Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860050 | Developing replenisher material for use in image forming device | Tsuneo Kurotori, Manabu Mochizuki, Kenzo Ariyama, Yoshihiro Sugiyama, Hajime Takanashi +3 more | 1989-08-22 |