Patents by Inventor Tsutomu Kono

Tsutomu Kono 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).

  • Patent number: 11629988
    Abstract: A flow sensor includes a semiconductor, an electric control circuit, a lead frame, and a spacer. The spacer is disposed in a clearance between the lead frame and the semiconductor device on an opposite side from a joint portion of the semiconductor device with the lead frame on a side of the electric control circuit across the diaphragm disposed therebetween. A surface of the electric control circuit and a part of a surface of the semiconductor device is covered with resin while the air flow sensing unit is exposed. At the joint portion, the semiconductor device is attached to the lead frame via an adhesive.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: April 18, 2023
    Assignee: Hitachi Astemo, Ltd.
    Inventors: Tsutomu Kono, Yuuki Okamoto, Takeshi Morino, Keiji Hanzawa
  • Patent number: 11397102
    Abstract: It is possible to suppress overcorrection. A physical quantity detecting device includes: a physical quantity detecting sensor that detects a physical quantity of a measurement target fluid and outputs a detection signal; a compensation amount calculation unit that calculates, by using the detection signal, a lead compensation amount used in lead compensation for the detection signal; and a gain control unit that adjusts the lead compensation amount based on a deviation that is an amount of change in lead compensation amount over time.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: July 26, 2022
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Takahiro Yamamoto, Tsutomu Kono, Takahiro Miki, Yuki Isoya
  • Patent number: 11353350
    Abstract: To obtain a low-pressure-loss physical quantity detection device that can detect a plurality of physical quantities of intake air. A physical quantity detection device of the present invention that detects a plurality of physical quantities of a measured gas flowing in a main passage, the physical quantity detection device includes: a circuit board on which a sensor that detects the plurality of physical quantities and an electronic component that controls the physical quantities are mountable; a circuit board accommodating unit that accommodates the circuit board; and a sub-passage in which a flow sensor is disposed. The circuit board is accommodated in the circuit board accommodating unit on an upstream side of the sub-passage, and disposed in parallel with the measured gas flowing through the main passage.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: June 7, 2022
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Akira Uenodan, Takahiro Miki, Takayuki Yogo, Binti Haridan Fatin Farhanah, Tsutomu Kono, Shinobu Tashiro
  • Patent number: 11268920
    Abstract: To obtain a physical quantity detection device that can prevent a thermal influence on a sensor due to downsizing. A physical quantity detection device 20 of the present invention includes a measuring unit 213 protruding from an inner wall of a main passage 22 toward a passage center of the main passage. The physical quantity detection device 20 includes at least one of a flow sensor 205 that detects a flow rate of a measured gas 2, an intake air temperature sensor 203 that detects temperature, a pressure sensor 204 that detects pressure, and a humidity sensor 206 that detects humidity, and the sensors are disposed along a protruding direction of the measuring unit 213.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: March 8, 2022
    Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Takahiro Miki, Akira Uenodan, Takayuki Yogo, Binti Haridan Fatin Farhanah, Shinobu Tashiro, Tsutomu Kono
  • Patent number: 11231307
    Abstract: To obtain a physical-quantity detection device that reduces a variation in mounting position in a main passage. A physical-quantity detection device 20 of the present invention is inserted into and disposed in a main passage 22, and includes a flange 211 fixed to a seat surface 103 of the main passage 22, and the flange 211 includes a press-fitting portion 281 for positioning with respect to a seat surface 103 side.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: January 25, 2022
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Akira Uenodan, Takahiro Miki, Tsutomu Kono, Akihiro Yaguchi
  • Patent number: 11175166
    Abstract: A flow meter includes: a flat substrate; a housing that houses the substrate and has an open in at least one surface; a cover that covers the substrate and covers an open surface of the housing; a support that supports the substrate and is in contact with the cover and the substrate; and a fixing unit that connects the substrate and the housing, in which, in a first region and a second region formed by dividing the substrate into two parts at a center in a longitudinal direction, the support is disposed in the first region, and the fixing unit is disposed in the second region.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: November 16, 2021
    Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Hiroki Nakatsuchi, Tsutomu Kono, Shinobu Tashiro, Ryotaro Shimada
  • Publication number: 20210302211
    Abstract: It is possible to suppress overcorrection. A physical quantity detecting device includes: a physical quantity detecting sensor that detects a physical quantity of a measurement target fluid and outputs a detection signal; a compensation amount calculation unit that calculates, by using the detection signal, a lead compensation amount used in lead compensation for the detection signal; and a gain control unit that adjusts the lead compensation amount based on a deviation that is an amount of change in lead compensation amount over time.
    Type: Application
    Filed: February 13, 2019
    Publication date: September 30, 2021
    Applicant: Hitachi Automotive Systems, Ltd.
    Inventors: Takahiro YAMAMOTO, Tsutomu KONO, Takahiro MIKI, Yuki ISOYA
  • Publication number: 20210239500
    Abstract: To obtain a physical-quantity detection device that reduces a variation in mounting position in a main passage. A physical-quantity detection device 20 of the present invention is inserted into and disposed in a main passage 22, and includes a flange 211 fixed to a seat surface 103 of the main passage 22, and the flange 211 includes a press-fitting portion 281 for positioning with respect to a seat surface 103 side.
