Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876175 | Dye sensitized photographic imaging systems | Chin H. Chen, John L. Fox, Donald P. Specht | 1989-10-24 |
| 4859572 | Dye sensitized photographic imaging system | Roger E. Moody | 1989-08-22 |