Patents by Inventor Osamu Sakamoto
Osamu Sakamoto 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: 20250172569Abstract: A method for quantifying an antigen or antibody, the method using a sensor including two chambers separated by a partition wall and communicating with each other through a pore, and an electrode in each of the two chambers; the method including: preparing a known measurement target sample by mixing: antibody-modified particles having an antibody that specifically binds to the antigen attached to a particle surface, or antigen-modified particles having an antigen that specifically binds to the antibody attached to a particle surface, a first electrolyte solution, and a known sample having a known concentration of the antigen or the antibody, wherein the antigen or the antibody is contained at a first concentration, and the antibody-modified particles or the antigen-modified particles are contained at a second concentration, respectively; filling one of two chambers of a first sensor with the known measurement target sample; filling the other of the two chambers of the first sensor with a second electrolyType: ApplicationFiled: April 28, 2023Publication date: May 29, 2025Inventors: Norihiko Naono, Osamu Sakamoto, Hiroyasu Takei
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Publication number: 20250043747Abstract: A Stirling engine includes: the thermosiphon that accommodates the heating medium receiving heat from a heat source; and an engine unit that has a body accommodating working gas. A heater that gives heat to the working gas by the heating medium is arranged in the body. The Stirling engine includes an engine controller that executes control for increasing an absorbed amount of thermal energy from the heating medium when at least one of the pressure and the temperature of the heating medium exceeds a predetermined value.Type: ApplicationFiled: July 31, 2024Publication date: February 6, 2025Applicant: Yanmar Holdings Co., Ltd.Inventors: Kazuyuki KODA, Masato KITAZAKI, Jiro FUKUDOME, Osamu SAKAMOTO, Nobu KOBAYASHI
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Patent number: 11976609Abstract: A Stirling engine includes an engine main body including at least an engine unit and a cooler heat exchanger, and a heater structure including at least a heater heat exchanger. The engine main body and the heater structure have separate structures, and the engine main body and the heater structure are connected via a coupling pipe portion.Type: GrantFiled: November 7, 2022Date of Patent: May 7, 2024Assignee: YANMAR HOLDINGS CO., LTD.Inventors: Masato Kitazaki, Toru Yoshizuka, Osamu Sakamoto, Taeko Tahara
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Publication number: 20230142663Abstract: A Stirling engine includes an engine main body including at least an engine unit and a cooler heat exchanger, and a heater structure including at least a heater heat exchanger. The engine main body and the heater structure have separate structures, and the engine main body and the heater structure are connected via a coupling pipe portion.Type: ApplicationFiled: November 7, 2022Publication date: May 11, 2023Applicant: Yanmar Holdings Co., Ltd.Inventors: Masato KITAZAKI, Toru Yoshizuka, Osamu Sakamoto, Taeko Tahara
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Publication number: 20230147340Abstract: A Stirling engine including a crosshead mechanism includes a low-pressure space and a high-pressure space. In the high-pressure space, a piston is driven by a heating/cooling cycle of a working fluid. The low-pressure space accommodates a crosshead portion connected to the piston via a piston rod, and a crank mechanism that rotates a crankshaft along with movement of the crosshead portion. A high-pressure gas seal in which a lip angle of a seal lip on the high-pressure side is smaller than that on the low-pressure side is provided around the piston rod at a partition between the low-pressure space and the high-pressure space.Type: ApplicationFiled: November 7, 2022Publication date: May 11, 2023Applicant: Yanmar Holdings Co., Ltd.Inventors: Masato KITAZAKI, Toru YOSHIZUKA, Osamu SAKAMOTO
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Patent number: 11572614Abstract: The multi-chamber heat treatment device includes intermediate conveyors connected together, each treatment conveyor of the intermediate conveyors is attached with a treater that applies predetermined heat treatment to a treatment object and conveys the treatment object to the treater, and each treater is either one of a main treater that applies main treatment to the treatment object, a preheater that applies preheating treatment to the treatment object before the main treatment, and a cooler that applies cooling treatment to the treatment object after the main treatment.Type: GrantFiled: November 27, 2019Date of Patent: February 7, 2023Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Osamu Sakamoto, Ichiro Nakamoto, Takuma Yoshida
