-
Built-in retractable flash of a camera
-
Patent number 6,351,609
-
Issue date Feb 26, 2002
-
Asahi Kogaku Kogyo Kabushiki Kaisha
-
Tetsuo Hosokawa
-
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
-
Dustproof view finder
-
Patent number RE36018
-
Issue date Dec 29, 1998
-
Asahi Kogaku Kogyo Kabushiki Kaisha
-
Tetsuya Abe
-
396 - Photography
-
Zoom finder system
-
Patent number RE35600
-
Issue date Sep 2, 1997
-
Asahi Kogaku Kogyo Kabushiki Kaisha
-
Katsuhiko Nozaki
-
396 - Photography
-
-
Dustproof view finder
-
Patent number 5,250,969
-
Issue date Oct 5, 1993
-
Asahi Kogaku Kogyo Kabushiki Kaisha
-
Tetsuya Abe
-
G02 - OPTICS
-
-
Zoom finder system
-
Patent number 5,193,030
-
Issue date Mar 9, 1993
-
Asahi Kogaku Kogyo K.K.
-
Katsuhiko Nozaki
-
G02 - OPTICS
-
-
Zoom finder system
-
Patent number 4,992,809
-
Issue date Feb 12, 1991
-
Asahi Kogaku Kogyo Kabushiki Kaisha
-
Katsuhiko Nozaki
-
G02 - OPTICS