Patents by Inventor Koji Mizuguchi

Koji Mizuguchi 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: 20240110293
    Abstract: An ammonia manufacturing apparatus of an embodiment includes: an electrochemical reaction cell including: a first reaction tank in which a reduction electrode is arranged and gaseous nitrogen is supplied; a second reaction tank in which an oxidation electrode is arranged and an electrolytic solution containing water or water vapor is supplied; and a diaphragm provided between the first reaction tank and the second reaction tank. In the ammonia manufacturing apparatus of the embodiment, the reduction electrode includes a reduction catalyst that reduces nitrogen to produce ammonia, a porous carbon material that supports the reduction catalyst, and an organic polymer material that binds the porous carbon material. The porous carbon material has pores with a BET average pore size of 1 nm or more and 15 nm or less.
    Type: Application
    Filed: March 16, 2023
    Publication date: April 4, 2024
    Applicants: KABUSHIKI KAISHA TOSHIBA, The University of Tokyo
    Inventors: Jun TAMURA, Ryota KITAGAWA, Koji MIZUGUCHI, Yoshitsune SUGANO, Yoshiaki NISHIBAYASHI, Kazuya ARASHIBA
  • Publication number: 20240092645
    Abstract: A silica particle includes: a quaternary ammonium salt, in which the following expressions are satisfied, 0.90?FBEFORE/FAFTER?1.10, and 5?FSINTERING/FBEFORE?20, in which FBEFORE represents a maximum frequency value of a pore diameter of 2 nm or less in the silica particles before washing, which is obtained from a pore distribution curve in a nitrogen gas adsorption method, FAFTER represents a maximum frequency value of the pore diameter of 2 nm or less in the silica particles after washing, which is obtained from the pore distribution curve in the nitrogen gas adsorption method, and FSINTERING represents a maximum frequency value of the pore diameter of 2 nm or less in the silica particles before washing and after sintering at 600° C., which is obtained from the pore distribution curve in the nitrogen gas adsorption method.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 21, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Yuka Zenitani, Koji Sasaki, Sakae Takeuchi, Yoshifumi Eri, Takahiro Mizuguchi
  • Publication number: 20230356172
    Abstract: A carbon compound manufacturing system includes: a recovery unit; a conversion unit; a synthesis unit; a first flow path to supply the supply gas to the recovery unit; a second flow path connecting the recovery and the conversion units; a third flow path connecting the conversion and the synthesis units; at least one of first to third detectors to respectively measure a flow rate of the supply gas flowing through the first flow path to generate a first data signal, a flow rate of the carbon dioxide flowing through the second flow path to generate a second data signal, and a value of voltage or current to the conversion unit to generate a third data signal; and an integration controller to collate at least one data of the first to third data signals with a corresponding plan data to generate at least one of first to third control signals.
    Type: Application
    Filed: May 25, 2023
    Publication date: November 9, 2023
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Koji MIZUGUCHI, Satoshi MIKOSHIBA, Ryota KITAGAWA, Takehiko MURAMATSU
  • Patent number: 11701631
    Abstract: A carbon compound manufacturing system includes: a recovery unit; a conversion unit; a synthesis unit; a first flow path to supply the supply gas to the recovery unit; a second flow path connecting the recovery and the conversion units; a third flow path connecting the conversion and the synthesis units; at least one of first to third detectors to respectively measure a flow rate of the supply gas flowing through the first flow path to generate a first data signal, a flow rate of the carbon dioxide flowing through the second flow path to generate a second data signal, and a value of voltage or current to the conversion unit to generate a third data signal; and an integration controller to collate at least one data of the first to third data signals with a corresponding plan data to generate at least one of first to third control signals.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: July 18, 2023
    Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Koji Mizuguchi, Satoshi Mikoshiba, Ryota Kitagawa, Takehiko Muramatsu
  • Publication number: 20230187099
    Abstract: According to one embodiment, According to one embodiment of the invention, a conductive member includes a first layer including a metal nanowire, a second layer including a polythiophene member, and a third layer including a graphene member including a graphene skeleton. The second layer is provided between the metal nanowire and the third layer.
