Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942239 | Exhaust muffler | Ronald G. Huff, Keith Skowronski | 2011-05-17 |
| 7798286 | Exhaust muffler having a horizontally extending sound attenuation chamber | Keith Skowronski, Ronald G. Huff | 2010-09-21 |