Patents by Inventor Isao Hyoui

Isao Hyoui 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).

  • Eyeglass frame
    Patent number: D392667
    Type: Grant
    Filed: September 16, 1996
    Date of Patent: March 24, 1998
    Assignee: Nikon Corporation
    Inventor: Isao Hyoui
  • Eyeglass frame
    Patent number: D403008
    Type: Grant
    Filed: December 5, 1997
    Date of Patent: December 22, 1998
    Assignee: Nikon Corporation
    Inventor: Isao Hyoui