Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258723 | Particulate filter assembly and associated method | Wilbur H. Crawley, Randall J. Johnson | 2007-08-21 |
| 7254938 | Power supply and transformer | Wilbur H. Crawley | 2007-08-14 |
| 6918755 | Fuel-fired burner with skewed electrode arrangement | Randall J. Johnson, Wilbur H. Crawley | 2005-07-19 |
| 6131555 | System for controlling ignition energy of an internal combustion engine | Luigi P. Tozzi, David Everett, Bryan S. Gatewood | 2000-10-17 |