    Type: Application
    Filed: February 9, 2023
    Publication date: June 15, 2023
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Naomi SHIDA, Katsuyuki NAITO, Koji MIZUGUCHI, Yutaka SAITA
  • Publication number: 20220414588
    Abstract: A transaction management apparatus (100) includes an acquisition unit (102) that acquires, for a same piece of merchandise, a supply condition of each of a plurality of suppliers, a sales condition of each of a plurality of customers, and a transport condition of each of a plurality of transport means; and a determination unit (104) that determines, for each transaction, a transaction content including a supply quantity of the supplier, a loading quantity of the transport means for each loading location, and an unloading quantity of the transport means for each unloading location in such a way that a total profit from a plurality of transactions of the merchandise between a plurality of the suppliers and a plurality of the customers is optimized by using a plurality of the acquired supply conditions, a plurality of the acquired sales conditions, and a plurality of the acquired transport conditions.
    Type: Application
    Filed: November 13, 2020
    Publication date: December 29, 2022
    Applicant: NEC Corporation
    Inventor: Koji MIZUGUCHI
  • Patent number: 11532382
    Abstract: According to one embodiment, an information processing apparatus comprises a processor. The processor is configured to receive a first number of outputs from the first number of sensors mutually different in response to an odor, obtain a second number of indicators by using the first number of outputs from the first number of sensors, the second number being larger than the first number, obtain the second number of indicator values by using the first number of outputs and the second number of indicators, and discriminate the odor based on the second number of indicator values.
    Type: Grant
    Filed: September 10, 2020
    Date of Patent: December 20, 2022
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hirohisa Miyamoto, Yasushi Shinjo, Reiko Yoshimura, Koji Mizuguchi, Yoshiyuki Kokojima
  • Publication number: 20220297077
    Abstract: A carbon compound manufacturing system includes: a recovery unit; a conversion unit; a synthesis unit; a first flow path to supply the supply gas to the recovery unit; a second flow path connecting the recovery and the conversion units; a third flow path connecting the conversion and the synthesis units; at least one of first to third detectors to respectively measure a flow rate of the supply gas flowing through the first flow path to generate a first data signal, a flow rate of the carbon dioxide flowing through the second flow path to generate a second data signal, and a value of voltage or current to the conversion unit to generate a third data signal; and an integration controller to collate at least one data of the first to third data signals with a corresponding plan data to generate at least one of first to third control signals.
    Type: Application
    Filed: August 31, 2021
    Publication date: September 22, 2022
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Koji MIZUGUCHI, Satoshi MIKOSHIBA, Ryota KITAGAWA, Takehiko MURAMATSU
  • Publication number: 20220149299
    Abstract: According to one embodiment, a photoelectric conversion element includes a first conductive layer, a second conductive layer, and a photoelectric conversion layer located between the first conductive layer and the second conductive layer. The photoelectric conversion layer includes a perovskite compound and a first compound. The first compound includes at least one selected from the group consisting of a pyrrolidone derivative, a urea derivative, an imidazole derivative, a pyridine derivative, and a diamine derivative.
    Type: Application
    Filed: August 17, 2021
    Publication date: May 12, 2022
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Shunsuke SHIMO, Shigehiko MORI, Kenji TODORI, Koji MIZUGUCHI
  • Publication number: 20220081784
    Abstract: A chemical reaction system has: an electrochemical reaction device including a cathode configured to reduce carbon dioxide and thus generate a carbon compound, an anode configured to oxidize water and thus generate oxygen, a cathode flow path facing the cathode, an anode flow path facing the anode, and a separator between the anode and the cathode; and a dehydrogenation device configured to remove hydrogen from a first fluid introduced from the cathode flow path, the first fluid containing the hydrogen and the carbon compound, and the hydrogen being removed using oxygen.
