Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413249 | Vehicle fuel-efficiency warning device | Yoshio Ohtani, Michio Wakiya | 1983-11-01 |
| 4216454 | Plunger-type electro-magnetic actuator | Yoshio Ohtani | 1980-08-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413249 | Vehicle fuel-efficiency warning device | Yoshio Ohtani, Michio Wakiya | 1983-11-01 |
| 4216454 | Plunger-type electro-magnetic actuator | Yoshio Ohtani | 1980-08-05 |