Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8446256 | Multiplexing radio frequency signals | — | 2013-05-21 |
| 7042368 | Automated meter reader device having optical sensor with automatic gain control | Tim Patterson, Erwin Holowick, Kenneth J. Derry | 2006-05-09 |