Patents by Inventor Seihei Wada

Seihei Wada 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).

  • Ultra sonic alarm detector
    Patent number: D271573
    Type: Grant
    Filed: September 16, 1981
    Date of Patent: November 29, 1983
    Assignee: Uro Denshi Kogyo Kabushiki Kaisha
    Inventors: Seihei Wada, Kiyozumi Chino
  • Ultra sonic alarm detector
    Patent number: D273572
    Type: Grant
    Filed: September 16, 1981
    Date of Patent: April 24, 1984
    Assignee: Uro Denshi Kogyo Kabushiki Kaisha
    Inventors: Seihei Wada, Kiyozumi Chino