Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697017 | Image forming apparatus having process cartridge with shutter and cleaning member | Paul Allen Rooke, John E. Passafiume, Narutaka Yoshida, Yasushi Tsuda, Joho Katsuo +1 more | 1997-12-09 |