Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9979412 | Encoder resolution reduction | Keunmo Kang, Slade R. Culp, William A. Veronesi, Daryl J. Marvin | 2018-05-22 |
| 9935494 | Elevator power supply for inverter controller | Kyle W. Rogers, Daryl J. Marvin, Leslie C. Watterson | 2018-04-03 |