Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8863485 | Hybrid lawn mower drive system | Michael Pitcel, Robert Koenen, David W. Procknow, Jeffrey Berger, Jason D. Elvers | 2014-10-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8863485 | Hybrid lawn mower drive system | Michael Pitcel, Robert Koenen, David W. Procknow, Jeffrey Berger, Jason D. Elvers | 2014-10-21 |