Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6755279 | Controllable muffler system for internal combustion engine | Yukio Kaneko, Tanomo Norikawa, Shinichi Horiuchi, Atsushi Kijima | 2004-06-29 |
| 6705429 | Muffler | Yoichi Kaku, Hidefumi Mihara, Tsuyoshi Murakami | 2004-03-16 |