Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7438733 | Fossil fuel combined cycle power generation method | Timothy R. Armstrong, Roddie R. Judkins | 2008-10-21 |
| 7118606 | Fossil fuel combined cycle power system | Timothy R. Armstrong, Roddie R. Judkins | 2006-10-10 |
| 6629412 | Electricity-producing heating apparatus utilizing a turbine generator in a semi-closed brayton cycle | Jeffrey E. Christian | 2003-10-07 |
| 6220033 | Universal thermochemical energy converter | James R. Sand, James C. Conklin, James VanCoevering, George E. Courville | 2001-04-24 |
| 5392606 | Self-contained small utility system | James R. Sand | 1995-02-28 |