Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859886 | Portable engine-operated electric generator | Yoshio Tanaka, Shigeru Fujii, Yasushi Fujita | 1989-08-22 |
| 4855772 | Electronically controlled camera | Isamu Hashimoto | 1989-08-08 |
| 4833499 | Shutter speed setting apparatus | — | 1989-05-23 |