Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645983 | Image tube circuit | Tomonori Nagasawa | 1987-02-24 |
| 4638363 | Automatic beam current control system for television camera | Sadaaki Tanaka | 1987-01-20 |
| 4206480 | Pick-up tube control circuit | — | 1980-06-03 |