Inventor
Ryuhei Azuma
Inventor
Kanagawa, JP
Overview
Patents· 6 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 them45%
A61BDiagnosis18%
G02BOptical elements, systems or apparatus18%
H04NPictorial communication, e.g. television18%
PatentTitleYear
10,901,197Medical observation device and lens barrel of medical observation device202110,288,837Medical observation device and lens barrel of medical observation device20198,052,340'Imaging apparatus'20118,038,357'Diaphragm unit, lens barrel, and imaging apparatus'20117,922,404'Diaphragm unit, light intensity adjusting device, lens barrel, and imaging apparatus'20117,878,721'Light amount adjuster, lens barrel, and image pickup device'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2021Patents assigned to SONY CORP (6)· patent assignee history
2011–2021Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 6 | 2011–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 6 | 2011–2021 |