Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350854 | Pressure-sensitive switch unit in resonator assembly of tire pressure drop detecting apparatus | Akira Matsuda, Yoshihiro Havakawa, Shigeo Yasuda, Motoaki Iwasaki | 1982-09-21 |
| 4337652 | Tire pressure drop detecting apparatus | Akira Matsuda, Yoshihiro Hayakawa, Shigeo Yasuda, Motoaki Iwasaki | 1982-07-06 |