Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9140086 | Downhole apparatus | — | 2015-09-22 |
| 7866384 | Downhole device | — | 2011-01-11 |
| 6779598 | Swivel and eccentric weight to orient a roller sub | — | 2004-08-24 |
| 4509589 | Circulating bed heat exchanger for cooling shale ash | Franklin B. Carlson | 1985-04-09 |
| 4427839 | Faceted low absorptance solar cell | — | 1984-01-24 |
| 4421603 | Process for recovering carbonaceous liquids from solid carbonaceous particles | — | 1983-12-20 |
| 4413573 | Process for combusting carbonaceous solids containing nitrogen | Franklin B. Carlson, William James Robert Thomson | 1983-11-08 |
| 4292289 | Process for producing hydrogen fluoride and phosphoric acid | Curtis W. Cannon | 1981-09-29 |
| 4227942 | Photovoltaic semiconductor devices and methods of making same | — | 1980-10-14 |
| 4214253 | Radiation detector | — | 1980-07-22 |
| 4202867 | Process for manufacture of phosphoric acid and phosphorus pentafluoride | Curtis W. Cannon | 1980-05-13 |