Patents by Inventor Hiroaki Machii

Hiroaki Machii 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).

  • Translucent color filter
    Patent number: D438331
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: February 27, 2001
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Hideo Moriyama, Masayuki Katogi, Hiroaki Machii
  • Color illumination unit
    Patent number: D441884
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: May 8, 2001
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Hideo Moriyama, Masayuki Katogi, Hiroaki Machii
  • Color illumination unit
    Patent number: D441885
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: May 8, 2001
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Hideo Moriyama, Masayuki Katogi, Hiroaki Machii
  • Color illumination unit
    Patent number: D442303
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: May 15, 2001
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Hideo Moriyama, Masayuki Katogi, Hiroaki Machii
  • Colored light emitting unit
    Patent number: D444895
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: July 10, 2001
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Hideo Moriyama, Masayuki Katogi, Hiroaki Machii
  • Light emitting element
    Patent number: D444896
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: July 10, 2001
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Hideo Moriyama, Masayuki Katogi, Hiroaki Machii