Patents by Inventor Masao Ohshiro

Masao Ohshiro 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).

  • Swimming pool
    Patent number: D244452
    Type: Grant
    Filed: July 23, 1974
    Date of Patent: May 24, 1977
    Assignee: Yamaha, Hatsudoki Kabushiki Kaisha
    Inventor: Masao Ohshiro
  • Swimming pool
    Patent number: D244453
    Type: Grant
    Filed: March 3, 1976
    Date of Patent: May 24, 1977
    Assignee: Yamaha, Hatsudoki Kabushiki Kaisha
    Inventor: Masao Ohshiro