Patents by Inventor Yoko Ikegami

Yoko Ikegami 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).

  • Watch case with band
    Patent number: D455357
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: April 9, 2002
    Assignee: Seiko Kabushiki Kaisha
    Inventors: Yoko Ikegami, Kazuo Iwanaga, Yoichi Hirata
  • Controller for electric actuator
    Patent number: D924179
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: July 6, 2021
    Assignee: SMC CORPORATION
    Inventors: Takeshi Hirose, Satoshi Kuroda, Yoko Ikegami, Yuta Oshima