Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4310231 | Close-up copy photography apparatus | Nozomu Kitagishi, Akiyasu Sumi | 1982-01-12 |
YK
Yuichiro Konishi
Overall (1982): #21,501 of 81,411Top 30%
1
Patents 1982