AA

Akira Akashi

Canon: 83 patents #198 of 19,416Top 2%
SC Shinko Pantec Co.: 4 patents #10 of 55Top 20%
KC Kobelco Eco-Solutions Co.: 2 patents #11 of 46Top 25%
KO Konica: 2 patents #962 of 1,958Top 50%
YE Yaskawa Electric: 1 patents #557 of 1,006Top 60%
KC Kansai Coke And Chemicals Co.: 1 patents #11 of 29Top 40%
Overall (All Time): #17,277 of 4,157,543Top 1%
92
Patents All Time

Issued Patents All Time

Showing 76–92 of 92 patents

Patent #TitleCo-InventorsDate
4728785 Focus detecting device using adjustable inclined sensing means Ichiro Ohnuki, Yasuo Suda, Akira Ishizaki, Keiji Ohtaka, Takeshi Koyama 1988-03-01
4716282 Focus state detection method and apparatus with selective statistical processing Hiroshi Ohmura, Akira Ishizaki, Keiji Ohtaka, Yasuo Suda 1987-12-29
4709138 Apparatus for detecting shake of image of object Yasuo Suda, Akira Hiramatsu 1987-11-24
4705380 Automatic focusing device Hiroshi Yamamoto 1987-11-10
4698492 Focus detector system with a distortion compensation mask Keiji Ohtaka, Akira Hiramatsu, Yasuo Suda, Akira Ishizaki 1987-10-06
4688920 Focus state detecting system Yasuo Suda, Hiroshi Ohmura, Akira Ishizaki, Keiji Ohtaka 1987-08-25
4676623 Solid-state imaging device Kenji Suzuki 1987-06-30
4670645 Focus detecting device with shading reduction optical filter Keiji Ohtaka, Akira Ishizaki, Yasuo Suda, Akira Hiramatsu 1987-06-02
4643557 Exposure control apparatus Akira Ishizaki, Keiji Ohtaka, Yasuo Suda, Akira Hiramatsu 1987-02-17
4636056 Electrical power supply circuit in a camera Ryuichi Kobayashi, Masaharu Kawamura 1987-01-13
4634255 Focus detection apparatus Yasuo Suda, Akira Ishizaki, Keiji Ohtaka, Akira Hiramatsu 1987-01-06
4618236 Focus detecting apparatus Akira Ishizaki, Akira Hiramatsu, Yasuo Suda, Keiji Ohtaka 1986-10-21
4617459 Automatic focusing device with low light contrast inhibiting means Masanori Yamada 1986-10-14
4572643 Camera capable of operating in an automatic focus adjusting mode and a manual focus adjusting mode 1986-02-25
4555169 Focus detecting device for a camera Yasuo Suda, Akira Ishizaki, Akira Hiramatsu, Keiji Ohtaka 1985-11-26
4448509 Interchangeable lens barrel with signal transfer contacts Makoto Katsuma, Shigeru Kamata, Syuichiro Saito, Masaharu Kawamura 1984-05-15
4437752 Safety device for camera and accessory Makoto Katsuma, Masaharu Kawamura, Shigeru Kamata, Syuichiro Saito 1984-03-20