    Type: Application
    Filed: June 19, 2019
    Publication date: August 5, 2021
    Applicant: Hitachi Automotive Systems, Ltd.
    Inventors: Akira UENODAN, Takahiro MIKI, Tsutomu KONO, Akihiro YAGUCHI
  • Patent number: 11079262
    Abstract: To obtain a physical quantity detection apparatus that can reduce the outer shape of a housing in size. A physical quantity detection apparatus 300 detects a plurality of physical quantities of gas 30 to be measured flowing in a main passage 124. The physical quantity detection apparatus 300 has a housing 302 disposed in the main passage 124, a circuit substrate 400 insert molded in the housing 302, and a plurality of detection sensors 452, 453, 454, 455, and 456 each mounted on each of one face and the other face of the circuit substrate 400.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: August 3, 2021
    Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Tsubasa Watanabe, Tsutomu Kono, Hiroaki Hoshika, Takahiro Miki, Takayuki Yogo
  • Patent number: 11060962
    Abstract: Provided is a flow analysis method capable of predicting a flow state of a composite resin material by taking into account a change in filler dispersion degree of the composite resin material. In a flow analysis method for a composite resin material having a filler and a resin, in a certain process of identifying a region in which the composite resin material flows and analyzing a flow, an exothermic reaction speed of the composite resin material in the region is computed using a filler dispersion degree in the composite resin material, a temperature and the filler dispersion degree of the composite resin material in the region is computed using the computed exothermic reaction speed, and an exothermic reaction speed in a process subsequent to a process is computed using the computed filler dispersion degree.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: July 13, 2021
    Assignee: HITACHI, LTD.
    Inventors: Tsutomu Kono, Ryotaro Shimada, Tsubasa Watanabe, Hiroki Nakatsuchi
  • Publication number: 20210108953
    Abstract: A flow sensor includes a semiconductor, an electric control circuit, a lead frame, and a spacer. The spacer is disposed in a clearance between the lead frame and the semiconductor device on an opposite side from a joint portion of the semiconductor device with the lead frame on a side of the electric control circuit across the diaphragm disposed therebetween. A surface of the electric control circuit and a part of a surface of the semiconductor device is covered with resin while the air flow sensing unit is exposed. At the joint portion, the semiconductor device is attached to the lead frame via an adhesive.
    Type: Application
    Filed: December 22, 2020
    Publication date: April 15, 2021
    Inventors: Tsutomu Kono, Yuuki Okamoto, Takeshi Morino, Keiji Hanzawa
  • Patent number: 10921169
    Abstract: A flow sensor structure seals the surface of an electric control circuit and part of a semiconductor device via a manufacturing method that prevents occurrence of flash or chip crack when clamping the semiconductor device via a mold. The flow sensor structure includes a semiconductor device having an air flow sensing unit and a diaphragm, and a board or lead frame having an electric control circuit for controlling the semiconductor device, wherein a surface of the electric control circuit and part of a surface of the semiconductor device is covered with resin while having the air flow sensing unit portion exposed. The flow sensor structure may include surfaces of a resin mold, a board or a pre-mold component surrounding the semiconductor device that are continuously not in contact with three walls of the semiconductor device orthogonal to a side on which the air flow sensing unit portion is disposed.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: February 16, 2021
    Assignee: Hitachi Automotive Systems, Ltd.
    Inventors: Tsutomu Kono, Yuuki Okamoto, Takeshi Morino, Keiji Hanzawa
  • Publication number: 20210003437
    Abstract: A flow meter includes: a flat substrate; a housing that houses the substrate and has an open in at least one surface; a cover that covers the substrate and covers an open surface of the housing; a support that supports the substrate and is in contact with the cover and the substrate; and a fixing unit that connects the substrate and the housing, in which, in a first region and a second region formed by dividing the substrate into two parts at a center in a longitudinal direction, the support is disposed in the first region, and the fixing unit is disposed in the second region.
    Type: Application
    Filed: October 11, 2018
    Publication date: January 7, 2021
    Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Hiroki NAKATSUCHI, Tsutomu KONO, Shinobu TASHIRO, Ryotaro SHIMADA
  • Publication number: 20200209034
    Abstract: To obtain a low-pressure-loss physical quantity detection device that can detect a plurality of physical quantities of intake air. A physical quantity detection device of the present invention that detects a plurality of physical quantities of a measured gas flowing in a main passage, the physical quantity detection device includes: a circuit board on which a sensor that detects the plurality of physical quantities and an electronic component that controls the physical quantities are mountable; a circuit board accommodating unit that accommodates the circuit board; and a sub-passage in which a flow sensor is disposed. The circuit board is accommodated in the circuit board accommodating unit on an upstream side of the sub-passage, and disposed in parallel with the measured gas flowing through the main passage.
