Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886736 | Silver halide color photographic material | Kei Sakanoue, Seiji Ichijima | 1989-12-12 |
| 4840887 | Silver halide photographic materials | — | 1989-06-20 |
KN
Koki Nakamura
Overall (1989): #21,898 of 140,708Top 20%
2
Patents 1989