Patents by Inventor Masamitsu Tononishi

Masamitsu Tononishi 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).

  • Publication number: 20180358587
    Abstract: An energy storage apparatus includes: one or more energy storage devices; an outer case; and a plate-like spacer disposed between the energy storage device at an end among the above-mentioned one or more energy storage devices and the outer case.
    Type: Application
    Filed: September 15, 2016
    Publication date: December 13, 2018
    Inventor: Masamitsu TONONISHI
  • Patent number: 10096868
    Abstract: An energy storage apparatus includes: a plurality of energy storage devices; a spacer unit having one or more spacers disposed between the energy storage devices or on sides of the energy storage devices; and a plurality of members disposed above the energy storage devices and the spacer unit (a bus bar frame, a heat shielding plate, a holder), wherein the spacer unit has a plurality of locking portions, the locking portions being configured to lock the members, respectively.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: October 9, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventor: Masamitsu Tononishi
  • Publication number: 20180269438
    Abstract: An energy storage apparatus which includes an energy storage device, an outer case, and an adhesive material which is injected between at least one surface out of a first surface and a second surface which are two surfaces of the energy storage device disposed adjacently to each other and an inner surface of the outer case thus making the at least one surface and the inner surface of the outer case adhere to each other by surface adhesion.
    Type: Application
    Filed: August 9, 2016
    Publication date: September 20, 2018
    Inventors: Ryutaro NISHIKAWA, Yuta KAWAI, Masamitsu TONONISHI, Shogo TSURUTA
  • Patent number: 10062878
    Abstract: An electric storage apparatus includes an insulation frame and electric storage device. The insulation frame includes a main plate portion in contact with the electric storage device, a first flange portion provided at one end portion of the main plate portion in a predetermined direction parallel to the main plate portion, and second flange portion provided at the other end portion of the main plate portion in the predetermined direction. The first flange portion has a pressing portion including a projecting portion projecting to be pressed on the electric storage device. The second flange portion includes a support portion which is in contact with the electric storage device on an opposite side with respect to the projecting portion.
    Type: Grant
    Filed: April 3, 2014
    Date of Patent: August 28, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Shogo Tsuruta, Masamitsu Tononishi, Ryutaro Nishikawa
  • Publication number: 20180205059
    Abstract: Provided is a method of manufacturing an energy storage apparatus which includes a plurality of energy storage devices 2 each provided with a positive electrode terminal 17 and a negative electrode terminal 19 having terminal height measuring portions 25 respectively which differ in a surface shape. A height of the terminal height measuring portion 25 of the positive electrode terminal 17 and a height of the terminal height measuring portion 25 of the negative electrode terminal 19 are measured, and heights of the positive electrode terminal 17 and the negative electrode terminal 19 measured in a terminal height measuring step are compared with a reference value.
    Type: Application
    Filed: January 10, 2018
    Publication date: July 19, 2018
    Inventor: Masamitsu TONONISHI
  • Patent number: 10014507
    Abstract: An energy storage apparatus provided with a plurality of energy storage devices arranged in a row in a first direction. The energy storage apparatus includes: a bus bar connected to electrode terminals of at least two energy storage devices out of the plurality of energy storage devices; and a bus bar frame including a pressing portion that is brought into contact with the bus bar from a side opposite to the plurality of energy storage devices. The bus bar frame includes a first restriction portion with which a first member other than the bus bar frame is engaged such that a movement of the restriction portion toward the side opposite to the plurality of energy storage devices is restricted.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: July 3, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Shogo Tsuruta, Yuichiro Yamamoto, Masamitsu Tononishi
  • Publication number: 20180183031
    Abstract: An energy storage apparatus includes an energy storage device including an electrode terminal, an outer housing containing the energy storage device, an outer electrode attached to an outside of the outer housing, an electrical device disposed inside the outer housing, a first electrical conductor connecting the outer electrode and the electrical device, and a second electrical conductor connecting the electrical device and the electrode terminal. In a plane along a surface of the energy storage device, the electrical device is disposed between the electrode terminal and the outer electrode.
    Type: Application
    Filed: February 21, 2018
    Publication date: June 28, 2018
    Inventors: Ryutaro NISHIKAWA, Masamitsu Tononishi, Osamu Ushijima, Shogo Tsuruta
  • Patent number: 10003054
    Abstract: A power source pack includes: a housing; and a power source module which is housed in the housing. The power source module includes: a cell stack including a plurality of energy storage devices each having a safety valve; and a heat insulator positioned between an inner wall of the housing and the cell stack and having an approximately flat-plate shape. The heat insulator faces the safety valves of the cell stack in an opposed manner.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: June 19, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Masamitsu Tononishi, Ryutaro Nishikawa
  • Patent number: 9947958
    Abstract: Provided is a power source module which includes: a plurality of energy storage devices stacked in a stacking direction; end plates sandwiching the plurality of energy storage devices therebetween; and a plurality of fastening bars connecting the end plates to each other; wherein the energy storage device includes: a terminal surface on which an electrode terminal is mounted; a bottom surface; and first and second side surfaces. Each of the fastening bars includes an extending portion extending parallel to the stacking direction and fastening portions extending parallel to the end plates. As viewed in the stacking direction, a total area of the fastening portions positioned in a region close to the terminal surface with respect to a center line between the terminal surface and the bottom surface is set larger than a total area of the fastening portions positioned in a region close to the bottom surface with respect to the center line.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: April 17, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventor: Masamitsu Tononishi
  • Publication number: 20180102517
    Abstract: An energy storage apparatus includes: an outer case formed of a body, and a lid body which covers an opening of the body; an energy storage device which is accommodated in the outer case; and a handle which is mounted on the lid body. The lid body has a first surface, and a second surface which is disposed adjacently to the first surface. The handle is formed of a handle body extending from one end side toward the other end side, and slide portions which are respectively formed on both end sides of the handle body. The handle body is disposed on the first surface. Slide receiving portions which hold the slide portions in a slidable manner are formed on the second surface.
