Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311781 | Highly-sensitive high-contrast photographic materials | Hiroyuki Mifune, Shunji Takada, Yoshitaka Akimura | 1982-01-19 |
NS
Nobuo Sakai
Overall (1982): #40,575 of 81,411Top 50%
1
Patents 1982