Patents by Inventor Hisashi Shima

Hisashi Shima 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 computer
    Patent number: D348443
    Type: Grant
    Filed: April 10, 1992
    Date of Patent: July 5, 1994
    Assignee: International Business Machines Corp.
    Inventors: Richard F. Sapper, Hisashi Shima, Kazuhiko Yamazaki
  • Portable hard disk drive
    Patent number: D358138
    Type: Grant
    Filed: November 12, 1992
    Date of Patent: May 9, 1995
    Assignee: International Business Machines Corporation
    Inventors: Ichiroh Koyanagi, Yoshiyuki Manabe, Makoto Ohtsuki, Hisashi Shima
  • Portable personal computer
    Patent number: D361322
    Type: Grant
    Filed: January 11, 1994
    Date of Patent: August 15, 1995
    Assignee: International Business Machines Corporation
    Inventors: Kazuhiko Yamazaki, Hisashi Shima
  • Personal computer housing
    Patent number: D361323
    Type: Grant
    Filed: January 7, 1994
    Date of Patent: August 15, 1995
    Assignee: International Business Machines Corporation
    Inventors: Kazuhiko Yamazaki, Hisashi Shima
  • Multi-media portable computer
    Patent number: D363471
    Type: Grant
    Filed: April 18, 1994
    Date of Patent: October 24, 1995
    Assignee: International Business Machines Corporation
    Inventors: Hisashi Shima, Kazuo Nakada, Kazuhiko Yamazaki, Richard Sapper