Patents by Inventor Kiyoyasu Waki

Kiyoyasu Waki 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).

  • Slider for slide fasteners
    Patent number: D320955
    Type: Grant
    Filed: July 10, 1989
    Date of Patent: October 22, 1991
    Assignee: Yoshida Kogyo K.K.
    Inventors: Yoshiyuki Horita, Kiyoyasu Waki
  • Slider for slide fastener
    Patent number: D320956
    Type: Grant
    Filed: July 10, 1989
    Date of Patent: October 22, 1991
    Assignee: Yoshida Kogyo K.K.
    Inventors: Yoshiyuki Horita, Kiyoyasu Waki