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: 20240110293Abstract: 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: ApplicationFiled: March 16, 2023Publication date: April 4, 2024Applicants: KABUSHIKI KAISHA TOSHIBA, The University of TokyoInventors: Jun TAMURA, Ryota KITAGAWA, Koji MIZUGUCHI, Yoshitsune SUGANO, Yoshiaki NISHIBAYASHI, Kazuya ARASHIBA
-
Publication number: 20240092645Abstract: 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: ApplicationFiled: November 21, 2023Publication date: March 21, 2024Applicant: FUJIFILM Business Innovation Corp.Inventors: Yuka Zenitani, Koji Sasaki, Sakae Takeuchi, Yoshifumi Eri, Takahiro Mizuguchi
-
Publication number: 20230356172Abstract: 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: ApplicationFiled: May 25, 2023Publication date: November 9, 2023Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Koji MIZUGUCHI, Satoshi MIKOSHIBA, Ryota KITAGAWA, Takehiko MURAMATSU
-
Patent number: 11701631Abstract: 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: GrantFiled: August 31, 2021Date of Patent: July 18, 2023Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Koji Mizuguchi, Satoshi Mikoshiba, Ryota Kitagawa, Takehiko Muramatsu
-
Publication number: 20230187099Abstract: 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: ApplicationFiled: February 9, 2023Publication date: June 15, 2023Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Naomi SHIDA, Katsuyuki NAITO, Koji MIZUGUCHI, Yutaka SAITA
-
Publication number: 20220414588Abstract: 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: ApplicationFiled: November 13, 2020Publication date: December 29, 2022Applicant: NEC CorporationInventor: Koji MIZUGUCHI
-
Patent number: 11532382Abstract: 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: GrantFiled: September 10, 2020Date of Patent: December 20, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hirohisa Miyamoto, Yasushi Shinjo, Reiko Yoshimura, Koji Mizuguchi, Yoshiyuki Kokojima
-
Publication number: 20220297077Abstract: 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: ApplicationFiled: August 31, 2021Publication date: September 22, 2022Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Koji MIZUGUCHI, Satoshi MIKOSHIBA, Ryota KITAGAWA, Takehiko MURAMATSU
-
Publication number: 20220149299Abstract: 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: ApplicationFiled: August 17, 2021Publication date: May 12, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Shunsuke SHIMO, Shigehiko MORI, Kenji TODORI, Koji MIZUGUCHI
-
Publication number: 20220081784Abstract: 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: ApplicationFiled: February 25, 2021Publication date: March 17, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ryota KITAGAWA, Satoshi MIKOSHIBA, Koji MIZUGUCHI
-
Publication number: 20210395902Abstract: 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 soType: ApplicationFiled: September 3, 2021Publication date: December 23, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Jun TAMURA, Satoshi MIKOSHIBA, Ryota KITAGAWA, Yoshitsune SUGANO, Koji MIZUGUCHI
-
Publication number: 20210134397Abstract: 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: ApplicationFiled: September 10, 2020Publication date: May 6, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hirohisa MIYAMOTO, Yasushi SHINJO, Reiko YOSHIMURA, Koji MIZUGUCHI, Yoshiyuki KOKOJIMA
-
Patent number: 10707396Abstract: 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: GrantFiled: February 26, 2018Date of Patent: July 7, 2020Assignee: Kabushiki Kaisha ToshibaInventors: Shigeya Kimura, Koji Mizuguchi
-
Patent number: 10629316Abstract: 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: GrantFiled: March 22, 2016Date of Patent: April 21, 2020Assignee: RIKENInventors: Reiko Fujita, Hideaki Otsu, Teiichiro Matsuzaki, Hiroyoshi Sakurai, Susumu Shimoura, Koji Mizuguchi, Hiroyuki Oigawa, Masaki Ozawa, Koji Nitta
-
Patent number: 10323330Abstract: 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: GrantFiled: September 6, 2017Date of Patent: June 18, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Yuya Takahashi, Koji Mizuguchi, Reiko Fujita, Hitoshi Nakamura, Shohei Kanamura, Naoki Kishimoto, Yoshikazu Matsubayashi, Takashi Oomori
-
Patent number: 10301724Abstract: 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: GrantFiled: March 8, 2017Date of Patent: May 28, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Koji Mizuguchi, Shuichi Uchikoga, Hideyuki Tsuji, Satoshi Mikoshiba, Akihiko Ono
-
Publication number: 20180337317Abstract: 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: ApplicationFiled: February 26, 2018Publication date: November 22, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Shigeya KIMURA, Koji MIZUGUCHI
-
Publication number: 20180080130Abstract: 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: ApplicationFiled: March 8, 2017Publication date: March 22, 2018Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Koji MIZUGUCHI, Shuichi UCHIKOGA, Hideyuki TSUJI, Satoshi MIKOSHIBA, Akihiko ONO
-
Publication number: 20180051381Abstract: 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: ApplicationFiled: September 6, 2017Publication date: February 22, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Yuya TAKAHASHI, Koji MIZUGUCHI, Reiko FUJITA, Hitoshi NAKAMURA, Shohei KANAMURA, Naoki KISHIMOTO, Yoshikazu MATSUBAYASHI, Takashi OOMORI
-
Publication number: 20180047473Abstract: 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: ApplicationFiled: March 22, 2016Publication date: February 15, 2018Inventors: Reiko FUJITA, Hideaki OTSU, Teiichiro MATSUZAKI, Hiroyoshi SAKURAI, Susumu SHIMOURA, Koji MIZUGUCHI, Hiroyuki OIGAWA, Masaki OZAWA, Koji NITTA