Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330884 | Pickup arm device | Shuichi Obata, Hiroshi Yasuda | 1982-05-18 |
YF
Yukihiro Fukushima
Overall (1982): #21,583 of 81,411Top 30%
1
Patents 1982