Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10260775 | Retrofit hot water system and method | — | 2019-04-16 |
| 9677712 | Compressed natural gas fueling station | Paul Evans, Mark Epp, Jan Kroman, Michael L. Farrar | 2017-06-13 |
| 9618214 | Energy exchange system and method | — | 2017-04-11 |
| 9234686 | User control interface for heat transfer system | Thomas Leung | 2016-01-12 |
| 9016074 | Energy exchange system and method | — | 2015-04-28 |
| D675340 | Fuel station canopy | Paul Evans, Mark Epp, Jan Kroman, Michael L. Farrar | 2013-01-29 |