Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197463 | Electrophotographic photosensitive bodies | Rudolf E. Cais, Shinichi Suzuki, Moto Makino | 2001-03-06 |
| 6131003 | Noise reducing device for photosensitive drum of an image forming apparatus | Rudolf E. Cais, Dennis C. Working | 2000-10-10 |