Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310642 | DIR couplers with hydrolyzable inhibitors for use in high pH processed films | J. Ramon Vargas, Paul A. Burns | 1994-05-10 |
| 5296337 | Process for retouching photographic images containing a dye having a cleavable ballast | J. Ramon Vargas, John W. Harder, Paul A. Burns, Lynda D. Weber | 1994-03-22 |