Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9488388 | Optimizing the efficiency and energy usage of a geothermal multiple heat pump system | — | 2016-11-08 |
| 9200819 | Optimizing the efficiency and energy usage of a geothermal multiple heat pump system | — | 2015-12-01 |
| 8561330 | Mounting spring, system and method for mounting a sign | Kevin Provagna | 2013-10-22 |
| 7168197 | System and method for mounting a sign | — | 2007-01-30 |