Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312562 | Optical control device | Hideo Segawa, Hiroshi Nishihara, Masamitsu Masuda | 1982-01-26 |
JK
Jiro Koyama
Overall (1982): #54,170 of 81,411Top 70%
1
Patents 1982