Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192458 | Hybrid propulsion system and method of controlling same | Victor Manuel Salazar, Roy James Primus | 2021-12-07 |
| 11077871 | Vehicle control system | Roy James Primus, Jennifer Lynn Jackson | 2021-08-03 |
| 11008932 | Engine mixing structures | Adam Edgar Klingbeil, Roy James Primus, John Patrick Dowell, Victor Manuel Salazar, Kevin Paul Bailey +3 more | 2021-05-18 |
| 10947917 | Methods and system for skip-firing of an engine | Pradheepram Ottikkutti, Alok Kumar, Michael Majewski, Seung-Hyuck Hong, Kevin McElhaney +3 more | 2021-03-16 |
| 10900373 | Method and systems for an energy recovery and energy converting unit for an engine | James Robert Mischler, Roy James Primus | 2021-01-26 |