Patents by Inventor Mitsuhiro Matsuzawa
Mitsuhiro Matsuzawa 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: 20240134509Abstract: An input interface receives a trigger signal. A processor displays a first screen or a second screen on a display device based on the trigger signal. The first screen provides first medical information for each of a plurality of subjects. The second screen provides, for at least one of the plurality of subjects, second medical information that is not included in the first medical information.Type: ApplicationFiled: October 12, 2023Publication date: April 25, 2024Inventors: Daisuke Horiguchi, Wataru Matsuzawa, Mitsuhiro Oura, Haruo Fujimoto, Shinichi Sato, Masashi Sato
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Publication number: 20230390716Abstract: Provided is a technique for efficiently mixing a plurality of liquids by using only a single liquid feeding device. This liquid mixer comprises: a first inflow flow path into which a first liquid flows; a second inflow flow path into which a second liquid flows; a liquid merging part where the first liquid and the second liquid merge; an outflow flow path which is connected to the liquid merging part and through which the first liquid and the second liquid flow out; and a single liquid feeding device. The liquid merging part has a first flow path connected to the first inflow flow path, and a second flow path connected to the second inflow flow path, the first flow path branches into at least two flow paths, and the second flow path branches into at least two flow paths. One among the flow paths branched from the first flow path and one among the flow paths branched from the second flow path are connected and merged with each other.Type: ApplicationFiled: September 1, 2021Publication date: December 7, 2023Inventors: Mitsuhiro MATSUZAWA, Mariko MIYAZAKI, Yuichi IWASE, Takushi MIYAKAWA, Masafumi MIYAKE, Haruyoshi YAMAMOTO
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Patent number: 11185793Abstract: A solid-liquid separating method and system for separating a processing object into solid and liquid, is simplified by using fewer devices. A solid-liquid separating system includes a processing tank that houses a processing object, a first and a second heat exchanger, a material A supplying means, a collecting tank, a closed system including the first and second heat exchangers, a compressor, and an expansion valve, and a material B that circulates while a state is changed in this system. A material A that is gaseous at normal temperature and normal pressure, can dissolve oil when liquefied, and does not dissolve water is gasified in the first heat exchanger while being separated from the oil, is liquefied in the second heat exchanger, and the liquefied material A is supplied to the processing tank by the material A supplying means. The oil is collected in the tank from the first heat exchanger.Type: GrantFiled: April 13, 2018Date of Patent: November 30, 2021Assignee: HITACHI, LTD.Inventors: Tadashi Sano, Mitsuhiro Matsuzawa, Sachio Sekiya
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Patent number: 10907601Abstract: A fuel injection valve includes a valve seat, a valve element, and a plurality of swirl fuel injection passages. The plurality of swirl fuel injection passages are divided into a first swirl fuel injection passage group that forms a first spray and a second swirl fuel injection passage group that forms a second spray that is oriented in a direction different from a first direction.Type: GrantFiled: January 20, 2017Date of Patent: February 2, 2021Assignee: Hitachi Automotive Systems, Ltd.Inventors: Mitsuhiro Matsuzawa, Kazuki Yoshimura, Eiji Ishii, Akihiro Yamazaki, Takahiro Saito, Nobuaki Kobayashi
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Patent number: 10876508Abstract: Provided is a fuel injection valve which can be easily processed and can realize sufficient atomization while suppressing spreading of spray.Type: GrantFiled: September 1, 2017Date of Patent: December 29, 2020Assignee: Hitachi Automotive Systems, Ltd.Inventors: Mitsuhiro Matsuzawa, Kazuki Yoshimura, Eiji Ishii, Akihiro Yamazaki, Takahiro Saito, Nobuaki Kobayashi
