Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5250993 | Connection between movable developer unit and stationary toner reservoir | Joseph A. Seyfried, L. James Rolph | 1993-10-05 |
| 4896929 | Holographic display module for displaying machine status | Werner E. L. Haas, John R. Andrews, John L. Havranek, Leon E. Kawacz, Raymond P. Mileski +3 more | 1990-01-30 |