    Type: Application
    Filed: August 6, 2018
    Publication date: July 2, 2020
    Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Akira UENODAN, Takahiro MIKI, Takayuki YOGO, Binti Haridan FATIN FARHANAH, Tsutomu KONO, Shinobu TASHIRO
  • Publication number: 20200150065
    Abstract: To obtain a physical quantity detection device that can prevent a thermal influence on a sensor due to downsizing. A physical quantity detection device 20 of the present invention includes a measuring unit 213 protruding from an inner wall of a main passage 22 toward a passage center of the main passage. The physical quantity detection device 20 includes at least one of a flow sensor 205 that detects a flow rate of a measured gas 2, an intake air temperature sensor 203 that detects temperature, a pressure sensor 204 that detects pressure, and a humidity sensor 206 that detects humidity, and the sensors are disposed along a protruding direction of the measuring unit 213.
    Type: Application
    Filed: July 30, 2018
    Publication date: May 14, 2020
    Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Takahiro MIKI, Akira UENODAN, Takayuki YOGO, Binti Haridan FATIN FARHANAH, Shinobu TASHIRO, Tsutomu KONO
  • Patent number: 10458827
    Abstract: A thermal type air flow meter, capable of suppressing deformation of a base member at the time of molding to secure dimensional accuracy and reduce an influence of a dimension change on measuring accuracy, is to be placed in an intake passage of an internal combustion engine. The thermal type of air flow meter includes a resin component having a secondary passage into which part of the air passing through the intake passage can flow, and a circuit board configured to output a signal according to an air flow rate based on a signal from a flow rate detecting element disposed on the circuit board. The circuit board on which the flow rate detecting element is disposed is installed so that the flow rate detecting element is placed in the secondary passage.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: October 29, 2019
    Assignee: Hitachi Automotive Systems, Ltd.
    Inventors: Takeshi Morino, Chihiro Kobayashi, Yuki Okamoto, Tsutomu Kono
  • Patent number: 10442145
    Abstract: By the present invention, an inner lid is easily removed by upward thrusting of a sheath tube while detachment of the inner lid during storage is suppressed. An extraction cap is provided with: a cap body provided with a barrel part, a top-end part of which attaches to a mouth of a bottle container, and an air supply tube standing from a bottom portion of the barrel part and forming a first flow channel; and a sheath tube arranged and retained around an exterior of the air supply tube so as to be able to slide up and down. An inner lid is fitted on a top-end part of the air supply tube. An annular first retaining protrusion extending in the circumferential direction is formed on an external peripheral surface of the air supply tube, and a second retaining protrusion retained by the first retaining protrusion and comprising a plurality of retaining protrusions arranged at intervals in the circumferential direction is formed on an internal peripheral surface of the inner lid.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: October 15, 2019
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Akihiko Kawatani, Tsutomu Kono
  • Patent number: 10337899
    Abstract: To obtain a thermal flow meter capable of providing thermal insulation without degrading responsiveness of a temperature detection element.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: July 2, 2019
    Assignee: Hitachi Automotive Systems, Ltd.
    Inventors: Noboru Tokuyasu, Shinobu Tashiro, Keiji Hanzawa, Tsutomu Kono
  • Patent number: 10307978
    Abstract: To control compressed air to a prescribed pressure without using a relief valve and a chamber and to suppress deviation of the pressure. A compressor device 2 of a puncture repair kit 1 has a pressure gauge 6. The pressure gauge 6 has a tubular body portion 18 provided in a front end portion with a communicating hole 21 communicating with a surge chamber 12B, a piston 19 movable within the tubular body portion 18 in the longitudinal direction by the compressed air from the communicating hole 21, and a spring 20 biasing the piston 19 toward the front end and changing its displacement according to the magnitude of the pressure of the compressed air. An exhaust port 25 is formed on the peripheral wall of the tubular body portion 18. The exhaust port 25 releases the compressed air when a seal ring 23 of the piston 19 exceeds the exhaust port 25.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: June 4, 2019
    Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., UNIK WORLD IND. CO., LTD.
    Inventors: Akihiko Kawatani, Tsutomu Kono, Vincent Chou
  • Publication number: 20190120739
    Abstract: Provided is a flow analysis method capable of predicting a flow state of a composite resin material by taking into account a change in filler dispersion degree of the composite resin material. In a flow analysis method for a composite resin material having a filler and a resin, in a certain process of identifying a region in which the composite resin material flows and analyzing a flow, an exothermic reaction speed of the composite resin material in the region is computed using a filler dispersion degree Vwf in the composite resin material, a temperature and the filler dispersion degree Vwf of the composite resin material in the region is computed using the computed exothermic reaction speed, and an exothermic reaction speed in a process subsequent to a process to is computed using the computed filler dispersion degree Vwf.
    Type: Application
    Filed: April 18, 2016
    Publication date: April 25, 2019
    Applicant: HITACHI, LTD.
    Inventors: Tsutomu KONO, Ryotaro SHIMADA, Tsubasa WATANABE, Hiroki NAKATSUCHI