Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11719468 | Heat exchange using aquifer water | — | 2023-08-08 |
| 11194304 | Systems for selectively replenishing aquifers and generating electrical power based on electrical demand | — | 2021-12-07 |
| 11078649 | Systems for selectively replenishing aquifers and generating electrical power based on electrical demand | — | 2021-08-03 |
| 8984883 | Hydropower and geothermal energy system and methods | — | 2015-03-24 |
| 8215104 | Energy from subterranean reservoir fluid | — | 2012-07-10 |
| 7952219 | Hydroelectric pumped-storage | — | 2011-05-31 |
| 7656050 | Hydroelectric pumped-storage | — | 2010-02-02 |
| 7615882 | Utilizing aquifer pressure to generate electrical energy | — | 2009-11-10 |
| 7097111 | Environmental control system and method for storage buildings | — | 2006-08-29 |
| 6481635 | Environmental control method | — | 2002-11-19 |
| 6467696 | Environmental control system | — | 2002-10-22 |
| 6467695 | Environmental control system and method for storage buildings | — | 2002-10-22 |
| 6386460 | Environmental control system and method for storage buildings | — | 2002-05-14 |
| 5387780 | Microwave hot water heating system | — | 1995-02-07 |
| 4448237 | System for efficiently exchanging heat with ground water in an aquifer | — | 1984-05-15 |