Akira Ogasawara

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Lens drive control apparatus for automatic focusing
- Patent number 4,772,909
- Issue date Sep 20, 1988
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Control apparatus for camera
- Patent number 4,758,859
- Issue date Jul 19, 1988
- Nippon Kogaku K.K.
- Kimio Uematsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera having an auto-focusing device
- Patent number 4,723,139
- Issue date Feb 2, 1988
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Diaphragm-control apparatus for camera
- Patent number 4,695,150
- Issue date Sep 22, 1987
- Nippon Kogaku K.K.
- Akira Ogasawara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control device for automatic focusing
- Patent number 4,634,851
- Issue date Jan 6, 1987
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Motor driver for auto-focus camera
- Patent number 4,613,224
- Issue date Sep 23, 1986
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Automatic focus adjusting device with a brightness dependent lens d...
- Patent number 4,506,150
- Issue date Mar 19, 1985
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Apparatus for transmitting information signals in a camera
- Patent number 4,496,229
- Issue date Jan 29, 1985
- Nippon Kogaku K. K.
- Akira Ogasawara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focusing device of a camera
- Patent number 4,473,286
- Issue date Sep 25, 1984
- Nippon Kogaku K.K.
- Sakuji Watanabe
- G02 - OPTICS
Information Patent Grant
Focus regulating device for camera with automatic exposure control
- Patent number 4,460,257
- Issue date Jul 17, 1984
- Nippon Kogaku K.K.
- Akira Ogasawara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focus adjusting apparatus using weighted average means
- Patent number 4,447,719
- Issue date May 8, 1984
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Auto focus camera
- Patent number 4,422,739
- Issue date Dec 27, 1983
- Nippon Kogaku K.K.
- Sakuji Watanabe
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus with detection only when the lens is s...
- Patent number 4,414,469
- Issue date Nov 8, 1983
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
System for focus detection utilizing a photoelectric sensor array
- Patent number 4,368,383
- Issue date Jan 11, 1983
- Nippon Kogaku K.K.
- Hiroshi Shirasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Absolute value circuit
- Patent number 4,362,956
- Issue date Dec 7, 1982
- Nippon Kogaku K. K.
- Akira Ogasawara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Photoelectric element array with automatic control of the charge st...
- Patent number 4,340,819
- Issue date Jul 20, 1982
- Nippon Kogaku K.K.
- Akira Ogasawara
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus
- Patent number 4,336,450
- Issue date Jun 22, 1982
- Nippon Kogaku K.K.
- Ken Utagawa
- G02 - OPTICS
Information Patent Grant
Automatic focusing device in a camera
- Patent number 4,318,598
- Issue date Mar 9, 1982
- Nippon Kogaku K.K.
- Toru Fukuhara
- G02 - OPTICS
Information Patent Grant
Camera display device
- Patent number 4,319,238
- Issue date Mar 9, 1982
- Nippon Kogaku K.K.
- Akira Ogasawara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for extracting a plurality of space frequency components
- Patent number 4,306,143
- Issue date Dec 15, 1981
- Nippon Kogaku K.K.
- Ken Utagawa
- G02 - OPTICS
Information Patent Grant
Focus detecting device
- Patent number 4,297,571
- Issue date Oct 27, 1981
- Nippon Kogaku K.K.
- Ken Utagawa
- G02 - OPTICS
Information Patent Grant
Light image space frequency component extracting device
- Patent number 4,291,224
- Issue date Sep 22, 1981
- Nippon Kogaku K.K.
- Hiroshi Shirasu
- G02 - OPTICS

Akira Ogasawara

Person

Patents Grantslast 30 patents

Lens drive control apparatus for automatic focusing

Control apparatus for camera

Camera having an auto-focusing device

Diaphragm-control apparatus for camera

Control device for automatic focusing

Motor driver for auto-focus camera

Automatic focus adjusting device with a brightness dependent lens d...

Apparatus for transmitting information signals in a camera

Automatic focusing device of a camera

Focus regulating device for camera with automatic exposure control

Automatic focus adjusting apparatus using weighted average means

Auto focus camera

Automatic focusing apparatus with detection only when the lens is s...

System for focus detection utilizing a photoelectric sensor array

Absolute value circuit

Photoelectric element array with automatic control of the charge st...

Focus detecting apparatus

Automatic focusing device in a camera

Camera display device

Device for extracting a plurality of space frequency components

Focus detecting device

Light image space frequency component extracting device