Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4499544 | Electronic ignition control apparatus | Masahiro Ohba, Kenzo Ito, Susumu Akiyama, Satoshi Hirano, Naoto Ooka | 1985-02-12 |
| 4360874 | Electronic ignition control apparatus | Masahiro Ohba, Kenzo Ito, Susumu Akiyama, Satoshi Hirano, Naoto Ooka | 1982-11-23 |