Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9849736 | Tire position determination system | Naoki Watanabe, Katsuhide Kumagai, Masahiro Matsushita | 2017-12-26 |
| 9694631 | Tire position determination system | Naoki Watanabe, Katsuhide Kumagai | 2017-07-04 |
| 9227471 | Tire position determination system | Masanori Kosugi | 2016-01-05 |