Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11031744 | Belt structures for rotary electrical contact device | Jeffrey P. Koplow | 2021-06-08 |
| 10971876 | Belt structures for rotary electrical contact device | Jeffrey P. Koplow | 2021-04-06 |