Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8511273 | Cylinder head of an internal combustion engine | Geoffrey W. Burgess, Roy Meyer, Bill Swiggum, Dan Kinsey, Scott Sjovall +4 more | 2013-08-20 |
| 8011333 | Vehicle and propulsion system including an internal combustion engine | Geoffrey W. Burgess, Roy Meyer, Bill Swiggum, Dan Kinsey, Scott Sjovall +4 more | 2011-09-06 |