Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8457585 | Noise reduction system and method | Harry B. Smith, Oscar Cromer, Bill Gretsch | 2013-06-04 |
| 5971040 | Automatic refueling logic | James Ross McFarland | 1999-10-26 |
| 4296726 | Collapsible charcoal lighting holder | John Vilicich | 1981-10-27 |