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, Adrian P. Dale, Samuel C. Geckler, Leon A. LaPointe, David J. Stroh +3 more | 2021-07-13 |