Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111896 | Starter motor with integrated solid state switch | Robert Koenen | 2021-09-07 |
| 11105279 | On-demand generator starting system | Robert Koenen, Dale C. VanPatten, Jeffrey Berger, Philip Betzhold | 2021-08-31 |
| 11053906 | Battery connections for battery start of internal combustion engines | Robert Koenen, Andrew Paskov | 2021-07-06 |