Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715995 | Hybrid compressor control method | Brian Robert Kelm, Richard Luken | 2004-04-06 |
| 6666583 | Bearing retention assembly having cam chamfered bearing race ring | Thomas John Nieman, Vinh Hiep Luong | 2003-12-23 |
| 6644932 | Hybrid electric/mechanical compressor with gear reducer | Brian Robert Kelm, Richard Luken, Stephen Kempfer, Shawn Swales | 2003-11-11 |
| 6638027 | Hybrid compressor with bearing clutch assembly | — | 2003-10-28 |
| 6543243 | Hybrid compressor | Brian Robert Kelm, Rance Stehouwer | 2003-04-08 |