Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831398 | Photographic film package and method of making the same | Seimei Ushiro, Hiroshi Ohmura | 1989-05-16 |
KN
Keiji Nakayama
Overall (1989): #88,117 of 140,708Top 65%
1
Patents 1989