Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640640 | Multiple exposure-format camera | Daniel Loyd Guilliams, Jr., David A. Hodder | 1997-06-17 |
| 5595862 | Photographic elements containing matte particles of bimodal size distribution | Yongcai Wang, Dennis E. Smith, Melvin M. Kestner, Rudolf D. Steinmetz | 1997-01-21 |