Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647483 | Utility cover identification system | Fred Matthew Schweinberg, Steve A. Castle, Mike E. Fisher, Eric M. Slater, Wiley R. Tipton | 2020-05-12 |
| 9296527 | Utility cover identification system | Fred Matthew Schweinberg, Steve A. Castle, Mike E. Fisher, Eric M. Slater, Wiley R. Tipton | 2016-03-29 |