Patents by Inventor Daijiro Takizawa

Daijiro Takizawa 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: 11938991
    Abstract: A moving body includes: a plurality of wheels capable of rotating around a plurality of rotating shafts disposed on a circumference around a common axis; and a supporting unit supporting the plurality of rotating shafts to be capable of revolving around the axis. A first power source is connected to the plurality of wheels to be capable of transmitting power so as to rotate the plurality of wheels. A second power source is connected to the supporting unit to be capable of transmitting power so as to revolve the plurality of wheels.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: March 26, 2024
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Naoki Fujihara, Daijiro Takizawa
  • Publication number: 20240039101
    Abstract: A battery capable of leading a user to grip a grip part such that the posture of the battery becomes a prescribed posture when the user lifts up the battery. The battery has an approximately rectangular parallelepiped outer shape, and is provided with a third surface, a fourth surface, a fifth surface, and a sixth surface that are approximately orthogonal to a first surface and a second surface respectively at both ends in a longitudinal direction. A handle has a first portion provided near the third surface side to extend from the fifth surface side to the sixth surface side, and a second portion provided to extend from the third surface side toe the fourth surface side.
    Type: Application
    Filed: December 15, 2021
    Publication date: February 1, 2024
    Inventors: Daijiro Takizawa, Keiichi Ito, Nobuo Shigemizu
  • Publication number: 20230398883
    Abstract: A start-up device is a start-up device of a power storage device having a power storage. The power storage device includes a switching controller configured to switch between a started-up state in which electric power of the power storage can be output to outside of the power storage device or in which electric power outside of the power storage device can be input to the power storage and a non-started-up state in which electric power of the power storage cannot be output to the outside of the power storage device and in which electric power outside of the power storage device cannot be input to the power storage. The start-up device includes a power source part provided outside of the power storage device and electrically connectable to the switching controller.
    Type: Application
    Filed: October 28, 2021
    Publication date: December 14, 2023
    Inventors: Jun Iwamoto, Daijiro Takizawa, Keita Yagi, Naoki Fujihara
  • Publication number: 20220158452
    Abstract: Provided is a consideration decision unit configured to decide, when the portable energy storage equipment transferred from one body to another body as a first transfer at a first timing is transferred from the other body or still another body which is different from the other body to the one body as a second transfer at a second timing, a consideration for the second transfer of the portable energy storage equipment at the second timing based on at least one of (i) a length of a period from the first timing to the second timing and (ii) a deterioration state of the portable energy storage equipment at the second timing.
    Type: Application
    Filed: January 28, 2022
    Publication date: May 19, 2022
    Inventors: Hidekazu SAITO, Ken HANAYAMA, Kanako IKEDA, Daijiro TAKIZAWA, Keiichi IGUCHI, Shigeaki ESAKA
  • Publication number: 20220135102
    Abstract: In this moving body, a walking assist device (1) is provided with: a plurality of drive wheels (50) capable of rotating about a plurality of rotational axes (51) disposed on a circumference centered on the same axis line (C); and a huh case (60) for supporting the plurality of rotational axes (51) so as to be able to revolve around the axis line (C). A first motor (10) is connected to the plurality of drive wheels (50) in a power transmissible manner so as to allow the plurality of drive wheels (50) to rotate, and a second motor (20) is connected to the huh case (60) in a power transmissible manner so as to allow the plurality of drive wheels (50) to revolve.
    Type: Application
    Filed: February 6, 2020
    Publication date: May 5, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Naoki FUJIHARA, Daijiro TAKIZAWA
  • Patent number: 11289912
    Abstract: Provided is a consideration decision unit configured to decide, when the portable energy storage equipment transferred from one body to another body as a first transfer at a first timing is transferred from the other body or still another body which is different from the other body to the one body as a second transfer at a second timing, a consideration for the second transfer of the portable energy storage equipment at the second timing based on at least one of (i) a length of a period from the first timing to the second timing and (ii) a deterioration state of the portable energy storage equipment at the second timing.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: March 29, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hidekazu Saito, Ken Hanayama, Kanako Ikeda, Daijiro Takizawa, Keiichi Iguchi, Shigeaki Esaka
  • Patent number: 11180050
    Abstract: A power supply system includes a first energy storage, a second energy storage, a power transmission circuit, and circuitry. The first energy storage outputs first output power to an electric load. The second energy storage outputs second output power to the electric load. The circuitry is configured to acquire a demand power to be supplied to the electric load. The circuitry is configured to acquire a remaining capacity value indicating remaining capacity in the second energy storage. The circuitry is configured to control the power transmission circuit to change a ratio of the first output power to the second output power to supply the demand power in accordance with the demand power and the remaining capacity value.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: November 23, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hirokazu Oguma, Daijiro Takizawa
  • Publication number: 20210249863
    Abstract: Provided is a consideration decision unit configured to decide, when the portable energy storage equipment transferred from one body to another body as a first transfer at a first timing is transferred from the other body or still another body which is different from the other body to the one body as a second transfer at a second timing, a consideration for the second transfer of the portable energy storage equipment at the second timing based on at least one of (i) a length of a period from the first timing to the second timing and (ii) a deterioration state of the portable energy storage equipment at the second timing.
