Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7020576 | Back EMF actuator control | Bruce Bushey, Robert Erko, Paul Groschen, Richard Milun | 2006-03-28 |
| 6959466 | Power management system for street sweeper | Craig Block, Robert Erko, Richard Milun | 2005-11-01 |