Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938608 | Air flow-twisting device on an air inlet system of internal combustion engine | — | 2005-09-06 |
| 6901907 | Air-stirring blade for an internal combustion engine | — | 2005-06-07 |
| 6896240 | Diaphragmed air valve system | — | 2005-05-24 |
| 6802880 | Air guided filter for internal combustion engine | — | 2004-10-12 |
| 6401881 | Double action brake shoe | — | 2002-06-11 |