Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698355 | Photosensitive body for electrophotography | Akira Imai, Yasuo Yamamoto, Yutaka Sugizaki, Katsuhiro Sato | 1997-12-16 |
| 5639582 | Electrophotographic toner composition and process for the preparation thereof | Takashi Imai | 1997-06-17 |