Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333429 | Internal combustion engine | Tsugio Sanka, Kenji Naito | 1982-06-08 |
MI
Masahiko Iiyama
Overall (1982): #44,698 of 81,411Top 55%
1
Patents 1982