Patents by Inventor Makoto Fukatsu

Makoto Fukatsu 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).

  • Patent number: D304595
    Type: Grant
    Filed: July 7, 1987
    Date of Patent: November 14, 1989
    Assignee: Hitachi, Ltd.
    Inventors: Takanori Nishiyama, Makoto Fukatsu, Yuichi Kosukegawa, Yukinobu Ichikawa, Shigeru Ichimura
  • Patent number: D336643
    Type: Grant
    Filed: July 18, 1991
    Date of Patent: June 22, 1993
    Assignee: Hitachi, Ltd.
    Inventors: Tadashi Kitashima, Makoto Fukatsu, Junji Kii
  • Patent number: D340708
    Type: Grant
    Filed: July 30, 1991
    Date of Patent: October 26, 1993
    Assignee: Hitachi, Ltd.
    Inventors: Atsushi Ishibashi, Kazuhiko Nishiyama, Makoto Fukatsu, Masao Horie
  • Patent number: D342502
    Type: Grant
    Filed: September 30, 1992
    Date of Patent: December 21, 1993
    Assignee: Hitachi, Ltd.
    Inventors: Makoto Fukatsu, Daiji Tsuboi, Tadashi Kitajima, Ryuichirou Tanaka, Fumiyoshi Akiyama