Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942048 | System for detecting the pressure in a vehicle tire and/or the speed of the vehicle | Ulrich Pingel | 2011-05-17 |
| 7770832 | Chipper device and method for chipping metal ingots | David Beukelman, Richard S. Henderson, Christopher Kiggins, Ken Ward | 2010-08-10 |
| 5327741 | Refrigerant recovery and purification machine | James L. Mason | 1994-07-12 |