Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705312 | Photograph system | Donna J. Guarrera, Avinash C. Mehta, Lloyd D. Taylor, John C. Warner | 1998-01-06 |
| 4496651 | Color transfer photographic processes and products | Leon D. Cerankowski, Gary S. LaPointe | 1985-01-29 |
| 4456674 | Color transfer photographic processes and products | Leon D. Cerankowski, Gary S. LaPointe | 1984-06-26 |
| 4367277 | Diffusion transfer product and process | Charles K. Chiklis | 1983-01-04 |
| 4298674 | Color transfer film and process | Edwin H. Land, Leon D. Cerankowski | 1981-11-03 |