Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9657790 | Viscous rotational speed control device | George L. Sesser, Lee A. Perkins, Craig B. Nelson | 2017-05-23 |
| 9587687 | Viscous rotational speed control device | George L. Sesser, Lee A. Perkins, Craig B. Nelson | 2017-03-07 |