Inventor
Ryusho Hirose
Inventor
Machida, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus50%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices29%
H04NPictorial communication, e.g. television8%
A61BDiagnosis4%
G01CMeasuring distances, levels or bearings4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%
PatentTitleYear
10,932,664Ophthalmic device20216,266,192'Projection exposure apparatus and device manufacturing method'20014,977,426'Projection exposure apparatus'19904,891,663'Projection exposure apparatus'19904,811,055'Projection exposure apparatus'19894,701,035'Reflection optical system'19874,688,904'Reflecting optical system'19874,685,777'Reflection and refraction optical system'19874,463,384'Television camera'19844,364,642'Zoom element focusable zoom lens'19824,259,688'TV camera'19814,157,211'Zoom lens having an easily changeable range of variable focal distance'19794,109,279'Television camera optics with a light guide for camera adjustment'19784,043,642'Zoom lens system having electrical control of moving elements'19774,015,895'Zoom lens system having enlarged range of variation in magnification'19774,009,942'Zoom lens device'19773,994,571'Zoom lens system having a focusing lens consisting of only one lens component'19763,990,785'Anamorphic zoom lens'19763,944,324'Image stabilized zoom lens system'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2001Patents assigned to CANON KK (18)· patent assignee history
1976–1982Based in Machida, JP· patent location history
1979–1984Based in Yokosuka, JP· patent location history
1987–2001Based in Kawasaki, JP· patent location history
2021Patents assigned to TOPCON CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 18 | 1976–2001 |
| TOPCON CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Machida, JP | 8 | 1976–1982 |
| Kawasaki, JP | 7 | 1987–2001 |
| Yokosuka, JP | 3 | 1979–1984 |
| Tokyo, JP | 1 | 2021 |