that detects temperatures of the resonance circuit; and a controller that detects an abnormality of a resonance frequency in response to that the temperatures are equal to or higher than a predetermined temperature threshold, and, in response to that the temperature detector of the resonance circuit is abnormal, executes control for handling the abnormality of the temperature detector.
    Type: Application
    Filed: December 21, 2023
    Publication date: June 27, 2024
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Yuta HAMAKAWA, Takeshi MATSUO, Yuichiro NOZAKI, Tsunehito FUJITA
  • Patent number: 11962052
    Abstract: A fuel cell module comprises: at least one cell stack including a plurality of single fuel cells supplied with a fuel gas and an oxidizing gas to generate power; a sealable housing accommodating the at least one cell stack and forming a power generation chamber inside the housing; a pressure vessel accommodating the housing; and an oxidizing gas supply pipe for supplying the oxidizing gas to the cell stack. At least one pressure equalizing opening is formed in the housing to allow communication between inside and outside of the housing. The at least one pressure equalizing opening includes only one pressure equalizing opening, or a plurality of pressure equalizing openings in which a distance between a pressure equalizing opening in the highest position and a pressure equalizing opening in the lowest position is within 0.1H, where H is a height of the housing.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: April 16, 2024
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Daigo Kobayashi, Hiroyuki Ozawa, Masahiro Mihara, Ryutaro Mori, Takeshi Matsuo, Norihisa Matake
  • Patent number: 11952229
    Abstract: A control device executes: either a first conveyance change control or a second conveyance change control; and a retraction control when an operation device receives an interruption operation during execution of a specified number stack control. In the first conveyance change control, a sheet conveyance device of a target unit is changed to a relay conveyance state, and the sheet conveyance device of another coupled unit that is present downstream of the target unit in a main conveyance direction is changed to a stack conveyance state. In the second conveyance change control, the sheet conveyance device of another coupled unit that is present upstream in the main conveyance direction is changed to the stack conveyance state. In the retraction control, a lift mechanism of the target unit is caused to execute a mount operation by which a stack tray is moved down to a mount position on a carriage portion.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: April 9, 2024
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Takeshi Matsuo
  • Patent number: 11833468
    Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: December 5, 2023
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Manabu Tanaka, Takeshi Matsuo, Takayuki Aoshima
  • Patent number: 11628395
    Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: April 18, 2023
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Manabu Tanaka, Takeshi Matsuo, Takayuki Aoshima
  • Publication number: 20230027853
    Abstract: A control device executes: either a first conveyance change control or a second conveyance change control; and a retraction control when an operation device receives an interruption operation during execution of a specified number stack control. In the first conveyance change control, a sheet conveyance device of a target unit is changed to a relay conveyance state, and the sheet conveyance device of another coupled unit that is present downstream of the target unit in a main conveyance direction is changed to a stack conveyance state. In the second conveyance change control, the sheet conveyance device of another coupled unit that is present upstream in the main conveyance direction is changed to the stack conveyance state. In the retraction control, a lift mechanism of the target unit is caused to execute a mount operation by which a stack tray is moved down to a mount position on a carriage portion.
    Type: Application
    Filed: September 24, 2020
    Publication date: January 26, 2023
    Inventor: Takeshi Matsuo
  • Publication number: 20220288529
    Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.
    Type: Application
    Filed: June 2, 2022
    Publication date: September 15, 2022
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Manabu TANAKA, Takeshi MATSUO, Takayuki AOSHIMA
  • Patent number: 11352309
    Abstract: Provided is a catalyst including a metal component including a first component that is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst. It is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing side reactions.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: June 7, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Takeshi Matsuo, Yumiko Yoshikawa, Takayuki Aoshima
  • Publication number: 20220131174
    Abstract: A fuel cell module comprises: at least one cell stack including a plurality of single fuel cells supplied with a fuel gas and an oxidizing gas to generate power; a sealable housing accommodating the at least one cell stack and forming a power generation chamber inside the housing; a pressure vessel accommodating the housing; and an oxidizing gas supply pipe for supplying the oxidizing gas to the cell stack. At least one pressure equalizing opening is formed in the housing to allow communication between inside and outside of the housing. The at least one pressure equalizing opening includes only one pressure equalizing opening, or a plurality of pressure equalizing openings in which a distance between a pressure equalizing opening in the highest position and a pressure equalizing opening in the lowest position is within 0.1H, where H is a height of the housing.
