Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7944348 | Tire monitoring device and tire problem detecting device | — | 2011-05-17 |
| 7930132 | Tire rotation detection system and method | — | 2011-04-19 |
| 4332208 | Sewing machine speed control circuit | Hachiro Makabe | 1982-06-01 |