Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344392 | Spark-ignition internal combustion engine | Tamotsu Iijima | 1982-08-17 |
| 4319549 | Secondary air supply system | Kenji Yoneda, Fumio Sanezawa, Yuji Ushijima | 1982-03-16 |
YT
Yasuo Takagi
Overall (1982): #6,055 of 81,411Top 8%
2
Patents 1982