ET

Eiichi Tano

PE Pentax: 14 patents #135 of 761Top 20%
AK Asahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
📍 Asaka, JP: #57 of 378 inventorsTop 20%
Overall (All Time): #303,552 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
4629305 Automatic exposure camera Osamu Sato, Kiyoshi Negishi 1986-12-16
4571046 Automatic focus detecting camera Koji Suzuki 1986-02-18
4558940 Manual aperture value setting circuit for camera Takeo Kobayashi, Kiyoshi Negishi 1985-12-17
4557575 Photographing mode display switching circuit Takeo Kobayashi, Kiyoshi Negishi 1985-12-10
4555170 Device for illuminating display unit in viewfinder Yoshio Wakui, Kiyoshi Negishi 1985-11-26
4514075 Automatic control apparatus for photographic camera Kiyoshi Negishi, Masahiro Kawasaki 1985-04-30
4382669 Disablement of shutter release in photographic camera having interchangeable objectives Tetsuji Shono 1983-05-10
4325623 Shutter speed display device Koji Suzuki 1982-04-20
4324468 Electric source circuit for camera Koji Suzuki 1982-04-13
4324462 Exposure time control circuit for camera Koji Suzuki 1982-04-13
4306785 Camera exposure time control circuit Koji Suzuki 1981-12-22
4222644 Digital exposure display circuit Masahiro Kawasaki 1980-09-16
4201462 Lens barrel having an aperture information transmission section Naoyuki Uno, Fumio Urano, Hiroshi Kurei 1980-05-06
4198148 Display device in camera view finder 1980-04-15
4196998 Camera display device in view finder Sinji Urata 1980-04-08
4182556 Camera indication device Shinji Urata 1980-01-08