Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9786454 | Commutating switch with blocking semiconductor | Roger Faulkner | 2017-10-10 |
| 8796552 | Underground modular high-voltage direct current electric power transmission system | Roger Faulkner | 2014-08-05 |