Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060468 | Engine intake air system including CAC bypass and separate bypass heater, and high-efficiency spark-ignited direct injection liquid propane engine architectures including same | J. Steven Kolhouse, Daniel J. Mohr, Samuel C. Geckler, Leon A. LaPointe, David J. Stroh +3 more | 2021-07-13 |
| 11008952 | Vacuum and compression release braking in spark-ignited engines | J. Steven Kolhouse, Anshul Shambhav, Thomas M. Yonushonis, Samuel C. Geckler, David J. Stroh +3 more | 2021-05-18 |
| 10975786 | Cylinder deactivation and variable geometry turbocharger control | Aaron William Beinborn, Lyle E. Kocher, J. Steven Kolhouse | 2021-04-13 |