Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7896043 | Vehicle wheel with sub air chamber and pressure sensor | Youichi Kamiyama, Hisamitsu Takagi | 2011-03-01 |
| 7896044 | Vehicle wheel having a sub air chamber | Youichi Kamiyama, Katsushi Ishii, Norio Hayakawa, Shuhei Yamamoto, Kenichi Kamio | 2011-03-01 |