Patents by Inventor Kiyotaka Izawa

Kiyotaka Izawa 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).

  • Computer generated icon for a display screen
    Patent number: D441761
    Type: Grant
    Filed: August 12, 1999
    Date of Patent: May 8, 2001
    Assignee: Hitachi, Ltd.
    Inventors: Kazuhisa Machida, Kiyotaka Izawa, Takafumi Kawasaki
  • Computer generated icon for a display screen
    Patent number: D450057
    Type: Grant
    Filed: August 12, 1999
    Date of Patent: November 6, 2001
    Assignee: Hitachi, Ltd.
    Inventor: Kiyotaka Izawa
  • Magnetic disc storage unit for electronic computer
    Patent number: D411184
    Type: Grant
    Filed: May 5, 1998
    Date of Patent: June 22, 1999
    Assignee: Hitachi, Ltd.
    Inventors: Kiyotaka Izawa, Takashi Yamamoto, Toshiyuki Utsuki, Taisuke Kashima, Shinichi Nishiyama, Yasuyuki Katakura, Kouji Furuta
  • Automatic postal code reading and sorting machine,
    Patent number: D413626
    Type: Grant
    Filed: March 10, 1998
    Date of Patent: September 7, 1999
    Assignee: Hitachi, Ltd.
    Inventors: Kiyotaka Izawa, Noriyoshi Ogura, Higashihara Tohru, Toshiyuki Edakawa, Toru Takahashi, Isamu Kamikawauchi, Hiroaki Nishiuchi, Tetsuya Kouno
  • Magnetic disc storage unit for electronic computer
    Patent number: D417202
    Type: Grant
    Filed: September 8, 1998
    Date of Patent: November 30, 1999
    Assignee: Hitachi, Ltd.
    Inventors: Kiyotaka Izawa, Takashi Yamamoto, Toshiyuki Utsuki, Masanori Hori, Tadahisa Ishiwata