Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639681 | Internal combustion engine with electric starting system | David W. Procknow, James Michael Busse | 2023-05-02 |
| 11578689 | Internal combustion engine with electric starting system | David W. Procknow | 2023-02-14 |