Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8323370 | Captive toolees fastener for securing an engine intake air filter and clamp assembly for air filter housing | Ronald C. Troxell, Roy E. Greenlees | 2012-12-04 |
| D652497 | Air filter for vehicle motor | Ronald C. Troxell, Roy E. Greenlees, Edward J. Sroka, Colin W. Greenlees | 2012-01-17 |
| 7981189 | Captive tooless fastener for securing an engine intake air filter and clamp assembly for air filter housing | Ronald C. Troxell, Roy E. Greenlees | 2011-07-19 |
| D604994 | Picnic cooler | Roy E. Greenlees | 2009-12-01 |
| 6162269 | Filter assembly for cleaning cooling air for engines | Roy E. Greenlees, Richard Snyder, R. Ryan Greenlees | 2000-12-19 |
| 6022391 | Filter assembly for cleaning cooling air for engines | Roy E. Greenlees, Richard Snyder, R. Ryan Greenlees | 2000-02-08 |