Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298362 | Photographic high-contrast silver halide materials | David Beaumond, Philip J. Coldrick | 1994-03-29 |
NP
Nicholas A. Pightling
Overall (1994): #87,189 of 165,921Top 55%
1
Patents 1994