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Publication number: 20200400112Abstract: An object of the present invention is to provide a fuel injection valve that realizes atomization while suppressing spread of a spray. A fuel injection valve includes: a valve body and a valve seat that cooperate to open and close a fuel passage; a swirl imparting chamber that is arranged on a downstream side of an opening and closing portion of the fuel passage by the valve body and the valve seat, and imparts a swirling velocity to fuel; a communication passage arranged on an upstream side of the swirl imparting chamber and connected to the swirl imparting chamber; and fuel injection holes and that are open at a bottom surface of the swirl imparting chamber and injects fuel imparted with the swirling velocity in a swirl passage to an outside, the fuel injection holes and configured such that cross-sectional areas of the fuel injection holes and increase from the inlet to the outlet.Type: ApplicationFiled: September 25, 2018Publication date: December 24, 2020Inventors: Hiroshi MUKAI, Mitsuhiro MATSUZAWA, Akihiro YAMAZAKI, Masaki NAGAOKA, Takahiro SAITO, Eiji ISHII, Taisuke SUGII, Kazuki YOSHIMURA
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Publication number: 20200298142Abstract: A solid-liquid separating method and system for separating a processing object into solid and liquid, is simplified by using fewer devices. A solid-liquid separating system includes a processing tank that houses a processing object, a first and a second heat exchanger, a material A supplying means, a collecting tank, a closed system including the first and second heat exchangers, a compressor, and an expansion valve, and a material B that circulates while a state is changed in this system. A material A that is gaseous at normal temperature and normal pressure, can dissolve oil when liquefied, and does not dissolve water is gasified in the first heat exchanger while being separated from the oil, is liquefied in the second heat exchanger, and the liquefied material A is supplied to the processing tank by the material A supplying means. The oil is collected in the tank from the first heat exchanger.Type: ApplicationFiled: April 13, 2018Publication date: September 24, 2020Applicant: HITACHI, LTD.Inventors: Tadashi SANO, Mitsuhiro MATSUZAWA, Sachio SEKIYA
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Publication number: 20200182212Abstract: Provided is a fuel injection valve which can be easily processed and can realize sufficient atomization while suppressing spreading of spray.Type: ApplicationFiled: September 1, 2017Publication date: June 11, 2020Inventors: Mitsuhiro MATSUZAWA, Kazuki YOSHIMURA, Eiji ISHII, Akihiro YAMAZAKI, Takahiro SAITO, Nobuaki KOBAYASHI
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Patent number: 10646794Abstract: A solid-liquid separation device performs dehydration or deoiling from a treated object using a substance A that is a gas at normal temperature and pressure and is capable of dissolving water and oil when liquefied. The separation device includes a substance B that circulates while generating phase change in a closed system, a compressor that compresses the substance B, a first heat exchanger that condenses substance B and evaporates of the substance A, an expansion valve that decompresses the condensed substance B, a second heat exchanger that evaporates substance B and condenses substance A, and a treatment tank wherein substance A is mixed with the treated object, substance A is evaporated while separated from the liquid in the first heat exchanger, and condensed in the second heat exchanger. The center of gravity of the first heat exchanger is lower than the second heat exchanger in a vertical direction.Type: GrantFiled: January 23, 2015Date of Patent: May 12, 2020Assignee: Hitachi, Ltd.Inventors: Tadashi Sano, Mitsuhiro Matsuzawa, Sachio Sekiya, Yoko Kokugan
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Patent number: 10344726Abstract: The purpose of the present invention is to provide a fuel injection valve that can achieve sufficient atomization even if the spray angle is narrow.Type: GrantFiled: September 14, 2015Date of Patent: July 9, 2019Assignee: Hitachi Automotive Systems, Ltd.Inventors: Kazuki Yoshimura, Mitsuhiro Matsuzawa, Eiji Ishii, Akihiro Yamazaki, Takahiro Saito, Nobuaki Kobayashi
