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Masanori Watanabe
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Yotsukaido, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Focal plane shutter for cameras
Patent number
RE33117
Issue date
Nov 21, 1989
Seiko Koki Kabushiki Kaisha
Eiichi Onda
354 -
Information
Patent Grant
Electromagnetic shutter release device for cameras
Patent number
4,350,427
Issue date
Sep 21, 1982
Seiko Koki Kabushiki Kaisha
Kiyoshi Kitai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Manual focal point adjusting and change-over device for use in auto...
Patent number
4,349,258
Issue date
Sep 14, 1982
Seiko Koki Kabushiki Kaisha
Kiyoshi Kitai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Actuating lever stopping device of a camera shutter mechanism
Patent number
4,259,001
Issue date
Mar 31, 1981
Seiko Koki Kabushiki Kaisha
Masanori Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Flash system changeover device for the shutter of camera
Patent number
4,240,732
Issue date
Dec 23, 1980
Seiko Koki Kabushiki Kaisha
Yukio Morino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Control device in a shutter for a camera
Patent number
4,229,093
Issue date
Oct 21, 1980
Seiko Koki Kabushiki Kaisha
Mitsuo Koyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Synchronizing device for electronic program shutter
Patent number
4,208,111
Issue date
Jun 17, 1980
Seiko Koki Kabushiki Kaisha
Kiyoshi Kitai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Selftimer on camera
Patent number
4,205,908
Issue date
Jun 3, 1980
Seiko Koki Kabushiki Kaisha
Kiyoshi Kitai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Opening and closing device of a camera shutter mechanism
Patent number
4,145,132
Issue date
Mar 20, 1979
Seiko Koki Kabushiki Kaisha
Eiichi Onda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Control device of shutter for camera
Patent number
4,143,957
Issue date
Mar 13, 1979
Seiko Koki Kabushiki Kaisha
Ichiro Nemoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging mechanism of a camera shutter
Patent number
4,142,789
Issue date
Mar 6, 1979
Seiko Koki Kabushiki Kaisha
Mitsuo Koyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diaphragm control device for flash photography
Patent number
4,122,464
Issue date
Oct 24, 1978
Seiko Koki Kabushiki Kaisha
Tomoo Yonemoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Control device of a shutter for a camera
Patent number
4,119,986
Issue date
Oct 10, 1978
Seiko Koki Kabushiki Kaisha
Mitsuo Koyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Shutter opening and closing mechanism for cameras
Patent number
4,114,174
Issue date
Sep 12, 1978
Seiko Koki Kabushiki Kaisha
Eiichi Onda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Shutter and view finder for single lens reflex camera
Patent number
4,110,767
Issue date
Aug 29, 1978
Seiko Koki Kabushiki Kaisha
Eiichi Onda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Contact mechanism of shutter for camera
Patent number
4,104,665
Issue date
Aug 1, 1978
Seiko Koki Kabushiki Kaisha
Nakagawa Tadashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY