Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691694 | Method for alarming of tire deflation and apparatus therefor | — | 1997-11-25 |
| 5604307 | Tire pressure drop alarm device sensing partial travel on irregular road surface | Akiko Iida, Mikao Nakajima | 1997-02-18 |