Issued Patents All Time
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 (All Time): #4,065,219 of 4,157,543Top 100%
1
Patents All Time