Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315493 | Internal combustion engine ignition device | Masayoshi Onishi, Toshiyuki Sakurai, Shigemi Yamamoto | 1982-02-16 |
YH
Yoshikatu Haruta
Overall (1982): #22,225 of 81,411Top 30%
1
Patents 1982