Sunao Ishizaka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Film speed setting device for camera
- Patent number 4,624,540
- Issue date Nov 25, 1986
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Film sensitivity setting device for camera
- Patent number 4,579,433
- Issue date Apr 1, 1986
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera film feed control apparatus
- Patent number 4,561,741
- Issue date Dec 31, 1985
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera provided with means for detecting information on film cartridge
- Patent number 4,558,935
- Issue date Dec 17, 1985
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for detecting code on film cartridge
- Patent number 4,550,991
- Issue date Nov 5, 1985
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera provided with a mechanism for detecting the film speed of a...
- Patent number 4,538,890
- Issue date Sep 3, 1985
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Mount device of an interchangeable lens
- Patent number 4,391,488
- Issue date Jul 5, 1983
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Signal transmitting device of an intermediate lens barrel of a camera
- Patent number 4,329,040
- Issue date May 11, 1982
- Nippon Kogaku K.K.
- Kunihiro Fukino
- G02 - OPTICS
Information Patent Grant
Information transmission means in an intermediate lens tube for camera
- Patent number 4,326,788
- Issue date Apr 27, 1982
- Nippon Kogaku K.K.
- Sachio Ohmori
- G02 - OPTICS
Information Patent Grant
Aperture interlocking device for a single lens reflex camera of the...
- Patent number RE30915
- Issue date Apr 27, 1982
- Nippon Kogaku K.K.
- Sunao Ishizaka
- 354 -
Information Patent Grant
Mount device of a focal length changing auxiliary lens
- Patent number 4,314,752
- Issue date Feb 9, 1982
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G02 - OPTICS
Information Patent Grant
Large aperture ratio interchangeable lens for a single lens reflex...
- Patent number 4,283,133
- Issue date Aug 11, 1981
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Lens barrel for both priorities or shutter speed priority mode auto...
- Patent number 4,269,497
- Issue date May 26, 1981
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographing mode switching mechanism in camera
- Patent number 4,200,381
- Issue date Apr 29, 1980
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Viewfinder focusing screen supporting apparatus for single-lens ref...
- Patent number 4,187,016
- Issue date Feb 5, 1980
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure indicating device in a single lens reflex camera having a...
- Patent number 4,134,661
- Issue date Jan 16, 1979
- Nippon Kogaku K.K.
- Sunao Ishizaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Sunao Ishizaka

Person

Patents Grantslast 30 patents

Film speed setting device for camera

Film sensitivity setting device for camera

Camera film feed control apparatus

Camera provided with means for detecting information on film cartridge

Device for detecting code on film cartridge

Camera provided with a mechanism for detecting the film speed of a...

Mount device of an interchangeable lens

Signal transmitting device of an intermediate lens barrel of a camera

Information transmission means in an intermediate lens tube for camera

Aperture interlocking device for a single lens reflex camera of the...

Mount device of a focal length changing auxiliary lens

Large aperture ratio interchangeable lens for a single lens reflex...

Lens barrel for both priorities or shutter speed priority mode auto...

Photographing mode switching mechanism in camera

Viewfinder focusing screen supporting apparatus for single-lens ref...

Exposure indicating device in a single lens reflex camera having a...