Patents by Inventor Yutaka Sato
Yutaka Sato 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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Patent number: 11598661Abstract: A residual gas volume measuring device for measuring volume of residual gas in a container filled with liquid. The device includes: a puncture member having a first communication path and a second communication path formed therein and connecting a penetrating portion and a coupling portion together, the penetrating portion being located inside the container and the coupling portion being located outside the container when the puncture member is in a penetrating position where an end of the puncture member penetrates into the container; an injection section coupled to the first communication path at the coupling portion and configured to inject a liquid into the container; a discharging section coupled to the second communication path at the coupling portion and configured to discharge the residual gas purged by the injected liquid; and a measurement section configured to measure the volume of the residual gas discharged by the discharging section.Type: GrantFiled: July 12, 2019Date of Patent: March 7, 2023Assignee: KYOTO ELECTRONICS MANUFACTURING CO., LTD.Inventors: Kazuhiro Aoyama, Ryoma Naruko, Yutaka Sato
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Publication number: 20230003312Abstract: A valve body has an inflow passage for a working fluid, an outflow passage for the working fluid, and a pressure relief passage, which connects the inflow passage and the outflow passage by bypassing a normally close valve seat. A pressure relief valve is located in the pressure relief passage. The pressure relief valve closes the pressure relief passage, if a pressure of the working fluid in the outflow passage is lower than, is equal to, and is higher by a pressure difference less than a predetermined relief pressure than a pressure of the working fluid in the inflow passage. The pressure relief valve opens the pressure relief passage, if the pressure of the working fluid in the outflow passage is higher by a pressure difference equal to or higher than the relief pressure than a pressure of the working fluid in the inflow passage.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Inventors: Fumiaki KANEKO, Masashi SUGANO, Yutaka SATO, Masahiro HISADA
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Publication number: 20230003309Abstract: An electromagnetic valve is configured with an electromagnetic section, a flow path section, and a sealing member between them. This separate arrangement improves a degree of freedom for arranging inflow and/or outflow passage. This separate arrangement also enables to reduce a size of the electromagnetic section. A plunger comes in contact with a central portion of a spherical portion of a valve member. A normally open compression spring comes in contact with a peripheral portion of the valve member. The valve member can be reliably seated on the normally close valve seat even if the plunger is slightly tilted.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Inventors: Fumiaki KANEKO, Masashi SUGANO, Yutaka SATO, Masahiro HISADA
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Patent number: 11531294Abstract: An image forming apparatus includes a fixing device having a heater, a first temperature detection unit, a pair of second temperature detection units, a pair of first sheet-width detection units, a pair of second sheet-width detection units, and a control unit. The heater includes a first heat generating element, a second heat generating element having a length smaller than a length of the first heat generating element in a longitudinal direction, and a third heat generating element having a length smaller than the length of the second heat generating element in the longitudinal direction. The control unit controls a temperature of the heater based on a detection result of the pair of first sheet-width detection units, a detection result of the pair of second sheet-width detection units, and a detection result of the pair of second temperature detection units.Type: GrantFiled: November 29, 2021Date of Patent: December 20, 2022Assignee: Canon Kabushiki KaishaInventors: Tsuguhiro Yoshida, Kohei Wakatsu, Kazuhiro Doda, Yutaka Sato, Ken Nakagawa
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Publication number: 20220390882Abstract: The heater including a substrate, a first heat generation member, a second heat generation member having a length substantially a same in a longitudinal direction as a length of the first heat generation member, a third heat generation member having a length shorter than lengths of the first heat generation member and the second heat generation member in the longitudinal direction, and a fourth heat generation member having a length shorter than length of the third heat generation member in the longitudinal direction, wherein the first heat generation member, the second heat generation member, the third heat generation member and the fourth heat generation member are arranged on the substrate.Type: ApplicationFiled: August 9, 2022Publication date: December 8, 2022Inventors: Kazuhiro Doda, Ken Nakagawa, Tsuguhiro Yoshida, Yutaka Sato, Kohei Wakatsu
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Patent number: 11453264Abstract: A vehicle heat management system includes a refrigerant circuit, a heating circuit, and a battery temperature regulation circuit. The refrigerant circuit circulates a refrigerant to regulate a temperature inside a passenger compartment through the refrigerant circuit. The heating circuit circulates a liquid that exchanges heat with the refrigerant through the heating circuit. The heating circuit regulates the temperature inside the passenger compartment. The battery temperature regulation circuit regulates a temperature of a battery by introducing a liquid that exchanges heat with the refrigerant to the battery.Type: GrantFiled: July 3, 2019Date of Patent: September 27, 2022Assignee: SUBARU CORPORATIONInventors: Shinya Kurasawa, Yasukazu Nobumoto, Yutaka Sato, Tatsuya Kaneko
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Patent number: 11442385Abstract: The heater including a substrate, a first heat generation member, a second heat generation member having a length substantially a same in a longitudinal direction as a length of the first heat generation member, a third heat generation member having a length shorter than lengths of the first heat generation member and the second heat generation member in the longitudinal direction, and a fourth heat generation member having a length shorter than length of the third heat generation member in the longitudinal direction, wherein the first heat generation member, the second heat generation member, the third heat generation member and the fourth heat generation member are arranged on the substrate.Type: GrantFiled: June 21, 2021Date of Patent: September 13, 2022Assignee: Canon Kabushiki KaishaInventors: Kazuhiro Doda, Ken Nakagawa, Tsuguhiro Yoshida, Yutaka Sato, Kohei Wakatsu
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Publication number: 20220269198Abstract: Disclosed is an image forming apparatus including: a fixation unit configured to heat a toner image formed corresponding to image data and fix the heated toner image onto a recording material; and a control unit configured to determine a fixation target temperature used by the fixation unit to heat the toner image on the basis of the image data, wherein the control unit performs a first determination to calculate a first target temperature on the basis of image density information in each of a plurality of regions in which the image data is divided in a main-scanning direction and a sub-scanning direction and a second determination to determine whether the image data is a text image, and determines the fixation target temperature on the basis of results of the first determination and the second determination.Type: ApplicationFiled: February 23, 2022Publication date: August 25, 2022Inventors: Takashi Narahara, Ryo Morihara, Yutaka Sato
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Patent number: 11305962Abstract: Elastic yarn wound body packages able to simplify processing of a tail yarn of an elastic yarn when manufacturing a fabric, or the like, continuously by simultaneous vertical take-up unwinding of a multistage elastic yarn through providing elastic yarn wound body packages on a multistage stand are provided. The elastic yarn wound body package comprises a paper tube and an elastic yarn wound body, wherein: the paper tube has a groove in the circumferential direction, perpendicular to the paper tube axis, between an end portion of the elastic yarn wound body and an end portion of the paper tube; a tail yarn of the elastic yarn wound body is wound into the groove; and a wire-shaped object or tape-shaped object that crosses at least a portion of the yarn bundle of the tail yarn is held thereby.Type: GrantFiled: June 29, 2018Date of Patent: April 19, 2022Assignee: TORAY OPELONTEX CO., LTD.Inventors: Hiroki Ozasa, Hideki Nakanishi, Kayoko Nakajima, Koutarou Mizuno, Yutaka Sato
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Patent number: 11281135Abstract: In a case where fixing processing is performed continuously on sheets having a width that is shorter than a length of a heat generation member in a longitudinal direction and longer than a length of another heat generation member in the longitudinal directions, the CPU determines a timing to switch between the heat generation member and the another heat generation member by a heat generation member switching device based on information relating to a size of the sheet.Type: GrantFiled: January 15, 2021Date of Patent: March 22, 2022Assignee: Canon Kabushiki KaishaInventors: Yutaka Sato, Kazuhiro Doda, Kohei Wakatsu, Tsuguhiro Yoshida
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Publication number: 20220082969Abstract: An image forming apparatus includes a fixing device having a heater that includes a first heating element, a second heating element having a length smaller than the first heating element length, and a third heating element having a length smaller than the second heating element length. The image forming apparatus further includes a first temperature detection unit, a control unit, second temperature detection units, first and second sheet-width detection units, and a determination unit. The control unit controls a heater temperature based on the first temperature detection unit detection result. The determination unit determines a width of the recording material based on a detection result of the first sheet-width detection units, a detection result of the second sheet-width detection units, and a detection result of the second temperature detection units.Type: ApplicationFiled: November 29, 2021Publication date: March 17, 2022Inventors: Tsuguhiro Yoshida, Kohei Wakatsu, Kazuhiro Doda, Yutaka Sato, Ken Nakagawa
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Patent number: 11274045Abstract: Provided are: spherical crystalline silica particles which ensure higher productivity and lower production costs than conventional ones, contain plenty of quartz having high thermal conductivity, have high fluidity, high dispersibility, high filling property, and low abrasion property, and are also applicable to semiconductor field; and a method for producing the spherical crystalline silica particles. The crystalline silica particles are characterized in that with respect to the total mass of the particles, the content of a crystal phase is at least 90 mass % and the content of a quartz crystal is at least 70 mass %. In addition, at least one kind of alkali metals may be contained in an amount of 0.4-5 mass % in terms of oxides, with respect to the total mass of the particles. Furthermore, at least one kind of alkaline earth metals may be contained in an amount of 1-5 mass % in terms of oxides, with respect to the total mass of the particles.Type: GrantFiled: March 30, 2018Date of Patent: March 15, 2022Assignee: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.Inventors: Yutaka Sato, Katsumasa Yagi, Mutsuhito Tanaka, Shozo Tokuda, Masanori Ae
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Patent number: 11221575Abstract: An image forming apparatus includes a fixing device having a heater that includes a first heating element, a second heating element having a length smaller than the first heating element length, and a third heating element having a length smaller than the second heating element length. The image forming apparatus further includes a first temperature detection unit, a control unit, second temperature detection units, first and second sheet-width detection units, and a determination unit. The control unit controls a heater temperature based on the first temperature detection unit detection result. The determination unit determines a width of the recording material based on a detection result of the first sheet-width detection units, a detection result of the second sheet-width detection units, and a detection result of the second temperature detection units.Type: GrantFiled: September 3, 2020Date of Patent: January 11, 2022Assignee: Canon Kabushiki KaishaInventors: Tsuguhiro Yoshida, Kohei Wakatsu, Kazuhiro Doda, Yutaka Sato, Ken Nakagawa
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Patent number: 11220185Abstract: A battery monitoring device includes temperature detectors that detect respective temperatures of battery elements in a battery of an electric vehicle. The temperature detectors each include first and second detection circuits, a comparator circuit, and first and second output terminals. The first detection circuit detects a temperature in a first temperature range and generates a first detection signal. The second detection circuit detects a temperature in a second temperature range and generates a second detection signal. The comparator circuit compares a detection output signal with a threshold and generates a flag signal indicative of the presence or absence of an abnormal event. The detection output signal and the flag signal are outputted through a first output terminal and a second output terminal, respectively. Each of the temperature detectors switches the detection output signal between the first detection signal and the second detection signal on the basis of the flag signal.Type: GrantFiled: April 2, 2020Date of Patent: January 11, 2022Assignee: SUBARU CORPORATIONInventor: Yutaka Sato
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Publication number: 20210339751Abstract: A vehicle includes a communicator, a road-surface abnormality determiner, and a driving controller. The communicator is configured to establish communication with a following vehicle following the vehicle driving ahead in a travel road. The road-surface abnormality determiner is configured to determine whether there is an abnormality on a road surface of the travel road, based on comparison between first driving information, serving as a reference to be used when the vehicle drives on the travel road, and second driving information detected as a result of the vehicle having actually driven. When the road-surface abnormality determiner determines that there is the abnormality, the driving controller is configured to predict whether the following vehicle is able to avoid the abnormality and to send an instruction to avoid the abnormality to the following vehicle via the communicator if the driving controller predicts that the following vehicle is able to avoid the abnormality.Type: ApplicationFiled: April 26, 2021Publication date: November 4, 2021Applicant: SUBARU CORPORATIONInventors: Nozomu TERUNUMA, Yoshiaki YUZAWA, Shintaro KOZONO, Masaki OOTA, Hiroya OKADA, Yutaka SATO, Megumi FUSHIMI
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Publication number: 20210333733Abstract: The heater including a substrate, a first heat generation member, a second heat generation member having a length substantially a same in a longitudinal direction as a length of the first heat generation member, a third heat generation member having a length shorter than lengths of the first heat generation member and the second heat generation member in the longitudinal direction, and a fourth heat generation member having a length shorter than length of the third heat generation member in the longitudinal direction, wherein the first heat generation member, the second heat generation member, the third heat generation member and the fourth heat generation member are arranged on the substrate.Type: ApplicationFiled: June 21, 2021Publication date: October 28, 2021Inventors: Kazuhiro Doda, Ken Nakagawa, Tsuguhiro Yoshida, Yutaka Sato, Kohei Wakatsu
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Patent number: 11079006Abstract: A differential unit includes: a pinion gear shaft including a shaft portion and a gear portion; a ring gear meshing with the gear portion; a differential case that rotates with the ring gear; a differential gear mechanism accommodated in the differential case; a differential carrier having an accommodating space accommodating the differential case and the ring gear; and a pair of bearings supporting the pinion gear shaft such that the pinion gear shaft is rotatable with respect to the differential carrier. The differential carrier has an inner cylindrical portion, an outer cylindrical portion, and a connecting portion that are provided as a single member. The inner cylindrical portion has the pair of bearings fitted in the inner cylindrical portion. The outer cylindrical portion is provided radially outward of the inner cylindrical portion. The connecting portion connects the inner cylindrical portion and the outer cylindrical portion.Type: GrantFiled: March 23, 2020Date of Patent: August 3, 2021Assignee: JTEKT CORPORATIONInventors: Takao Kimura, Yutaka Sato
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Patent number: 11073778Abstract: The heater including a substrate, a first heat generation member, a second heat generation member having a length substantially a same in a longitudinal direction as a length of the first heat generation member, a third heat generation member having a length shorter than lengths of the first heat generation member and the second heat generation member in the longitudinal direction, and a fourth heat generation member having a length shorter than length of the third heat generation member in the longitudinal direction, wherein the first heat generation member, the second heat generation member, the third heat generation member and the fourth heat generation member are arranged on the substrate.Type: GrantFiled: January 16, 2020Date of Patent: July 27, 2021Assignee: Canon Kabushiki KaishaInventors: Kazuhiro Doda, Ken Nakagawa, Tsuguhiro Yoshida, Yutaka Sato, Kohei Wakatsu
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Patent number: 11066728Abstract: The present invention relates to a Ni-based heat-resistant alloy including Ir: 5.0 mass % or more and 50.0 mass % or less, Al: 1.0 mass % or more and 8.0 mass % or less, W: 5.0 mass % or more and 25.0 mass % or less, and balance Ni, having an L12-structured ?? phase present in the matrix, and including at least one of Zr: 0.01 mass % or more and 3.0 mass % or less and Hf: 0.01 mass % or more and 3.0 mass % or less. This Ni-based heat-resistant alloy has improved toughness over a conventional Ni-based heat-resistant alloy based on a Ni—Ir—Al—W-based alloy, and is also excellent in ambient-temperature strength.Type: GrantFiled: December 5, 2017Date of Patent: July 20, 2021Assignees: TOHOKU TECHNO ARCH CO., LTD., TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito Ishida, Toshihiro Omori, Yutaka Sato, Koichi Sakairi, Kunihiro Tanaka, Tatsuya Nakazawa
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Patent number: 11053570Abstract: The present invention relates to a Ni-based heat-resistant alloy including Ir: 5.0 mass % or more and 50.0 mass % or less, Al: 1.0 mass % or more and 8.0 mass % or less, W: 5.0 mass % or more and 25.0 mass % or less, and balance Ni, having an L12-structured ?? phase present in the matrix, and including at least one of Ru: 0.8 mass % or more and 5.0 mass % or less and Re: 0.8 mass % or more and 5.0 mass % or less. This Ni-based heat-resistant alloy has improved toughness over a conventional Ni-based heat-resistant alloy based on a Ni—Ir—Al—W-based alloy, and is also excellent in ambient-temperature strength.Type: GrantFiled: December 4, 2017Date of Patent: July 6, 2021Assignees: TOHOKU TECHNO ARCH CO., LTD., TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito Ishida, Toshihiro Omori, Yutaka Sato, Koichi Sakairi, Kunihiro Tanaka, Tatsuya Nakazawa