    Type: Application
    Filed: February 25, 2021
    Publication date: March 17, 2022
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ryota KITAGAWA, Satoshi MIKOSHIBA, Koji MIZUGUCHI
  • Publication number: 20210395902
    Abstract: An ammonia manufacturing apparatus includes: an electrochemical reaction unit including a first electrolytic bath for accommodating a first electrolytic solution, an oxidation electrode disposed in the first electrolytic bath, a second electrolytic bath for accommodating a second electrolytic solution containing nitrogen, an ammonia producing catalyst, and a reducing agent, a reduction electrode disposed in the second electrolytic bath, and a diaphragm, and configured to reduce nitrogen by the ammonia producing catalyst and the reducing agent in the second electrolytic bath to produce ammonia, and reduce the reducing agent oxidized due to the production of ammonia, at the reduction electrode by connecting the oxidation electrode and the reduction electrode to a power supply; a nitrogen supply unit including a nitrogen supply part for dissolving nitrogen in the second electrolytic solution; and an ammonia separation unit including a separation part configured to separate ammonia from the second electrolytic so
    Type: Application
    Filed: September 3, 2021
    Publication date: December 23, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Jun TAMURA, Satoshi MIKOSHIBA, Ryota KITAGAWA, Yoshitsune SUGANO, Koji MIZUGUCHI
  • Publication number: 20210134397
    Abstract: According to one embodiment, an information processing apparatus comprises a processor. The processor is configured to receive a first number of outputs from the first number of sensors mutually different in response to an odor, obtain a second number of indicators by using the first number of outputs from the first number of sensors, the second number being larger than the first number, obtain the second number of indicator values by using the first number of outputs and the second number of indicators, and discriminate the odor based on the second number of indicator values.
    Type: Application
    Filed: September 10, 2020
    Publication date: May 6, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hirohisa MIYAMOTO, Yasushi SHINJO, Reiko YOSHIMURA, Koji MIZUGUCHI, Yoshiyuki KOKOJIMA
  • Patent number: 10707396
    Abstract: According to one embodiment, a power generation element includes a first conductive layer, a second conductive layer, a first member, and a second member. The first member includes a first crystal and is provided between the first conductive layer and the second conductive layer. The first crystal has a wurtzite structure. The second member is separated from the first member and is provided between the first member and the second conductive layer. A <000-1> direction of the first crystal has a component from the first member toward the second member.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: July 7, 2020
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Shigeya Kimura, Koji Mizuguchi
  • Patent number: 10629316
    Abstract: Provided is a fission product processing method for selectively transmuting only a long-lived radionuclide from fission products. The method for processing radioactive waste includes the step of extracting, from the radioactive waste, the isotopes without isotope separation, the isotope elements including radionuclides of fission products and having a common atomic number, and the step of irradiating the isotopes with high-energy particles generated by an accelerator to produce nuclear transmutation of a long-lived radionuclide of the radionuclides into a short-lived radionuclide with a short half-life or a stable nuclide re-utilizable as a resource.
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: April 21, 2020
    Assignee: RIKEN
    Inventors: Reiko Fujita, Hideaki Otsu, Teiichiro Matsuzaki, Hiroyoshi Sakurai, Susumu Shimoura, Koji Mizuguchi, Hiroyuki Oigawa, Masaki Ozawa, Koji Nitta
  • Patent number: 10323330
    Abstract: According to an embodiment, a nuclear fuel material recovery method of recovering a nuclear fuel material containing thorium metal by reprocessing an oxide of a nuclear fuel material containing thorium oxide in a spent fuel is provided. The method has: a first electrolytic reduction step of electrolytically reducing thorium oxide in a first molten salt of alkaline-earth metal halide; a first reduction product washing step of washing a reduction product; and a main electrolytic separation step of separating the reduction product. The first molten salt further contains alkali metal halide, and contains at least one out of a group consisting of calcium chloride, magnesium chloride, calcium fluoride and magnesium fluoride. The method may further has a second electrolytic reduction step of electrolytically reducing uranium oxide, plutonium oxide, and minor actinoid oxide in a second molten salt of alkali metal halide.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: June 18, 2019
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yuya Takahashi, Koji Mizuguchi, Reiko Fujita, Hitoshi Nakamura, Shohei Kanamura, Naoki Kishimoto, Yoshikazu Matsubayashi, Takashi Oomori
  • Patent number: 10301724
    Abstract: An electrochemical reaction device of an embodiment includes: an electrolytic solution tank; a first electrode in the first room; a second electrode in the second room; and a generator. The electrolytic solution tank includes a first room and a second room. The first room is capable of storing a first electrolytic solution containing a first substance including carbon dioxide. The second room is capable of storing a second electrolytic solution containing a second substance. The first electrode reduces the first substance. The second electrode oxidizes the second substance. The generator is electrically connected to the first and second electrodes. The first electrode includes a conductor having a flow path penetrating through the conductor.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: May 28, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Koji Mizuguchi, Shuichi Uchikoga, Hideyuki Tsuji, Satoshi Mikoshiba, Akihiko Ono
  • Publication number: 20180337317
    Abstract: According to one embodiment, a power generation element includes a first conductive layer, a second conductive layer, a first member, and a second member. The first member includes a first crystal and is provided between the first conductive layer and the second conductive layer. The first crystal has a wurtzite structure. The second member is separated from the first member and is provided between the first member and the second conductive layer. A<000-1> direction of the first crystal has a component from the first member toward the second member.
