Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10044190 | Distributed energy system with four conductor bipolar DC bus | Roger T. Johnsen, Russell Scott | 2018-08-07 |
| 10027277 | Short-string parallel-DC optimizer for photovoltaic systems | Roger T. Johnsen | 2018-07-17 |
| D811635 | Multi-section portable electronic torch | Roger T. Johnsen, Russell Scott, Jay Davis | 2018-02-27 |