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Patent number: 10676858Abstract: The present disclosure provides a drying chamber (condenser) including a container having a steam intake opening, the condenser liquefying steam taken from the steam intake opening into the container, and the drying chamber including a cooling pipe which is disposed in the container and through which coolant circulates.Type: GrantFiled: November 22, 2016Date of Patent: June 9, 2020Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Publication number: 20200095667Abstract: The multi-chamber heat treatment device includes intermediate conveyors connected together, each treatment conveyor of the intermediate conveyors is attached with a treater that applies predetermined heat treatment to a treatment object and conveys the treatment object to the treater, and each treater is either one of a main treater that applies main treatment to the treatment object, a preheater that applies preheating treatment to the treatment object before the main treatment, and a cooler that applies cooling treatment to the treatment object after the main treatment.Type: ApplicationFiled: November 27, 2019Publication date: March 26, 2020Applicants: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Osamu SAKAMOTO, Ichiro NAKAMOTO, Takuma YOSHIDA
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Patent number: 10323315Abstract: A carburizing device includes a furnace body that performs heat treatment on a treatment object to perform carburization treatment on the treatment object, in which: a heater configured to perform heat treatment on the treatment object is provided upright in a vertical direction within the furnace body; a gas supply section configured to supply a gas for burnout toward the heater is provided at a lower end part of the heater; the heater is inserted through a protective tube provided upright in the vertical direction; and the gas supply section is configured to supply the gas for burnout to between the protective tube and the heater.Type: GrantFiled: October 7, 2016Date of Patent: June 18, 2019Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Patent number: 10118204Abstract: A cleaning apparatus includes: a cleaning chamber that accommodates an object to be cleaned; a drying chamber connected to the cleaning chamber; a connecting member connecting a first opening provided in the cleaning chamber and a second opening provided in the drying chamber; a valve element positioned inside the cleaning chamber and facing the first opening; a valve seat facing the valve element; and an actuator that drives the valve element.Type: GrantFiled: November 16, 2016Date of Patent: November 6, 2018Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Patent number: 9926621Abstract: A carburizing device is configured to perform a carburizing treatment on a treatment target, and includes a furnace body, an insulating container provided inside the furnace body, a furnace bed provided inside the insulating container and on which the treatment target is mounted, and a heat source provided inside the insulating container, in which at least surfaces of main components of the furnace bed, the heat source and the insulating container are made of a ceramic material.Type: GrantFiled: July 6, 2016Date of Patent: March 27, 2018Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Publication number: 20170073879Abstract: The present disclosure provides a drying chamber (condenser) including a container having a steam intake opening, the condenser liquefying steam taken from the steam intake opening into the container, and the drying chamber including a cooling pipe which is disposed in the container and through which coolant circulates.Type: ApplicationFiled: November 22, 2016Publication date: March 16, 2017Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Publication number: 20170056937Abstract: A cleaning apparatus includes: a cleaning chamber that accommodates an object to be cleaned; a drying chamber connected to the cleaning chamber; a connecting member connecting a first opening provided in the cleaning chamber and a second opening provided in the drying chamber; a valve element positioned inside the cleaning chamber and facing the first opening; a valve seat facing the valve element; and an actuator that drives the valve element.Type: ApplicationFiled: November 16, 2016Publication date: March 2, 2017Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Publication number: 20170022596Abstract: A carburizing device includes a furnace body that performs heat treatment on a treatment object to perform carburization treatment on the treatment object, in which: a heater configured to perform heat treatment on the treatment object is provided upright in a vertical direction within the furnace body; a gas supply section configured to supply a gas for burnout toward the heater is provided at a lower end part of the heater; the heater is inserted through a protective tube provided upright in the vertical direction; and the gas supply section is configured to supply the gas for burnout to between the protective tube and the heater.Type: ApplicationFiled: October 7, 2016Publication date: January 26, 2017Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Publication number: 20160312352Abstract: A carburizing device is configured to perform a carburizing treatment on a treatment target, and includes a furnace body, an insulating container provided inside the furnace body, a furnace bed provided inside the insulating container and on which the treatment target is mounted, and a heat source provided inside the insulating container, in which at least surfaces of main components of the furnace bed, the heat source and the insulating container