Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666599 | Color electro-photographic printing apparatus | Masashi Yamamoto, Nobuyoshi Hoshi, Seiji Maruo | 1997-09-09 |
| 5625857 | Image forming apparatus which measures deposit amounts of toner | Akira Shimada, Nobuo Tokoro, Shin Sato | 1997-04-29 |