Patents by Inventor Taiji Tsujimoto

Taiji Tsujimoto 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).

  • Personal digital assistant
    Patent number: D502703
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: March 8, 2005
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Taiji Tsujimoto, Tamaki Hidetoshi
  • Expansion unit for personal digital assistant
    Patent number: D500041
    Type: Grant
    Filed: February 26, 2004
    Date of Patent: December 21, 2004
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Taiji Tsujimoto
  • Vacuum cleaner
    Patent number: D403477
    Type: Grant
    Filed: June 19, 1997
    Date of Patent: December 29, 1998
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Taiji Tsujimoto, Masafumi Yamagami
  • Vacuum cleaner
    Patent number: D403478
    Type: Grant
    Filed: June 19, 1997
    Date of Patent: December 29, 1998
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Taiji Tsujimoto, Masafumi Yamagami
  • Video camera for an electronic computer
    Patent number: D426249
    Type: Grant
    Filed: October 1, 1999
    Date of Patent: June 6, 2000
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Taiji Tsujimoto