Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644004 | Electric riding mower with motor generator set and noise abatement | Dammika Weeratunga | 2003-11-11 |
| 6571542 | Electric drive mower with interchangeable power sources | Alan R. Fillman, Anthony J. Saiia | 2003-06-03 |