    Type: Application
    Filed: October 11, 2017
    Publication date: April 12, 2018
    Inventor: Masamitsu TONONISHI
  • Patent number: 9911961
    Abstract: An energy storage apparatus includes: an energy storage device including an electrode terminal; an outer housing containing the energy storage device; a first outer electrode attached to an outside of the outer housing; an electrical device disposed inside the outer housing; a first electrical conductor electrically connecting the first outer electrode and the electrical device; and a second electrical conductor electrically connecting the electrical device and the electrode terminal. The electrode terminal and the first outer electrode are disposed on opposite sides of the electrical device in a plane along a surface of the energy storage device.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: March 6, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Ryutaro Nishikawa, Masamitsu Tononishi, Osamu Ushijima, Shogo Tsuruta
  • Patent number: 9865851
    Abstract: A battery module has a cell unit including battery cells, a positive external terminal electrically connected to a positive side of the battery cells through a positive electro conductive member, and a negative external terminal electrically connected to a negative side of the battery cells. The positive electro conductive member extends a first surface which is one of surfaces of the cell unit. The negative electro conductive member extends of a second surface which is one of surfaces of the cell unit other than the first surface.
    Type: Grant
    Filed: April 3, 2014
    Date of Patent: January 9, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Shogo Tsuruta, Masamitsu Tononishi, Ryutaro Nishikawa
  • Patent number: 9755199
    Abstract: An energy storage apparatus includes: a housing which has a container body and a lid portion provided with external connection terminals; an energy storage module which is arranged in the housing, the energy storage module having a cell stack; a bolt which restricts movement of the energy storage module with respect to a bottom wall of the container body; and a support member which restricts movement of the energy storage module with respect to the lid portion.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: September 5, 2017
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventor: Masamitsu Tononishi
  • Publication number: 20170244081
    Abstract: An energy storage apparatus includes an outer case, and an energy storage device housed in an inside of the outer case. The outer case includes a ventilation chamber which makes the inside and an outside of the outer case communicate with each other. The ventilation chamber includes a front wall in which a through hole communicating with the outside is formed, a back wall disposed at a position where the back wall opposedly faces the front wall, a first wall disposed between the through hole and the back wall, and a first side wall disposed in an extending manner along a first direction which intersects with the front wall with a gap formed between the first side wall and the first wall. The gap is formed over a distance from the front wall to the back wall along the first direction.
    Type: Application
    Filed: February 6, 2017
    Publication date: August 24, 2017
    Inventors: Masamitsu TONONISHI, Yuta KAWAI
  • Publication number: 20170244139
    Abstract: An energy storage apparatus includes: a plurality of energy storage devices; a spacer unit having one or more spacers disposed between the energy storage devices or on sides of the energy storage devices; and a plurality of members disposed above the energy storage devices and the spacer unit (a bus bar frame, a heat shielding plate, a holder), wherein the spacer unit has a plurality of locking portions, the locking portions being configured to lock the members, respectively.
    Type: Application
    Filed: February 21, 2017
    Publication date: August 24, 2017
    Inventor: Masamitsu TONONISHI
  • Publication number: 20170207428
    Abstract: An energy storage apparatus includes an energy storage device, an outer covering. The energy storage apparatus further includes an external connection terminal having a connecting portion to which external equipment is connected; and a conductive member assembled to the external connection terminal, and electrically connected to the energy storage device. The external connection terminal and the conductive member assembled to each other are sealed by the outer covering, the connecting portion of the external connection terminal is exposed from the outer covering, and a portion of the external connection terminal other than the connecting portion is sealed by the outer covering.
    Type: Application
    Filed: December 23, 2016
    Publication date: July 20, 2017
    Inventor: Masamitsu TONONISHI
  • Publication number: 20170084884
    Abstract: An energy storage apparatus including: an energy storage device; an outer covering; electric equipment disposed in the outer covering; and a housing part which houses the electric equipment, wherein a drain passage, which is disposed in a region covered by the electric equipment and through which water is discharged to outside of the region, is formed on a lower wall surface below the electric equipment in the housing part.
    Type: Application
    Filed: September 9, 2016
    Publication date: March 23, 2017
    Inventor: Masamitsu TONONISHI
  • Publication number: 20170084885
    Abstract: An energy storage apparatus includes: an energy storage device; an outer covering; a fastening member which fixes the energy storage device to the outer covering; and an adhesive element disposed between the energy storage device and the outer covering. The adhesive element fixes the energy storage device to the outer covering at a position different from a position where the fastening member fixes the energy storage device to the outer covering.
    Type: Application
    Filed: September 9, 2016
    Publication date: March 23, 2017
    Inventor: Masamitsu TONONISHI
  • Patent number: D803776
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: November 28, 2017
    Assignee: GS Yuasa International Ltd.
    Inventor: Masamitsu Tononishi
  • Patent number: D803778
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: November 28, 2017
    Assignee: GS Yuasa International Ltd.
    Inventor: Masamitsu Tononishi