Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7854296 | Passive secondary air muffler | Troy M. Saunders | 2010-12-21 |
| 7267112 | Evaporative emissions control system including a charcoal canister for small internal combustion engines | Todd L. Carpenter, J. David Kirk, Gregory C. Hintz | 2007-09-11 |
| 7165536 | Evaporative emissions control system for small internal combustion engines | J. David Kirk, Todd L. Carpenter | 2007-01-23 |
| 6622481 | Exhaust treatment device for an internal combustion engine | Mark A. Ruman, David D. Liegeois | 2003-09-23 |