    Type: Application
    Filed: March 20, 2019
    Publication date: August 12, 2021
    Inventors: Hidekazu SAITO, Ken HANAYAMA, Kanako IKEDA, Daijiro TAKIZAWA, Keiichi IGUCHI, Shigeaki ESAKA
  • Patent number: 10985566
    Abstract: An electric power controlling section which controls transmission and reception of electric power between power grid and an electric power storage device, an energy source producing section which utilizes electric power supplied from power grid to produce an energy source, an energy information obtaining section which obtains information indicating a first electric amount which is the electric power amount supplied by the electric power storage device to the power grid during a first period, and a corresponding amount determining section which determines a first corresponding amount which is the amount of the energy source produced by the energy source producing section utilizing the amount of electric power corresponding to the first electric amount are included.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: April 20, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Ken Hanayama, Kanako Ikeda, Hidekazu Saito, Daijiro Takizawa, Keiichi Iguchi
  • Patent number: 10962948
    Abstract: An energy system is provided, including: a first placement unit for removably placing a mobile energy storage device capable of storing energy or energy sources; a second placement unit for removably placing the mobile energy storage device; an abnormality acquiring unit for acquiring an abnormality on an energy path used for energy exchange, the energy path built between a first energy consumer having the first placement unit and a first energy consuming device, and a second energy consumer having the second placement unit and a second energy consuming device; a mobile object for autonomously moving with the mobile energy storage device loaded thereon, so as to remove the mobile energy storage device from the first placement unit and place the mobile energy storage device on the second placement unit, if the abnormality acquiring unit acquires an abnormality when the mobile energy storage device is placed on the first placement unit.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: March 30, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Daijiro Takizawa, Hidekazu Saito, Ken Hanayama, Kanako Ikeda
  • Patent number: 10903462
    Abstract: An electric storage device includes a storage module and a mounting plate. The storage module includes a plurality of storage cells stacked in a stacking direction and has an end surface in the stacking direction. The storage module is mounted on the mounting plate. The mounting plate includes a fastening part and a displacement absorbing part. The storage module is connected to the mounting plate at the fastening part. The displacement absorbing part absorbs displacement of the storage module in the stacking direction. The fastening part is provided between the displacement absorbing part and the end surface of the storage module in the stacking direction.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: January 26, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hiroshi Kano, Daijiro Takizawa, Shinya Nakayama, Harumi Takedomi
  • Publication number: 20210021131
    Abstract: An electric power controlling section which controls transmission and reception of electric power between power grid and an electric power storage device, an energy source producing section which utilizes electric power supplied from power grid to produce an energy source, an energy information obtaining section which obtains information indicating a first electric amount which is the electric power amount supplied by the electric power storage device to the power grid during a first period, and a corresponding amount determining section which determines a first corresponding amount which is the amount of the energy source produced by the energy source producing section utilizing the amount of electric power corresponding to the first electric amount are included.
    Type: Application
    Filed: March 20, 2018
    Publication date: January 21, 2021
    Inventors: Ken HANAYAMA, Kanako IKEDA, Hidekazu SAITO, Daijiro TAKIZAWA, Keiichi IGUCHI
  • Patent number: 10840719
    Abstract: A charging base has a charging tray in which a connector hole is formed. When the position of the connector hole corresponds to the position of a device-side charging connector installed below the charging tray, the device-side charging connector is raised due to the action of a raising/lowering mechanism.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: November 17, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takashi Matsumoto, Daijiro Takizawa
  • Publication number: 20200341441
    Abstract: An energy system is provided, including: a first placement unit for removably placing a mobile energy storage device capable of storing energy or energy sources; a second placement unit for removably placing the mobile energy storage device; an abnormality acquiring unit for acquiring an abnormality on an energy path used for energy exchange, the energy path built between a first energy consumer having the first placement unit and a first energy consuming device, and a second energy consumer having the second placement unit and a second energy consuming device; a mobile object for autonomously moving with the mobile energy storage device loaded thereon, so as to remove the mobile energy storage device from the first placement unit and place the mobile energy storage device on the second placement unit, if the abnormality acquiring unit acquires an abnormality when the mobile energy storage device is placed on the first placement unit.
