Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8235151 | Return to neutral control mechanism for zero turning radius mower | Dimitri Nunez, Franklin P. Lewis, Damon C. Green, John W. Wall, Michael David +3 more | 2012-08-07 |
| 7634953 | Neutral adjustment mechanism for dual lever steering controls | Frank Lewis | 2009-12-22 |
| 7430847 | Electrical switches mounted in steering lever grips of zero turning radius mower | Ashley Moorehead, Kevin P. Lund | 2008-10-07 |