Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350749 | Reverse development method | Teruyuki Ohnuma, Hajime Oyama | 1982-09-21 |
| 4310238 | Electrostatic copying apparatus | Manabu Mochizuki, Taro Kimura, Junichiro Hashimoto | 1982-01-12 |