Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174809 | Controlling an internal combustion engine system | David O. Richards, Jason Barta, Michael Ryan Buehner, Gregory James Hampson | 2021-11-16 |
| 10995705 | Modular exhaust gas recirculation system | Daniel B. Mastbergen, Domenico Chiera, Gregory James Hampson, James Po-Chang Chiu, Doug Leone +2 more | 2021-05-04 |