Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D458612 | Housing for a rotary lawnmower | Paul L. Scott, Robert Craig Bontrager, Richard J. Pitman | 2002-06-11 |
| D458613 | Housing for a rotary lawnmower | Paul L. Scott, Robert Craig Bontrager, Richard J. Pitman | 2002-06-11 |
| D451522 | Rotary lawn mower housing | Darel D. Medley, Laramie Mixon, Richard J. Pitman | 2001-12-04 |
| 5922953 | Sensor apparatus with self-adjusting mechanism for minimizing airgap | Seved Ahmad Mojahed Gomnam, Adam Whittingham, Joseph L. Jonke | 1999-07-13 |
| 4680689 | Three-phase ac to dc power converter with power factor correction | Bruce Hemp | 1987-07-14 |