Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12315318 | Electronic lockbox with sensor and removable magnetic key fob | Scott R. Fisher, Madelyn G. Bollinger, Christopher A. Hunt | 2025-05-27 |
| 9692445 | Sigma-delta modulator for generating a sinusoidal signal | Brent Peterson, Joonsung Park, Krishnaswamy Nagaraj | 2017-06-27 |