Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7546825 | Multi-chambered fuel enrichment device | William B. Keeton | 2009-06-16 |
| 7481000 | Chainsaw bar adjustment assembly with breakaway adjustment pin | Paul Warfel, Dennis S. Zapanta | 2009-01-27 |
| 7121533 | Air filter housing with tamper resistant carburetor feature | Paul Warfel | 2006-10-17 |
| 7107963 | Ignition systems for portable power tools | Paul Warfel | 2006-09-19 |
| 7025034 | Ignition systems for portable power tools | Paul Warfel | 2006-04-11 |
| 7021252 | Sas piston channel for optimum air scavenging | Paul Warfel | 2006-04-04 |
| 6973899 | Stratified air scavenged two-cycle engine with air flow | Paul Warfel, Roy Perryman | 2005-12-13 |
| 6796551 | Tamper resistant carburetor mixture needles | Paul Warfel, Mike Wallace, Tony Cochran, Jeffrey S. Franke | 2004-09-28 |
| 6708958 | Air valve mechanism for two-cycle engine | Paul Warfel, Spencer D. Russ | 2004-03-23 |
| 6691988 | Tamper resistant carburetor mixture needles | Paul Warfel, Mike Wallace, Tony Cochran, Jeffrey S. Franke | 2004-02-17 |
| D484768 | Drive socket | Paul Warfel, Mike Wallace, Tony Cochran, Jeffrey S. Franke | 2004-01-06 |
| 6560879 | Chain saw adjuster | Jeff Franke, Paul Warfel | 2003-05-13 |