Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493527 | Process cartridge | Akira Higeta | 2002-12-10 |
| 6473577 | Process cartridge remanufacturing method | Akira Higeta | 2002-10-29 |
| 6397025 | Process cartridge remanufacturing method | Akira Higeta | 2002-05-28 |