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Publication number: 20190170102Abstract: An object of the invention is to achieve sufficient atomization, while preventing a spray from spreading. A fuel injection valve includes a plurality of swirl fuel injection passages. Each of the swirl fuel injection passages includes a swirl chamber, a swirl chamber introduction passage, and an orifice and imparts a swirling force to fuel to thereby inject the fuel outside. A rectangular coordinate system is imagined on an imaginary plane. The rectangular coordinate system has a center of an inlet opening surface of the orifice as an origin and has an X-axis extending in parallel with a centerline of the swirl chamber introduction passage and being positive in a direction from an upstream side toward a downstream side of the swirl chamber introduction passage and a Y-axis extending perpendicularly to the X-axis and being positive in a direction away from the centerline.Type: ApplicationFiled: January 20, 2017Publication date: June 6, 2019Inventors: Mitsuhiro MATSUZAWA, Kazuki YOSHIMURA, Eiji ISHll, Akihiro YAMAZAKI, Takahiro SAITO, Nobuaki KOBAYASHI
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Patent number: 10245527Abstract: A solid-liquid separation device performs dehydration/deoiling from a mixture of water and/or oil and a solid. Substance A is capable of dissolving water and oil. The device includes substance B circulated while generating phase change in a closed system; a compressor; a first heat exchanger exchanging condensation heat of substance B and evaporation heat of substance A; a second heat exchanger exchanging evaporation heat of substance B and condensation heat of substance A; and a treatment tank for mixing substance A with an object to be treated; substance A having been evaporated while separated from the water or the oil in the first heat exchanger, and condensed in the second heat exchanger. The first heat exchanger is lower than the treatment tank in a vertical direction, and a connection port of the first heat exchanger and a lower portion of the treatment tank are connected with a flow path.Type: GrantFiled: January 28, 2015Date of Patent: April 2, 2019Assignee: HITACHI LTD.Inventors: Tadashi Sano, Hiroshi Kusumoto, Michiharu Watanabe, Mitsuhiro Matsuzawa
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Patent number: 10197331Abstract: To provide a solid-liquid separation system in which a stable operation can be continuously conducted and the introduction cost and the running cost can be suppressed, in cases where moisture or oil are separated from a substance containing moisture or oil by using changes in phase of a working fluid having a nature of dissolving moisture or oil in a liquid phase.Type: GrantFiled: January 26, 2015Date of Patent: February 5, 2019Assignee: Hitachi, Ltd.Inventors: Yoko Kokugan, Hiroshi Kusumoto, Tadashi Sano, Michiharu Watanabe, Mitsuhiro Matsuzawa
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Publication number: 20180306155Abstract: It is an object of the present invention to provide a fuel injection valve that can increase the collision force of the fuel with respect to the injection hole inner wall surface and which can realize a sufficient atomization. In an imaginary plane orthogonal to a center axis line direction of a valve body, a plurality of injection holes through and through constituting a first injection hole set are formed such that an injection hole center axis extending from an injection hole inlet surface toward an injection hole outlet surface is formed to extend in a direction different from that of a straight line connecting the origin of an imaginary orthogonal coordinate system formed by an imaginary X-axis and an imaginary Y-axis and the center of an injection hole inlet surface and that the center of an injection hole outlet surface is situated close to the imaginary X-axis with respect to the center of the injection hole inlet surface.Type: ApplicationFiled: September 21, 2016Publication date: October 25, 2018Inventors: Mitsuhiro MATSUZAWA, Kazuki YOSHIMURA, Eiji ISHII, Akihiro YAMAZAKI, Takahiro SAITO, Nobuaki KOBAYASHI
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Publication number: 20180028935Abstract: A solid-liquid separation device performs dehydration/deoiling from a mixture of water and/or oil and a solid. Substance A is capable of dissolving water and oil. The device includes substance B circulated while generating phase change in a closed system; a compressor; a first heat exchanger exchanging condensation heat of substance B and evaporation heat of substance A; a second heat exchanger exchanging evaporation heat of substance B and condensation heat of substance A; and a treatment tank for mixing substance A with an object to be treated; substance A having been evaporated while separated from the water or the oil in the first heat exchanger, and condensed in the second heat exchanger. The first heat exchanger is lower than the treatment tank in a vertical direction, and a connection port of the first heat exchanger and a lower portion of the treatment tank are connected with a flow path.Type: ApplicationFiled: January 28, 2015Publication date: February 1, 2018Applicant: HITACHI, LTD.Inventors: Tadashi SANO, Hiroshi KUSUMOTO, Michiharu WATANABE, Mitsuhiro MATSUZAWA
