Patents by Inventor Tsutomu Suyama

Tsutomu Suyama 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).

  • Base for display monitor
    Patent number: D303959
    Type: Grant
    Filed: December 8, 1986
    Date of Patent: October 10, 1989
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Tsutomu Suyama, Masaharu Wakamatsu, Takahiko Yamamuro, Kazuyuki Fukushima
  • Display monitor
    Patent number: D305755
    Type: Grant
    Filed: August 17, 1987
    Date of Patent: January 30, 1990
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Tsutomu Suyama, Masaharu Wakamatsu, Shozoo Fujita
  • Display monitor
    Patent number: D310829
    Type: Grant
    Filed: August 17, 1987
    Date of Patent: September 25, 1990
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Tsutomu Suyama, Masaharu Wakamatsu, Koji Saito, Kiyofumi Koya
  • Display monitor
    Patent number: D313228
    Type: Grant
    Filed: August 17, 1987
    Date of Patent: December 25, 1990
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Tsutomu Suyama, Masaharu Wakamatsu, Koji Saito, Kiyofumi Koya
  • Fluorescent display tube for large screen video matrix array
    Patent number: D317657
    Type: Grant
    Filed: October 27, 1989
    Date of Patent: June 18, 1991
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Shuji Iwata, Tsutomu Suyama, Nobuo Terazaki, Shunichi Futatsuishi, Zenichiro Hara, Noriyuki Tomimatsu