Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856837 | Apparatus and method for fuelling a flexible-fuel internal combustion engine | Mark E. Dunn, Alan B. Welch | 2018-01-02 |
| 6668804 | Control system and method for a bi-fuel engine | Allen Dennis Dobryden, Peter Douglas Kuechler | 2003-12-30 |
| 6543423 | Control system and method for a bi-fuel engine | Allen Dennis Dobryden, Peter Douglas Kuechler | 2003-04-08 |