Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333334 | Knocking discrimination apparatus | Yasuo Nakajima | 1982-06-08 |
KK
Kazuhiro Kikuchi
Overall (1982): #50,037 of 81,411Top 65%
1
Patents 1982