Hiroshi Aizawa

Person

Tokyo, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Matching device for flash light photographic device
- Patent number 4,095,242
- Issue date Jun 13, 1978
- Canon Kabushiki Kaisha
- Tokuichi Tsunekawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic exposure control system for flash photography
- Patent number 4,083,059
- Issue date Apr 4, 1978
- Canon Kabushiki Kaisha
- Tokuichi Tsunekawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera system
- Patent number 4,079,385
- Issue date Mar 14, 1978
- Canon Kabushiki Kaisha
- Zenzo Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Structure of camera body
- Patent number 4,067,032
- Issue date Jan 3, 1978
- Canon Kabushiki Kaisha
- Ryoichi Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electric control device for a camera
- Patent number RE29505
- Issue date Dec 27, 1977
- Canon Kabushiki Kaisha
- Hiroshi Aizawa
- 354 -
Information Patent Grant
Single reflex camera
- Patent number 4,062,028
- Issue date Dec 6, 1977
- Canon Kabushiki Kaisha
- Nobuo Tezuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control system consisting of semi-conductor integrated circuits for...
- Patent number 4,062,024
- Issue date Dec 6, 1977
- Canon Kabushiki Kaisha
- Tokuichi Tsunekawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Object distance measuring system for an optical instrument
- Patent number 4,053,240
- Issue date Oct 11, 1977
- Canon Kabushiki Kaisha
- Hiroshi Aizawa
- G02 - OPTICS
Information Patent Grant
Camera system with means for automatically switching to flash opera...
- Patent number 4,047,194
- Issue date Sep 6, 1977
- Canon Kabushiki Kaisha
- Zenzo Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Indication system of a camera
- Patent number 4,032,933
- Issue date Jun 28, 1977
- Canon Kabushiki Kaisha
- Tadashi Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for detecting visibility of image of an object and a device...
- Patent number 4,031,383
- Issue date Jun 21, 1977
- Canon Kabushiki Kaisha
- Kazuya Hosoe
- G02 - OPTICS
Information Patent Grant
Shutter-time-preference single lens reflex camera with automatic fi...
- Patent number 4,015,198
- Issue date Mar 29, 1977
- Canon Kabushiki Kaisha
- Tomonori Iwashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Temperature compensating device for devices having semiconductors
- Patent number 4,015,149
- Issue date Mar 29, 1977
- Canon Kabushiki Kaisha
- Tokuichi Tsunekawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Roll film camera for use with various sized magazines
- Patent number 4,009,480
- Issue date Feb 22, 1977
- Canon Kabushiki Kaisha
- Tomonori Iwashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Film rewinder mountable on camera
- Patent number 4,006,489
- Issue date Feb 1, 1977
- Canon Kabushiki Kaisha
- Hiroshi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Motor-driven operating apparatus for a photographic camera
- Patent number 3,994,003
- Issue date Nov 23, 1976
- Canon Kabushiki Kaisha
- Tomonori Iwashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photo-electric conversion element and a method for detecting object...
- Patent number 3,984,677
- Issue date Oct 5, 1976
- Canon Kabushiki Kaisha
- Kazuya Hosoe
- G02 - OPTICS
Information Patent Grant
Camera having an electric driving device
- Patent number 3,981,022
- Issue date Sep 14, 1976
- Canon Kabushiki Kaisha
- Tomonori Iwashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image sharpness detecting system and apparatus utilizing the same
- Patent number 3,961,178
- Issue date Jun 1, 1976
- Canon Kabushiki Kaisha
- Kazuya Hosoe
- G02 - OPTICS
Information Patent Grant
Automatic focus adjustment of a camera
- Patent number 3,953,729
- Issue date Apr 27, 1976
- Canon Kabushiki Kaisha
- Kazuya Hosoe
- G02 - OPTICS
Information Patent Grant
Focus defecting system
- Patent number 3,937,950
- Issue date Feb 10, 1976
- Canon Kabushiki Kaisha
- Kazuya Hosoe
- G02 - OPTICS

Hiroshi Aizawa

Person

Patents Grantslast 30 patents

Matching device for flash light photographic device

Automatic exposure control system for flash photography

Camera system

Structure of camera body

Electric control device for a camera

Single reflex camera

Control system consisting of semi-conductor integrated circuits for...

Object distance measuring system for an optical instrument

Camera system with means for automatically switching to flash opera...

Indication system of a camera

Method for detecting visibility of image of an object and a device...

Shutter-time-preference single lens reflex camera with automatic fi...

Temperature compensating device for devices having semiconductors

Roll film camera for use with various sized magazines

Film rewinder mountable on camera

Motor-driven operating apparatus for a photographic camera

Photo-electric conversion element and a method for detecting object...

Camera having an electric driving device

Image sharpness detecting system and apparatus utilizing the same

Automatic focus adjustment of a camera

Focus defecting system