Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5563723 | Method of calibration of image scanner signal processing circuits | John T. Compton, Eugene R. Wojtanik | 1996-10-08 |
| 5325150 | Photographic scanner apparatus with reflection and transmission densitometry | Bruce E. Rottner, Walter D. Foley | 1994-06-28 |
| 5311251 | Automatic setup of photographic printer | Thomas Richard Roule, Richard Olliver, William G. Irwin | 1994-05-10 |
| 5218402 | Color image reproduction with compensating light source | Robert L. Horton | 1993-06-08 |
| 4933710 | Filter apparatus use in a photographic printer | Edward P. Goll | 1990-06-12 |
| 4774548 | Photographic printer including integral reflection densitometry apparatus | Edward P. Goll | 1988-09-27 |