Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8794871 | Drainage management systems and methods | Timothy S. Simpson, Gregory Coppola | 2014-08-05 |
| 7980784 | Drainage management systems and methods | Timothy S. Simpson, Gregory Coppola | 2011-07-19 |
| 7887255 | Drainage management systems and methods | Timothy S. Simpson, Gregory Coppola | 2011-02-15 |
| 7556158 | Drainage management systems and methods | Timothy S. Simpson, Gregory Coppola | 2009-07-07 |