Patents by Inventor Yumi Kubota

Yumi Kubota 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).

  • Clock
    Patent number: D370418
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: June 4, 1996
    Assignee: Seikosha Co., Ltd.
    Inventor: Yumi Kubota
  • Clock
    Patent number: D396192
    Type: Grant
    Filed: November 9, 1995
    Date of Patent: July 21, 1998
    Assignee: Seiko Clock Inc.
    Inventor: Yumi Kubota