Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002171 | Exhaust heat recovery and acoustic valve with exhaust gas recirculation features | Joseph Callahan | 2021-05-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002171 | Exhaust heat recovery and acoustic valve with exhaust gas recirculation features | Joseph Callahan | 2021-05-11 |