Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5598272 | Visual calibrator for color halftone imaging | Richard S. Fisch, John Andrew Sands, Mark E. VerMurlen | 1997-01-28 |
| 5548317 | Cel production by thermal transfer processes | Richard S. Fisch | 1996-08-20 |
| 5409883 | Process for the manufacture of multi-color donor elements for thermal transfer systems | Richard S. Fisch, Jeffrey C. Chang, Peter A. Vono, Hsin-hsin Chou | 1995-04-25 |