are made of a ceramic material.Type: ApplicationFiled: July 6, 2016Publication date: October 27, 2016Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Patent number: 9097206Abstract: The present invention provides a Stirling engine capable of effectively recovering heat from exhaust gas flowing through a flue 42, and capable of connecting a heating portion 10 and a regeneration portion 5 with each other through an operation gas tube without providing a flow passage separating portion 110, and as the removing mode, number of revolutions of the Stirling engine is reduced, an operation of the Stirling engine is stopped, an amount of generated electricity at the Stirling engine is reduced, or the Stirling engine is reversely rotated.Type: GrantFiled: December 9, 2010Date of Patent: August 4, 2015Assignee: ESTIR CO., LTD.Inventors: Teruyuki Akazawa, Tsutomu Nakatsuka, Taeko Tahara, Osamu Sakamoto
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Patent number: 8899037Abstract: The present invention provides a Stirling engine capable of effectively recovering heat from exhaust gas flowing through a flue, and connecting a heating portion 10 and a regeneration portion 5 with each other through an operation gas tube without providing a flow passage separating portion 110, and the heating portion 10 includes a heating portion head 10a and a heat-transfer tube group, the heating portion head 10a includes first through holes 30R and second through holes 30S, the first through holes 30R are formed closer to a center region of the heating portion head 10a as compared with the second through holes 30S, one ends of U-shaped tubes are mounted in the first through holes 30R and the other ends of them are mounted in the second through holes 30S, and parallel exhaust gas flow passages is formed between the U-shaped tubes.Type: GrantFiled: December 9, 2010Date of Patent: December 2, 2014Assignee: Estir Co., Ltd.Inventors: Teruyuki Akazawa, Tsutomu Nakatsuka, Taeko Tahara, Osamu Sakamoto
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Patent number: 8707738Abstract: A glass-melting furnace, which suppresses the effect of exhaust gas on molten glass quality, a process for producing molten glass, and a process and apparatus for producing glass products. The glass-melting furnace containing: a raw glass material particle feed portion disposed downwardly at a furnace wall portion in an upper portion of the glass-melting furnace; a heating unit provided under the feed portion, which forms a gas phase portion for converting raw glass material particles into liquid glass particles; a flue inlet disposed on the upstream side of the gas phase portion in a flow direction of the molten glass liquid; a furnace-bottom portion, which accumulates the liquid glass particles that produce the molten glass liquid; and a discharge portion, which discharges the molten glass liquid.Type: GrantFiled: February 15, 2012Date of Patent: April 29, 2014Assignee: Asahi Glass Company, LimitedInventors: Osamu Sakamoto, Chikao Tanaka, Seiji Miyazaki, Satoru Ohkawa
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Patent number: 8573007Abstract: The present invention provides a process for producing a molten glass which can produce a molten glass having a good quality, a glass-melting furnace, a process for producing glass products and an apparatus for producing glass products. While an oxygen combustion burner 20 is rotated by a motor 38, glass raw material particles (not shown) are dropped into a high-temperature gas phase atmosphere produced by a flame F of the oxygen combustion burner 20, to be changed into liquid glass particles. By rotation of an outlet (nozzle) of the oxygen combustion burner 20, the falling position of the liquid glass particles 26, changes with time. Accordingly, generation of bubbles caused by continuous fall of the liquid glass particles in a particular position on a molten glass liquid surface is prevented. Accordingly, it is possible to produce a molten glass having a good quality with few bubbles.Type: GrantFiled: February 10, 2012Date of Patent: November 5, 2013Assignee: Asahi Glass Company, LimitedInventors: Osamu Sakamoto, Chikao Tanaka, Seiji Miyazaki, Satoru Ohkawa, Takahiro Murakami
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Patent number: 8556759Abstract: A hydraulic pressure control apparatus includes frictional engagement elements which include a multiple use frictional engagement element applied in common when a first speed stage of the D range, the R range, the P position, and the N range are selected, a first hydraulic pressure supply source for engaging the multiple use frictional engagement element, a second hydraulic pressure supply source for engaging the multiple use frictional engagement element, and a switching mechanism switching a first state where a pressure is supplied from the first hydraulic pressure supply source when the P position or the N range is selected and a second state where the engaging hydraulic pressure is supplied from the second hydraulic pressure supply when the D range or the R range is selected. The switching mechanism switches the first state and the second state in accordance with a level of pressures outputted from a range selector valve.Type: GrantFiled: September 29, 2010Date of Patent: October 15, 2013Assignee: Aisin Seiki Kabushiki KaishaInventor: Osamu Sakamoto