Harold J. Vinegar
307Patents
180h-index
133Co-inventors
93Inventor score
Filing activity: Jan 25, 1980 → Mar 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5236039A | Balanced-line RF electrode system for use in RF ground heating to recover oil from oil shale | Fixed Constructions | 441 | Expired |
| US4886118A | Conductively heating a subterranean oil shale to create permeability and subsequently produce oil | Fixed Constructions | 437 | Expired |
| US6056057A | Heater well method and apparatus | Fixed Constructions | 371 | Expired |
| US4984594A | Vacuum method for removing soil contamination utilizing surface electrical heating | Performing Operations; Transporting | 366 | Expired |
| US6023554A | Electrical heater | Performing Operations; Transporting | 360 | Expired |
| US6079499A | Heater well method and apparatus | Fixed Constructions | 355 | Expired |
| US5498960A | NMR logging of natural gas in reservoirs | Physics | 354 | Expired |
| US5862858A | Flameless combustor | Fixed Constructions | 350 | Expired |
| US4728892A | NMR imaging of materials | Physics | 350 | Expired |
| US5899269A | Flameless combustor | Emerging Cross-Sectional Technologies | 346 | Expired |
| US5297626A | Oil recovery process | Emerging Cross-Sectional Technologies | 345 | Expired |
| US4640352A | In-situ steam drive oil recovery process | Fixed Constructions | 343 | Expired |
| US5318116A | Vacuum method for removing soil contaminants utilizing thermal conduction heating | Performing Operations; Transporting | 340 | Expired |
| US5392854A | Oil recovery process | Emerging Cross-Sectional Technologies | 340 | Expired |
| US5190405A | Vacuum method for removing soil contaminants utilizing thermal conduction heating | Performing Operations; Transporting | 336 | Expired |
| US7121342B2 | Thermal processes for subsurface formations | Fixed Constructions | 333 | Expired |
| US6019172A | Flameless combustor | Emerging Cross-Sectional Technologies | 332 | Expired |
| US7011154B2 | In situ recovery from a kerogen and liquid hydrocarbon containing formation | Emerging Cross-Sectional Technologies | 330 | Expired |
| US5497087A | NMR logging of natural gas reservoirs | Physics | 329 | Expired |
| US4571491A | Method of imaging the atomic number of a sample | Physics | 325 | Expired |
| US5404952A | Heat injection process and apparatus | Fixed Constructions | 324 | Expired |
| US7077199B2 | In situ thermal processing of an oil reservoir formation | Fixed Constructions | 323 | Expired |
| US4719423A | NMR imaging of materials for transport properties | Physics | 322 | Expired |
| US5411089A | Heat injection process | Fixed Constructions | 320 | Expired |
| US4613754A | Tomographic calibration apparatus | Physics | 319 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.