Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9163641 | Turbocharger support housing having improved drainage | — | 2015-10-20 |
| 6647973 | Two-stage filtration assembly for a diesel engine crankcase ventilation system | Joshua D. Schueler | 2003-11-18 |
| 6499969 | Conically jointed turbocharger rotor | John R. Zagone, James W. Heilenbach | 2002-12-31 |
| 5398791 | Method for crown plating a camplate and a metal-plated camplate formed thereby | James W. Heilenbach, Justin E. Wagner | 1995-03-21 |