TK

Toshihiko Karasaki

MI Minolta: 56 patents #15 of 1,109Top 2%
MC Minolta Co.: 4 patents #477 of 1,416Top 35%
Overall (All Time): #39,558 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
4942418 Focus condition detecting device Toshio Norita, Tokuji Ishida, Masataka Hamada, Nobuyuki Taniguchi 1990-07-17
4910548 Camera with a multi-zone focus detecting device Nobuyuki Taniguchi, Tokuji Ishida, Toshio Norita, Masataka Hamada 1990-03-20
4908504 Focus detecting optical system Kazumi Sugitani 1990-03-13
4908505 System for detecting the focus condition of a cata-dioptric lens and interchangeable lens for use therewith Nobuyuki Taniguchi, Hiromu Mukai, Hisashi Tokumaru, Tokuji Ishida 1990-03-13
4908649 Automatic focus detection device for use in a camera Toru Matsui 1990-03-13
4903065 Focus condition detecting device Nobuyuki Taniguchi, Hiromu Mukai, Hisashi Tokumaru, Tokuji Ishida 1990-02-20
4901102 Focus detecting optical system Kazumi Sugitani 1990-02-13
4900911 Focus detecting system utilizing correction data on aberrations of the photographic lens Toru Matsui 1990-02-13
4882601 Camera with an automatic focusing device Nishinomiya Taniguchi, Tokuji Ishida, Toshio Norita, Masataka Hamada 1989-11-21
4878076 Exposure controlling system and interchangeable lens therefor Nobuyuki Taniguchi, Hiromu Mukai, Hisashi Tokumaru, Tokuji Ishida 1989-10-31
4878079 Focus detecting device Masataka Hamada, Toru Matsui, Yukio Maekawa 1989-10-31
4862204 Focus detection device and method Tokuji Ishida, Masataka Hamada, Toshio Norita, Nobuyuki Taniguchi 1989-08-29
4857720 Focus detecting system using multiple portions of the image to be focussed 1989-08-15
4857718 Focus detecting device Kazumi Sugitani 1989-08-15
4851657 Focus condition detecting device using weighted center or contrast evaluation Nobuyuki Taniguchi, Tokuji Ishida, Masataka Hamada, Toshio Norita 1989-07-25
4845353 Focus detecting system 1989-07-04
4835615 Image sensor with improved response characteristics Nobuyuki Taniguchi, Tokuji Ishida, Masataka Hamada, Toshio Norita 1989-05-30
4835562 Focus condition detecting device Toshio Norita, Tokuji Ishida, Masataka Hamada, Nobuyuki Taniguchi 1989-05-30
4831403 Automatic focus detection system Tokuji Ishida, Masataka Hamada, Kenji Ishibashi, Nobuyuki Taniguchi, Hiroshi Ootsuka +1 more 1989-05-16
4818865 Focus detecting system for camera utilizing correction data on the aberration of the photographic lens Toru Matsui 1989-04-04
4816861 Focus condition detecting device Nobuyuki Taniguchi, Tokuji Ishida, Masataka Hamada, Toshio Norita 1989-03-28
4808808 Focus detecting optical system including two prisms for light refraction Tokuji Ishida, Masataka Hamada, Toshio Norita, Nobuyuki Taniguchi 1989-02-28
4809077 Solid state image sensor drive apparatus Toshio Norita, Tokuji Ishida, Masataka Hamada, Nobuyuki Taniguchi 1989-02-28
4792820 Camera with automatic focus and exposure control means Toshio Norita, Nobuyuki Taniguchi, Tokuji Ishida, Masataka Hamada 1988-12-20
4768052 Focus detecting device Masataka Hamada, Toru Matsui, Yukio Maekawa 1988-08-30