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Yoshiaki Ohtsubo
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Kawasaki, JP
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last 30 patents
Information
Patent Grant
Charge control device in a flash device for a camera
Patent number
4,511,233
Issue date
Apr 16, 1985
Nippon Kogaku K.K.
Kazuyuki Kazami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Flash device of a camera
Patent number
4,441,774
Issue date
Apr 10, 1984
Nippon Kogaku K.K.
Kazuyuki Kazami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Pop up flash device control for a camera
Patent number
4,407,573
Issue date
Oct 4, 1983
Nippon Kogaku K.K.
Hiroshi Wakabayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Power supply control circuit in a camera
Patent number
4,389,108
Issue date
Jun 21, 1983
Nippon Kogaku K.K.
Yoshiaki Ohtsubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera having a flashlight photography recommendation device
Patent number
4,373,790
Issue date
Feb 15, 1983
Nippon Kogaku K.K.
Yoshiaki Ohtsubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Shutter control device for a camera having a shutter release lock d...
Patent number
4,362,373
Issue date
Dec 7, 1982
Nippon Kogaku K.K.
Kazuyuki Kazami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Temperature-compensated signal transmitting device
Patent number
4,340,284
Issue date
Jul 20, 1982
Nippon Kogaku K.K.
Yoshiaki Ohtsubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Shutter time adjustment for a flash mode and/or film-leader location
Patent number
4,302,085
Issue date
Nov 24, 1981
Nippon Kogaku K.K.
Kazuyuki Kazami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Automatic focus adjusting device of a camera having a self-timer
Patent number
4,289,388
Issue date
Sep 15, 1981
Nippon Kogaku K.K.
Hiroshi Wakabayashi
G02 - OPTICS
Information
Patent Grant
Exposure parameter information generating circuit in a single lens...
Patent number
4,275,953
Issue date
Jun 30, 1981
Nippon Kogaku K.K.
Sakuji Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Power supply circuit for camera
Patent number
4,269,496
Issue date
May 26, 1981
Nippon Kogaku K.K.
Ryuzo Motoori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Memory holding device in a single lens reflex camera
Patent number
4,264,164
Issue date
Apr 28, 1981
Nippon Kogaku K.K.
Ryuzo Motoori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Alarm device control system in a camera
Patent number
4,239,358
Issue date
Dec 16, 1980
Nippon Kogaku K.K.
Yoshiaki Ohtsubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sound alarm device in a camera
Patent number
4,238,146
Issue date
Dec 9, 1980
Nippon Kogaku K.K.
Yasunori Kitamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Control system for flash photographing apparatus
Patent number
4,189,219
Issue date
Feb 19, 1980
Nippon Kogaku K.K.
Hiroshi Hasegawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit for integrating a quantity of light in an automatic control...
Patent number
4,160,160
Issue date
Jul 3, 1979
Nippon Kogaku K.K.
Hiroshi Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Device for indicating condition of exposure in an automatic control...
Patent number
4,122,465
Issue date
Oct 24, 1978
Nippon Kogaku K.K.
Hiroshi Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY