Inventor
Yukinobu Okura
Inventor
Tokyo, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus45%
B29DProducing particular articles from plastics or from substances in a plastic state27%
Y10TTechnical subjects covered by former us classification18%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them9%
PatentTitleYear
10,203,437Method of manufacturing a member, optical member and optical element20199,557,451'Diffusing plate having microlens array'20179,442,345'Camera having a display member'20169,201,179'Method of manufacturing blazed diffractive grating and method of manufacturing mold for manufacturing blazed diffractive grating'20158,774,247'Echelle diffraction grating, excimer laser, manufacturing method of Echelle diffraction grating, and ArF excimer laser'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2019Patents assigned to CANON KK (5)· patent assignee history
2014–2019Based in Tokyo, JP· patent location history
2015Patents assigned to OKURA YUKINOBU (1)· patent assignee history
2015Patents assigned to SUKEGAWA TAKASHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 5 | 2014–2019 |
| OKURA YUKINOBUself | 1 | 2015 |
| SUKEGAWA TAKASHI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 2014–2019 |