    Type: Application
    Filed: February 26, 2018
    Publication date: November 22, 2018
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Shigeya KIMURA, Koji MIZUGUCHI
  • Publication number: 20180080130
    Abstract: An electrochemical reaction device of an embodiment includes: an electrolytic solution tank; a first electrode in the first room; a second electrode in the second room; and a generator. The electrolytic solution tank includes a first room and a second room. The first room is capable of storing a first electrolytic solution containing a first substance including carbon dioxide. The second room is capable of storing a second electrolytic solution containing a second substance. The first electrode reduces the first substance. The second electrode oxidizes the second substance. The generator is electrically connected to the first and second electrodes. The first electrode includes a conductor having a flow path penetrating through the conductor.
    Type: Application
    Filed: March 8, 2017
    Publication date: March 22, 2018
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Koji MIZUGUCHI, Shuichi UCHIKOGA, Hideyuki TSUJI, Satoshi MIKOSHIBA, Akihiko ONO
  • Publication number: 20180051381
    Abstract: According to an embodiment, a nuclear fuel material recovery method of recovering a nuclear fuel material containing thorium metal by reprocessing an oxide of a nuclear fuel material containing thorium oxide in a spent fuel is provided. The method has: a first electrolytic reduction step of electrolytically reducing thorium oxide in a first molten salt of alkaline-earth metal halide; a first reduction product washing step of washing a reduction product; and a main electrolytic separation step of separating the reduction product. The first molten salt further contains alkali metal halide, and contains at least one out of a group consisting of calcium chloride, magnesium chloride, calcium fluoride and magnesium fluoride. The method may further has a second electrolytic reduction step of electrolytically reducing uranium oxide, plutonium oxide, and minor actinoid oxide in a second molten salt of alkali metal halide.
    Type: Application
    Filed: September 6, 2017
    Publication date: February 22, 2018
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Yuya TAKAHASHI, Koji MIZUGUCHI, Reiko FUJITA, Hitoshi NAKAMURA, Shohei KANAMURA, Naoki KISHIMOTO, Yoshikazu MATSUBAYASHI, Takashi OOMORI
  • Publication number: 20180047473
    Abstract: Provided is a fission product processing method for selectively transmuting only a long-lived radionuclide from fission products. The method for processing radioactive waste includes the step of extracting, from the radioactive waste, the isotopes without isotope separation, the isotope elements including radionuclides of fission products and having a common atomic number, and the step of irradiating the isotopes with high-energy particles generated by an accelerator to produce nuclear transmutation of a long-lived radionuclide of the radionuclides into a short-lived radionuclide with a short half-life or a stable nuclide re-utilizable as a resource.
    Type: Application
    Filed: March 22, 2016
    Publication date: February 15, 2018
    Inventors: Reiko FUJITA, Hideaki OTSU, Teiichiro MATSUZAKI, Hiroyoshi SAKURAI, Susumu SHIMOURA, Koji MIZUGUCHI, Hiroyuki OIGAWA, Masaki OZAWA, Koji NITTA