Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973811 | In situ decontamination of spills and landfills by radio frequency induction heating | — | 1990-11-27 |
| 4899671 | Method for measuring temperature of hot gases inside a vessel which radiates microwave energy | — | 1990-02-13 |
| 4843401 | Method and apparatus for generating and radiating electromagnetic energy | — | 1989-06-27 |
| 4716960 | Method and system for introducing electric current into a well | Bernard J. Eastlund, Kenneth J. Schmitt, John M. Harrison | 1988-01-05 |
| 4678034 | Well heater | Bernard J. Eastlund, Kenneth J. Schmitt | 1987-07-07 |