Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7980233 | Crankcase filtration assembly with additive for treating condensate material | Brian K. Wagner, Roger L. Zoch, Barry M. Verdegan, Harold R. Martin, Stephen L. Fallon | 2011-07-19 |
| D588313 | Portable cleaning device | Michael P. Conner, Robert Vystrcil, David B. Chaney, Shawn M. Whetstone, Terry M. Birchler | 2009-03-10 |
| 6112336 | Hinged cover lifting and lowering device | Evan A. Markle | 2000-09-05 |