Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6586756 | Apparatus including sulfur bulb for accelerating fading of light sensitive materials | David F. Kopperl | 2003-07-01 |
| 5949803 | Method for the exposure of laser sensitive materials without the effects of intermittency | Mark S. Prichard, John P. Spoonhower, Nicholas P. Touchard, Thierry Vachette | 1999-09-07 |