Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883746 | Silver halide photographic material | Yasuhiro Shimada, Seiji Ichijima | 1989-11-28 |
HF
Hiroshi Fukuzawa
Overall (1989): #105,634 of 140,708Top 80%
1
Patents 1989