    Type: Application
    Filed: December 20, 2018
    Publication date: October 29, 2020
    Inventors: Daijiro TAKIZAWA, Hidekazu SAITO, Ken HANAYAMA, Kanako IKEDA
  • Patent number: 10778028
    Abstract: Disclosed is a power information management system including a supply information acquisition unit configured to acquire an amount of supplied power correlation correlating with an amount of externally-supplied power, which is an amount of power supplied to an external by a power supplier/demander having at least one of a power generation apparatus and a power storage apparatus; a receipt information acquisition unit configured to acquire an amount of received power correlation correlating with an amount of externally-received power, which is an amount of power received from an external by the power supplier/demander; and an available amount determination unit configured to determine an amount of available power correlation that can be available by the power supplier/demander, the amount of available power correlation correlating with an amount of power that can be used, profited or disposed by the power supplier/demander.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: September 15, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hidekazu Saito, Ken Hanayama, Kanako Ikeda, Daijiro Takizawa, Keiichi Iguchi, Shuji Nakayama
  • Publication number: 20200227928
    Abstract: A charging base has a charging tray in which a connector hole is formed. When the position of the connector hole corresponds to the position of a device-side charging connector installed below the charging tray, the device-side charging connector is raised due to the action of a raising/lowering mechanism.
    Type: Application
    Filed: September 7, 2018
    Publication date: July 16, 2020
    Inventors: Takashi Matsumoto, Daijiro Takizawa
  • Patent number: 10667978
    Abstract: A walking assist device, includes: a first motor; a second motor; a main body case accommodating the first motor and the second motor; a holding portion provided in the main body case and held by a walker; a plurality of driving wheels, each of which is rotatable around a rotating shaft provided on a circumference in common, and a controller that controls the first motor and the second motor according to intention information regarding a movement of the walker. The plurality of rotating shafts are rotatably supported by a hub case, the hub case is supported by the main body case to be rotatable around a center of the plurality of rotating shafts as a pivot, the first motor is connected to the plurality of driving wheels, and the second motor is connected to the hub case and is connected to the main body case.
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: June 2, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Daijiro Takizawa, Naoki Fujihara
  • Patent number: 10661670
    Abstract: A power supply system includes a first energy storage, a second energy storage, a power transmission circuit, and circuitry. An electrical load is connected to the first energy storage and to the second energy storage via the power transmission circuit. The circuitry is configured to control the power transmission circuit such that the first energy storage charges the second energy storage and supplies electric power to the electrical load according to a demand of the electrical load when a charge rate in the second energy storage is lower than or equal to a first threshold. The circuitry is configured to control the power transmission circuit such that at least the first energy storage among the first energy storage and the second energy storage supplies electric power to the electrical load according to the demand when the charge rate is higher than the first threshold.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: May 26, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Daijiro Takizawa, Hirokazu Oguma
  • Publication number: 20200153254
    Abstract: Disclosed is a power information management system including a supply information acquisition unit configured to acquire an amount of supplied power correlation correlating with an amount of externally-supplied power, which is an amount of power supplied to an external by a power supplier/demander having at least one of a power generation apparatus and a power storage apparatus; a receipt information acquisition unit configured to acquire an amount of received power correlation correlating with an amount of externally-received power, which is an amount of power received from an external by the power supplier/demander; and an available amount determination unit configured to determine an amount of available power correlation that can be available by the power supplier/demander, the amount of available power correlation correlating with an amount of power that can be used, profited or disposed by the power supplier/demander.
    Type: Application
    Filed: January 13, 2020
    Publication date: May 14, 2020
    Inventors: Hidekazu SAITO, Ken HANAYAMA, Kanako IKEDA, Daijiro TAKIZAWA, Keiichi IGUCHI, Shuji NAKAYAMA
  • Patent number: 10576835
    Abstract: A second energy storage has a second capacity deterioration factor which has a fluctuation with respect to a state of charge larger than a fluctuation of a first capacity deterioration factor. Circuitry is configured to control a converter to discharge one of the first energy storage and the second energy storage to charge another of the first energy storage and the second energy storage alternately when first temperature of the first energy storage and second temperature of the second energy storage are equal to or lower than a temperature threshold. The circuitry is configured to determine which of the first energy storage and the second energy storage is controlled to be discharged first based on the state of charge of the second energy storage, before the circuitry starts controlling the converter.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: March 3, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hirokazu Oguma, Yoshihiro Ito, Daijiro Takizawa