Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10634411 | Energy efficient refrigerated room with optionally associated geothermal earth loop system | — | 2020-04-28 |
| 9920518 | Energy efficient refrigerated room with optionally associated geothermal earth loop system | — | 2018-03-20 |
| 9372017 | Energy efficient cooling and heating system | — | 2016-06-21 |
| 6464775 | Fast-setting, fibrous, portland cement-based building material | — | 2002-10-15 |