Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D922952 | Power supply tower | — | 2021-06-22 |
| D919577 | Electrical hub | Peter James Keyzer | 2021-05-18 |
| 10886681 | Power distribution system with electrical hubs moveable relative to tracks | Peter James Keyzer, Jeffrey D. Roetman, Raymond H. Riner, Gordon F. Chapman | 2021-01-05 |