Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9139049 | Tire | Akiyoshi Shimizu | 2015-09-22 |
| 9073391 | Tire | Akiyoshi Shimizu | 2015-07-07 |
| 8931533 | Tire and method of producing the same | — | 2015-01-13 |
| 8863796 | Tire | Akiyoshi Shimizu | 2014-10-21 |
| D637550 | Tire tread | — | 2011-05-10 |
| D637146 | Tire tread | — | 2011-05-03 |