    Type: Application
    Filed: February 14, 2020
    Publication date: April 28, 2022
    Inventors: Daigo KOBAYASHI, Hiroyuki OZAWA, Masahiro MIHARA, Ryutaro MORI, Takeshi MATSUO, Norihisa MATAKE
  • Publication number: 20210253505
    Abstract: Provided is a catalyst including a metal component including a first component that, is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst, it is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing 3ide reactions.
    Type: Application
    Filed: April 22, 2021
    Publication date: August 19, 2021
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Takeshi MATSUO, Yumiko YOSHIKAWA, Takayuki AOSHIMA
  • Patent number: 11084025
    Abstract: Provided is a method for producing an inexpensive, high-performance AEI type zeolite and an AEI type zeolite having a Si/Al ratio of 6.5 or less and an acidity of 1.2 mmol/g or more and 3.0 mmol/g or less, by using neither an expensive Y type zeolite as a raw material nor dangerous hydrofluoric acid. The method for producing an AEI type zeolite having a Si/Al ratio of 50 or less includes: preparing a mixture including a silicon atom material, an aluminum atom material, an alkali metal atom material, an organic structure-directing agent, and water; and performing hydrothermal synthesis of the obtained mixture, in which a compound having a Si content of 20% by weight or less and containing aluminum is used as the aluminum atom material; and the mixture includes a zeolite having a framework density of 14 T/1000 ?3 or more in an amount of 0.1% by weight or more with respect to SiO2 assuming that all Si atoms in the mixture are formed in SiO2.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: August 10, 2021
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Manabu Tanaka, Takahiko Takewaki, Takeshi Matsuo, Masahiro Hara
  • Patent number: 11089702
    Abstract: The metallic case of a power conversion apparatus includes a casing having a side wall, as well as an upper case and a lower case, a first area being formed between a cooling jacket provided at the inner periphery of the side wall and the lower case, the metal base plate dividing the first area between the cooling jacket and the upper case into a lower side second area and an upper side third area, first and second power modules being fastened to a top surface and a capacitor module being provided in the first area, driving circuits that drive inverter circuits of the power modules respectively being provided in the second area, and a control circuit that controls the driver circuits being provided in the third area.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: August 10, 2021
    Assignee: Hitachi, Ltd.
    Inventors: Kinya Nakatsu, Hideyo Suzuki, Fusanori Nishikimi, Takeshi Matsuo, Toshiya Satou
  • Publication number: 20210238113
    Abstract: Provided is a catalyst including a metal component including a first component that is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst. It is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing side reactions.
    Type: Application
    Filed: April 22, 2021
    Publication date: August 5, 2021
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Takeshi MATSUO, Yumiko YOSHIKAWA, Takayuki AOSHIMA
  • Patent number: 11014862
    Abstract: Provided is a catalyst including a metal component including a first component that is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst. It is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing side reactions.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: May 25, 2021
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Takeshi Matsuo, Yumiko Yoshikawa, Takayuki Aoshima
  • Publication number: 20210138393
    Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.
    Type: Application
    Filed: January 21, 2021
    Publication date: May 13, 2021
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: MANABU TANAKA, Takeshi Matsuo, Takayuki Aoshima
  • Publication number: 20210139398
    Abstract: An alcohol production method in which an alcohol is produced from a carbonyl compound, the method including producing an alcohol by using a catalyst, the catalyst including a metal component including rhenium having an average valence of 4 or less and a carrier supporting the metal component, the carrier including zirconium oxide. A catalyst for producing an alcohol by hydrogenation of a carbonyl compound, the catalyst including a carrier including zirconium oxide and a metal component supported on the carrier, the metal component including rhenium having an average valence of 4 or less.
    Type: Application
    Filed: January 21, 2021
    Publication date: May 13, 2021
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Takeshi MATSUO, Yumiko YOSHIKAWA, Naoyuki SAKAMOTO, Takayuki AOSHIMA
  • Patent number: 10946333
    Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: March 16, 2021
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Manabu Tanaka, Takeshi Matsuo, Takayuki Aoshima