YA

Yoshihiko Azuma

MI Minolta: 14 patents #132 of 1,109Top 15%
MC Minolta Co.: 4 patents #477 of 1,416Top 35%
DI Dai Nippon Insatsu: 1 patents #197 of 371Top 55%
Overall (All Time): #211,980 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
6249317 Automatic exposure control apparatus Nobuo Hashimoto, Keizou Ochi, Gen Sasaki, Kenji Mizumoto, Hiroaki Kubo +2 more 2001-06-19
6072526 Image sensing device that can correct colors corresponding to skin in a video signal Nobuo Hashimoto, Keizou Ochi, Gen Sasaki, Kenji Mizumoto, Hiroaki Kubo +2 more 2000-06-06
6055684 Sauna apparatus 2000-05-02
5799215 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1998-08-25
5796076 Sauna heater control 1998-08-18
5589934 Light measuring apparatus capable of measuring ambient light and flash light Norihisa Hosoi, Susumu Shirai, Kenichiro Hibi, Yoshihiro Okui, Takehiro Katoh 1996-12-31
5576786 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1996-11-19
5539495 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1996-07-23
5504552 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1996-04-02
5319413 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1994-06-07
5245379 Exposure value setting device for a camera Takehiro Katoh, Hiroshi Ootsuka, Toshihiko Ishimura, Masataka Hamada, Katsumi Kozakai +2 more 1993-09-14
5235379 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1993-08-10
5223884 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1993-06-29
5130737 Flash bracket photographing apparatus for a camera Takehiro Katoh, Naohiro Kageyama, Masayasu Hirano 1992-07-14
5111285 Video printer device Shuji Fujita, Masashi Narita, Masanori Akada 1992-05-05
5019851 Camera system Takehiro Katoh, Hiroshi Ootsuka, Toshihiko Ishimura, Masataka Hamada, Katsumi Kozakai +2 more 1991-05-28
5006877 Camera system Takehiro Katoh, Masayasu Hirano, Naohiro Kageyama, Toshihiko Ishimura, Kenji Tsuji +1 more 1991-04-09
4994844 Camera system Takehiro Katoh, Yasuteru Yamano, Masayasu Hirano, Hiroshi Ootsuka, Takeshi Egawa +3 more 1991-02-19
4974011 Camera system Takehiro Katoh, Hiroshi Ootsuka, Toshihiko Ishimura, Masataka Hamada, Katsumi Kozakai +2 more 1990-11-27
4937601 Winding and rewinding apparatus Takehiro Katoh, Yasuteru Yamano, Masayasu Hirano, Hiroshi Ootsuka, Takeshi Egawa +3 more 1990-06-26
4737815 Photometer Kazuhiko Naruse, Naoya Takata, Takehiro Katoh 1988-04-12