Patents by Inventor Makoto M. Iwashita

Makoto M. Iwashita 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).

  • Novelty cup
    Patent number: D245138
    Type: Grant
    Filed: July 23, 1975
    Date of Patent: July 26, 1977
    Inventor: Makoto M. Iwashita
  • Novelty cup
    Patent number: D247540
    Type: Grant
    Filed: July 23, 1975
    Date of Patent: March 21, 1978
    Inventor: Makoto M. Iwashita