Yoshinari Hamanishi

Person

Wako, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Zoom lens
- Patent number 5,978,150
- Issue date Nov 2, 1999
- Nikon Corporation
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Zoom lens of internal focusing system
- Patent number 5,272,564
- Issue date Dec 21, 1993
- Nikon Corporation
- Kenzaburo Suzuki
- G02 - OPTICS
Information Patent Grant
Photo-taking lens for an underwater camera
- Patent number 5,257,137
- Issue date Oct 26, 1993
- Nikon Corporation
- Fumio Suzuki
- G02 - OPTICS
Information Patent Grant
Rear conversion lens
- Patent number 5,253,112
- Issue date Oct 12, 1993
- Nikon Corporation
- Kenzaburo Suzuki
- G02 - OPTICS
Information Patent Grant
Camera system including rear conversion lens
- Patent number 5,231,444
- Issue date Jul 27, 1993
- Nikon Corporation
- Tsuneo Watanabe
- G02 - OPTICS
Information Patent Grant
System camera
- Patent number 5,172,154
- Issue date Dec 15, 1992
- Nikon Corporation
- Yuichi Katagishi
- G02 - OPTICS
Information Patent Grant
Inner focusing type telephoto zoom lens
- Patent number 5,136,430
- Issue date Aug 4, 1992
- Nikon Corporation
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Telephoto zoom lens
- Patent number 5,126,883
- Issue date Jun 30, 1992
- Nikon Corporation
- Haruo Sato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Lens system enabling close distance photographing
- Patent number 5,007,720
- Issue date Apr 16, 1991
- Nikon Corporation
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Automatic focusing device for camera
- Patent number 4,841,325
- Issue date Jun 20, 1989
- Nikon Corporation
- Kunihisa Hoshino
- G02 - OPTICS
Information Patent Grant
Detecting apparatus for focus in camera
- Patent number 4,812,868
- Issue date Mar 14, 1989
- Nikon Corporation
- Ken Utagawa
- G02 - OPTICS
Information Patent Grant
Auto focusing light device
- Patent number 4,804,991
- Issue date Feb 14, 1989
- Nikon Corporation
- Kenji Ishizuki
- G02 - OPTICS
Information Patent Grant
Photo-taking lens assembly having an automatically and manually mov...
- Patent number 4,796,045
- Issue date Jan 3, 1989
- Nikon Corporation
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Rear focus conversion lens apparatus
- Patent number 4,655,558
- Issue date Apr 7, 1987
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Rear conversion lens
- Patent number 4,653,871
- Issue date Mar 31, 1987
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Rear-focus conversion device lens for telephoto lens
- Patent number 4,653,877
- Issue date Mar 31, 1987
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Four-group telephoto zoom lens
- Patent number 4,641,928
- Issue date Feb 10, 1987
- Nippon Kokagu K. K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Photographic lens of a great aperture ratio
- Patent number 4,621,909
- Issue date Nov 11, 1986
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Rear focus conversion lens
- Patent number 4,591,234
- Issue date May 27, 1986
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Rear conversion lens
- Patent number 4,514,051
- Issue date Apr 30, 1985
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Four-group great aperture ratio zoom lens
- Patent number 4,468,097
- Issue date Aug 28, 1984
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Four-group telephoto zoom lens
- Patent number 4,468,096
- Issue date Aug 28, 1984
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Zoom lens capable of close range photography and method of focusing...
- Patent number 4,452,513
- Issue date Jun 5, 1984
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Large aperture ratio photographic lens with means for correcting ab...
- Patent number 4,395,094
- Issue date Jul 26, 1983
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Lens system capable of short distance photography
- Patent number 4,392,724
- Issue date Jul 12, 1983
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Lens system for photographing objects from infinity to a very short...
- Patent number 4,260,223
- Issue date Apr 7, 1981
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS
Information Patent Grant
Telephoto zoom lens
- Patent number 4,223,981
- Issue date Sep 23, 1980
- Nippon Kogaku K.K.
- Norio Mizutani
- G02 - OPTICS
Information Patent Grant
Rear conversion lens
- Patent number 4,206,971
- Issue date Jun 10, 1980
- Nippon Kogaku K.K.
- Yoshinari Hamanishi
- G02 - OPTICS

Yoshinari Hamanishi

Person

Patents Grantslast 30 patents

Zoom lens

Zoom lens of internal focusing system

Photo-taking lens for an underwater camera

Rear conversion lens

Camera system including rear conversion lens

System camera

Inner focusing type telephoto zoom lens

Telephoto zoom lens

Lens system enabling close distance photographing

Automatic focusing device for camera

Detecting apparatus for focus in camera

Auto focusing light device

Photo-taking lens assembly having an automatically and manually mov...

Rear focus conversion lens apparatus

Rear conversion lens

Rear-focus conversion device lens for telephoto lens

Four-group telephoto zoom lens

Photographic lens of a great aperture ratio

Rear focus conversion lens

Rear conversion lens

Four-group great aperture ratio zoom lens

Four-group telephoto zoom lens

Zoom lens capable of close range photography and method of focusing...

Large aperture ratio photographic lens with means for correcting ab...

Lens system capable of short distance photography

Lens system for photographing objects from infinity to a very short...

Telephoto zoom lens

Rear conversion lens