Patents by Inventor Hidetoshi Tamaki

Hidetoshi Tamaki 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).

  • Electronic calculator with printer
    Patent number: D442618
    Type: Grant
    Filed: June 25, 1999
    Date of Patent: May 22, 2001
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hidetoshi Tamaki
  • Personal digital assistant
    Patent number: D465219
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: November 5, 2002
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Kunihiro Ohki
  • Mobile communication device
    Patent number: D571800
    Type: Grant
    Filed: December 1, 2006
    Date of Patent: June 24, 2008
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Matias Duarte
  • Combined digital audio disc player, radio tuner and tape recorder
    Patent number: D329856
    Type: Grant
    Filed: October 19, 1990
    Date of Patent: September 29, 1992
    Assignee: Sharp Corporation
    Inventor: Hidetoshi Tamaki
  • Portable computer with operation pen
    Patent number: D355165
    Type: Grant
    Filed: November 20, 1992
    Date of Patent: February 7, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hiroshi Sakaguchi, Hidetoshi Tamaki
  • Computer
    Patent number: D355170
    Type: Grant
    Filed: November 2, 1993
    Date of Patent: February 7, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kanji Mizusugi, Kensho Tsuji, Hidetoshi Tamaki, Mitsuo Kawa
  • Electronic calculator
    Patent number: D383773
    Type: Grant
    Filed: July 10, 1996
    Date of Patent: September 16, 1997
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Satoshi Ito
  • Personal computer
    Patent number: D384043
    Type: Grant
    Filed: June 27, 1996
    Date of Patent: September 23, 1997
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hidetoshi Tamaki
  • Electronic computer
    Patent number: D398904
    Type: Grant
    Filed: July 8, 1997
    Date of Patent: September 29, 1998
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Kunihiro Ohki
  • Electronic computer
    Patent number: D411181
    Type: Grant
    Filed: June 25, 1998
    Date of Patent: June 22, 1999
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Tamiko Kuwahara
  • Electronic computer with docking station
    Patent number: D412494
    Type: Grant
    Filed: June 25, 1998
    Date of Patent: August 3, 1999
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Tamiko Kuwahara
  • Mobile phone
    Patent number: D668626
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: October 9, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hidetoshi Tamaki
  • Electronic organizer
    Patent number: D430872
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: September 12, 2000
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hidetoshi Tamaki, Makiko Okumura
  • Electronic calculator with printer
    Patent number: D433056
    Type: Grant
    Filed: June 25, 1999
    Date of Patent: October 31, 2000
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hidetoshi Tamaki