Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465637 | Method to enhance gas recirculation in turbocharged diesel engines | Richard Beyer, Nicholas Asmis, Cory Hamilton, William J. Schaffeld | 2019-11-05 |
| 8805606 | Vehicle pneumatic booster system operating method and apparatus | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2014-08-12 |
| 8666634 | Method of operating a vehicle equipped with a pneumatic booster system | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2014-03-04 |
| 8505297 | Method of operating a vehicle equipped with a pneumatic booster system | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2013-08-13 |
| 8484971 | Method of operating a vehicle equipped with a pneumatic booster system | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2013-07-16 |
| 8468824 | Method of operating a vehicle equipped with a pneumatic booster system | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2013-06-25 |
| 8428844 | Vehicle pneumatic booster system operating method and apparatus | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2013-04-23 |
| 8412424 | Vehicle pneumatic booster system operating method and apparatus | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2013-04-02 |
| 8381521 | Vehicle pneumatic booster system operating method and apparatus | William J. Schaffeld, Nicholas Asmis, Richard Beyer | 2013-02-26 |
| 6951163 | Shaft coupling and shifting mechanism for pneumatic pump | Jim Bachman, Anna C. Gilbert | 2005-10-04 |
| 6868774 | Shaft coupling and shifting mechanism for pneumatic pump | Jim Bachman, Anna C. Gilbert | 2005-03-22 |
| 6212997 | Reciprocating fluid pumps with chromium nitride coated components in contact with non-metallic packing and gasket materials for increased seal life | Joseph J. Karbowniczek | 2001-04-10 |