Patents by Inventor Kenichi Sugibayashi

Kenichi Sugibayashi 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).

  • Commutator, motor, and manufacturing method of commutator
    Patent number: 10074951
    Abstract: A commutator includes an insulating section that is formed in a tube shape including a shaft insertion hole through which a shaft is inserted, and that is formed with an indented portion in an end portion at one side in an axial direction of the shaft. The commutator also includes plural segments that are supported by an outer peripheral portion of the insulating section, that are arrayed around a circumferential direction of the insulating section with spacings therebetween, and that are each provided with an anchor portion at an end portion at the one side in the axial direction of the shaft. The commutator also includes a first, second, third short-circuit wires, each connecting the anchor portion of respective one segment to the anchor portion of respective another segment, and at least a portion being disposed inside the indented portion formed at the insulating section.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: September 11, 2018
    Assignee: ASMO CO., LTD.
    Inventors: Akihiko Seki, Yasuhiro Kanematsu, Noriyasu Nishio, Norifumi Suzuki, Tsuyoshi Suzuki, Kazuo Kato, Toshiyuki Natsume, Kenichi Sugibayashi
  • COMMUTATOR, MOTOR, AND MANUFACTURING METHOD OF COMMUTATOR
    Publication number: 20160254630
    Abstract: A commutator includes an insulating section that is formed in a tube shape including a shaft insertion hole through which a shaft is inserted, and that is formed with an indented portion in an end portion at one side in an axial direction of the shaft. The commutator also includes plural segments that are supported by an outer peripheral portion of the insulating section, that are arrayed around a circumferential direction of the insulating section with spacings therebetween, and that are each provided with an anchor portion at an end portion at the one side in the axial direction of the shaft. The commutator also includes a first, second, third short-circuit wires, each connecting the anchor portion of respective one segment to the anchor portion of respective another segment, and at least a portion being disposed inside the indented portion formed at the insulating section.
    Type: Application
    Filed: February 22, 2016
    Publication date: September 1, 2016
    Inventors: Akihiko SEKI, Yasuhiro KANEMATSU, Noriyasu NISHIO, Norifumi SUZUKI, Tsuyoshi SUZUKI, Kazuo KATO, Toshiyuki NATSUME, Kenichi SUGIBAYASHI
  • Watchcase
    Patent number: D333987
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: March 16, 1993
    Assignee: Seiko Instruments Inc.
    Inventor: Kenichi Sugibayashi
  • Wristwatch
    Patent number: D333989
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: March 16, 1993
    Assignee: Seiko Instruments Inc.
    Inventors: Kenichi Sugibayashi, Keizo Kumano