Inventor
Etsuro Nishio
Inventor
Tokyo, JP
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them50%
G02BOptical elements, systems or apparatus40%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges3%
G01MTesting static or dynamic balance of machines or structures3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
6,021,006'Optical system having composite prism'20005,969,869'Prism'19995,673,099'Lens shutter camera including zoom lens'19975,583,596'Lens shutter camera including zoom lens'19965,358,773'Adhesive structure'19945,317,353'Shutter release device'19945,307,669'Method for testing a waterproof casing'19945,276,475'Lens shutter camera including zoom lens'19945,264,885'Lens shutter camera including zoom lens'19935,262,814'Mounting apparatus for window in back cover of camera'19935,157,429'Lens shutter camera including zoom lens'19925,150,145'Lens shutter camera including zoom lens'19925,142,315'Lens shutter type of camera including zoom lens'19925,128,703'Shutter release device'19925,012,273'Lens shutter type of camera including zoom lens'19914,944,030'Lens shutter camera including zoom lens'19904,911,542'Apparatus for preventing internal reflection in zoom lens'19904,505,564'Rotation control mechanism for diaphram-operating ring in interchangeable objective for photographic camera'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2000Patents assigned to ASAHI OPTICAL CO LTD (18)· patent assignee history
1985–2000Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASAHI OPTICAL CO LTD | 18 | 1985–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 18 | 1985–2000 |