Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988172 | Power-supplemented manual height-adjusting wheelchair | William Mark Richter, Adam Karpinski | 2011-08-02 |
| 7482763 | Non-PWM vehicle lamp dimming arrangement | Robert J. Randel, Robert G. Rudzewicz | 2009-01-27 |