TM

Tadashi Minakuchi

PE Pentax: 23 patents #67 of 761Top 9%
HO Hoya: 8 patents #145 of 1,290Top 15%
PE Pentax: 3 patents #145 of 396Top 40%
Overall (All Time): #103,157 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5760944 Scanning optical device Masahiro Oono, Mitsunori Iima, Hiroshi Kanazawa 1998-06-02
5189654 Automatic gain control apparatus for use in optical disc recording and playback system 1993-02-23
5166916 Automatic gain control apparatus 1992-11-24
5153865 Automatic gain control apparatus 1992-10-06
5153871 Controlling a laser used with an optical disk apparatus 1992-10-06
5150346 Automatic tracking servo gain control apparatus 1992-09-22
5119360 Controlling a laser used with an optical disk apparatus 1992-06-02
4593985 Automatic photographing device for video camera 1986-06-10
4465352 Automatic focusing device Hitoshi Hirobe, Shigeo Enomoto, Shinji Urata 1984-08-14