Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9217490 | Devices and methods for remanufacturing printer cartridges | Shinichi Iijima, Kozo Ishio, Edgar Covarrubias | 2015-12-22 |
| 6208821 | Photosensitive drum having injection molded insert and method of forming same | Guerry L. Grune, Dennis C. Working | 2001-03-27 |
| 6075955 | Noise reducing device for photosensitive drum of an image forming apparatus | Rudolf E. Cais, Dennis C. Working | 2000-06-13 |