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Tokyo, JP
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last 30 patents
Information
Patent Grant
Control device for camera
Patent number
5,253,004
Issue date
Oct 12, 1993
Asahi Kogaku Kogyo Kabushiki Kaisha
Junji Umetsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Removable coupling device between a photographic camera and an acce...
Patent number
4,455,723
Issue date
Jun 26, 1984
Ashai Optical Co., Ltd.
Junji Umetsu
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Drop-proof and dust-proof device in rotary operation section of camera
Patent number
4,440,403
Issue date
Apr 3, 1984
Asahi Kogaku Kogyo Kabushiki Kaisha
Fumio Urano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Device for protecting the operating section of a camera from water...
Patent number
4,244,591
Issue date
Jan 13, 1981
Asahi Kogaku Kogyo Kabushiki Kaisha
Junji Umetsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Release device in a camera having a motor drive unit
Patent number
4,212,525
Issue date
Jul 15, 1980
Asahi Kogaku Kogyo Kabushiki Kaisha
Fumio Urano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Environmentally protected camera with an interchangeable drawing ty...
Patent number
4,209,247
Issue date
Jun 24, 1980
Asahi Kogaku Kogyo Kabushiki Kaisha
Fumio Urano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Moisture and dust proof sealing arrangement for camera body rear cover
Patent number
4,208,118
Issue date
Jun 17, 1980
Asahi Kogaku Kogyo Kabushiki Kaisha
Fumio Urano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Shutter release security device in motor drive camera
Patent number
4,202,617
Issue date
May 13, 1980
Asahi Kogaku Kogyo Kabushiki Kaisha
Fumio Urano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Replaceable finder system for single-lens reflex camera
Patent number
4,132,472
Issue date
Jan 2, 1979
Asahi Kogaku Kogyo Kabushiki Kaisha
Fumio Urano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY