Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5380635 | Dihydroperimidine squarylium dyes as antihalation and acutance materials for photographic and photothermographic articles | Charles W. Gomez, Lori S. Harring, Randall H. Helland, William D. Ramsden | 1995-01-10 |
| 4981775 | Photothermographic elements | Steven M. Swain, Stephen S. Poon | 1991-01-01 |