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Publication number: 20180001226Abstract: A solid-liquid separation device performs dehydration or deoiling from a treated object using a substance A that is a gas at normal temperature and pressure and is capable of dissolving water and oil when liquefied. The separation device includes a substance B that circulates while generating phase change in a closed system, a compressor that compresses the substance B, a first heat exchanger that condenses substance B and evaporates of the substance A, an expansion valve that decompresses the condensed substance B, a second heat exchanger that evaporates substance B and condenses substance A, and a treatment tank wherein substance A is mixed with the treated object, substance A is evaporated while separated from the liquid in the first heat exchanger, and condensed in the second heat exchanger. The center of gravity of the first heat exchanger is lower than the second heat exchanger in a vertical direction.Type: ApplicationFiled: January 23, 2015Publication date: January 4, 2018Applicant: HITACHI, LTD.Inventors: Tadashi SANO, Mitsuhiro MATSUZAWA, Sachio SEKIYA, Yoko KOKUGAN
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Publication number: 20180003438Abstract: To provide a solid-liquid separation system in which a stable operation can be continuously conducted and the introduction cost and the running cost can be suppressed, in cases where moisture or oil are separated from a substance containing moisture or oil by using changes in phase of a working fluid having a nature of dissolving moisture or oil in a liquid phase.Type: ApplicationFiled: January 26, 2015Publication date: January 4, 2018Inventors: Yoko KOKUGAN, Hiroshi KUSUMOTO, Tadashi SANO, Michiharu WATANABE, Mitsuhiro MATSUZAWA
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Publication number: 20170335814Abstract: The purpose of the present invention is to provide a fuel injection valve that can achieve sufficient atomization even if the spray angle is narrow.Type: ApplicationFiled: September 14, 2015Publication date: November 23, 2017Inventors: Kazuki YOSHIMURA, Mitsuhiro MATSUZAWA, Eiji ISHII, Akihiro YAMAZAKI, Takahiro SAITO, Nobuaki KOBAYASHI
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Publication number: 20150191665Abstract: A purpose of the present invention is to enhance the efficiency of utilization of microwave energy in the synthesis of fuel by increasing the contact area between multiple raw materials and concentrating a catalyst in the neighborhood of the interface at which the raw materials come into contact with each other. This fuel synthesizing method includes: mixing an alcohol and a catalyst to prepare a catalyst-containing raw material fluid and then preparing a mixed solution by mixing the catalyst-containing raw material fluid and fat; and irradiating the mixed solution with microwaves to synthesize a fatty acid ester in which the alcohol is bound with a fatty acid constituting the fat.Type: ApplicationFiled: June 7, 2012Publication date: July 9, 2015Applicant: Hitachi, Ltd.Inventors: Mitsuhiro Matsuzawa, Shigenori Togashi
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Patent number: 8263917Abstract: In a heating device having a microwave generator for generating microwaves, a waveguide for propagating the microwaves, a matching element for adjusting the impedance inside the waveguide and a flow pipe for passing a substance to be heated, an outer pipe of low dielectric constant is arranged to circulate a heat transfer medium for heat exchange around the flow pipe adapted to pass the heated substance and a circulation constant temperature bath is provided for adjusting the temperature of the heat transfer medium for heat exchange and for circulating it, so that microwaves are irradiated while adjusting the temperature of the heat transfer medium for heat exchange to a desired value by means of the circulation constant bath and circulating the heat transfer medium around the flow pipe.Type: GrantFiled: February 16, 2010Date of Patent: September 11, 2012Assignee: Hitachi, Ltd.Inventors: Mitsuhiro Matsuzawa, Shigenori Togashi, Shinji Hasebe