Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8359830 | Exhaust purification device of an internal combustion engine | Yutaka Tanai, Tomihisa Oda, Kazuhiro Itoh, Shunsuke Toshioka | 2013-01-29 |
| 8132402 | Exhaust purification device of internal combustion engine | Shunsuke Toshioka, Tomihisa Oda, Yutaka Tanai | 2012-03-13 |
| 8117834 | Exhaust purification device of internal combustion engine | Shunsuke Toshioka, Tomihisa Oda, Yutaka Tanai, Satoshi Watanabe, Yoshitaka Nakamura | 2012-02-21 |