Inventor
Hitoshi Imanari
Inventor
Kawasaki, JP
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus74%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them19%
B29CShaping or joining of plastics6%
PatentTitleYear
6,742,940'Shading device and lens barrel'20046,554,503'Bayonet mount'20036,542,313'Lens barrel position detecting device and method'20035,734,935'Camera system and intermediate adapter'19985,731,913'Lens barrel with improved cam ring structure'19985,731,016'Apparatus for manufacturing a diaphragm blade'19985,717,528'Lens barrel'19985,680,255'Zoom lens barrel and adjustment method of the flange back focal distance of the zoom lens barrel'19975,675,441'Focusing lens control apparatus with automatic and manual focus adjustment modes'19975,657,173'Working force quantity imparting member, working force quantity imparting structure and lens barrel'19975,640,619'Multiple point focus detection camera'19975,625,848'Multiple point distance measurement camera with correction for orientation'19975,572,373'Photographing lens switchable between manual-focus and auto-focus modes'19965,568,223'Multiple point focus detection camera'19965,546,233'Lens barrel using a surface wave motor'19965,489,963'Auto-focusing device'19965,481,406'Mechanism for waterproofing operation member of interchangeable lens barrel'19965,418,650'Lens barrel using a surface wave motor'19955,239,415'Lens barrel using a surface wave motor'19935,227,829'Photographing lens switchable between manual focus and auto focus modes'19935,198,935'Lens barrel with ultrasonic wave motor'19935,187,513'Focusing apparatus'19935,018,843'Zoom lens apparatus with lens units for zooming and focusing'19914,925,282'Zoom lens assembly'19904,796,045'Photo-taking lens assembly having an automatically and manually movable lens'19894,720,182'Zoom lens capable of effecting a macro operation'19884,558,927'Zoom lens assembly'19854,457,591'Single operator macro-focusing zoom lens barrel'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–2003Patents assigned to NIPPON KOGAKU KK (4)· patent assignee history
1984–1985Based in Funabashi, JP· patent location history
1988–1997Based in Kawasaki, JP· patent location history
1989–2004Patents assigned to NIKON CORP (24)· patent assignee history
1996–2004Based in Yokohama, JP· patent location history
1997–1998Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIKON CORP | 24 | 1989–2004 |
| NIPPON KOGAKU KK | 4 | 1984–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 12 | 1988–1997 |
| Yokohama, JP | 11 | 1996–2004 |
| Kanagawa, JP | 3 | 1997–1998 |
| Funabashi, JP | 2 | 1984–1985 |