Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872660 | Sheet feed device for recording apparatus | Toshiaki Kameyama | 1989-10-10 |
| 4800839 | Developing device for electrophotographic color copier | Kenzo Ariyama, Manabu Mochizuki, Tsuneo Kunotori, Kenji Kojima, Masato Jinbo +1 more | 1989-01-31 |