Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41036 | Linear actuator control structure | Bruce Bushey, Terry Schwartz, Richard Milun, Robert Erko | 2009-12-15 |
| 7038416 | Control system for a floor maintenance appliance | Robert Erko | 2006-05-02 |
| 6614195 | Linear actuator control structure | Bruce Bushey, Robert Erko, Richard Milun, Terry Schwartz | 2003-09-02 |