Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640651 | Developing device | Keiji Katoh, Hiroshige Araki, Yasuo Imai, Shigeyuki Wakada, Toshihiro Ota +1 more | 1997-06-17 |
| 5598252 | Electronic image forming apparatus with reduced residual carrier and toner attraction | Hideo Yamasa, Fumio Shimazu, Koichi Inui, Shirou Wakahara, Yuuhi Yui +1 more | 1997-01-28 |