Issued Patents All Time
Showing 126–138 of 138 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269876 | Electrical heater | Harold J. Vinegar, Lawrence James Bielamowicz | 2001-08-07 |
| 6102622 | Remediation method | Harold J. Vinegar | 2000-08-15 |
| 6102122 | Control of heat injection based on temperature and in-situ stress measurement | — | 2000-08-15 |
| 6023554 | Electrical heater | Harold J. Vinegar | 2000-02-08 |
| 5997214 | Remediation method | Harold J. Vinegar | 1999-12-07 |
| 5433271 | Heat injection process | Harold J. Vinegar, Lawrence James Bielamowicz, Phillip Temmons Baxley | 1995-07-18 |
| 5411089 | Heat injection process | Harold J. Vinegar, Lawrence James Bielamowicz, Phillip Temmons Baxley, Scott Lee Wellington | 1995-05-02 |
| 5404952 | Heat injection process and apparatus | Harold J. Vinegar, Thomas Mikus, Carlos A. Glandt, John Michael Karanikas | 1995-04-11 |
| 5392854 | Oil recovery process | Harold J. Vinegar, Carlos A. Glandt, Thomas Mikus, Mark A. Beckemeier | 1995-02-28 |
| 5318116 | Vacuum method for removing soil contaminants utilizing thermal conduction heating | Harold J. Vinegar, George Leo Stegemeier, Charles C. Chou | 1994-06-07 |
| 5190405 | Vacuum method for removing soil contaminants utilizing thermal conduction heating | Harold J. Vinegar, George L. Stegmeier, Charles C. Chou | 1993-03-02 |
| 5189283 | Current to power crossover heater control | Frederick Gordon Carl, Jr. | 1993-02-23 |
| 4886118 | Conductively heating a subterranean oil shale to create permeability and subsequently produce oil | Peter Van Meurs, Harold J. Vinegar, Michael F. Lucid | 1989-12-12 |