Amoco Corporation
1,538Patents
0Active
1,538Granted
48Portfolio score
Filing activity: Mar 10, 1981 → Mar 26, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5374395A | Diagnostics instrument | Emerging Cross-Sectional Technologies | 463 | Expired |
| US4637464A | In situ retorting of oil shale with pulsed water purge | Fixed Constructions | 317 | Expired |
| US5388645A | Method for producing methane-containing gaseous mixtures | Mechanical Engineering; Lighting; Heating | 305 | Expired |
| US5439054A | Method for treating a mixture of gaseous fluids within a solid carbonaceous subterranean formation | Emerging Cross-Sectional Technologies | 299 | Expired |
| US5454666A | Method for disposing of unwanted gaseous fluid components within a solid carbonaceous subterranean formation | Emerging Cross-Sectional Technologies | 296 | Expired |
| US5388640A | Method for producing methane-containing gaseous mixtures | Fixed Constructions | 291 | Expired |
| US5566756A | Method for recovering methane from a solid carbonaceous subterranean formation | Emerging Cross-Sectional Technologies | 288 | Expired |
| US5388643A | Coalbed methane recovery using pressure swing adsorption separation | Fixed Constructions | 288 | Expired |
| US5388642A | Coalbed methane recovery using membrane separation of oxygen from air | Fixed Constructions | 288 | Expired |
| US5388641A | Method for reducing the inert gas fraction in methane-containing gaseous mixtures obtained from underground formations | Fixed Constructions | 287 | Expired |
| US4662443A | Combination air-blown and oxygen-blown underground coal gasification process | Fixed Constructions | 286 | Expired |
| US4662439A | Method of underground conversion of coal | Fixed Constructions | 284 | Expired |
| US4756367A | Method for producing natural gas from a coal seam | Fixed Constructions | 280 | Expired |
| US5201219A | Method and apparatus for measuring free hydrocarbons and hydrocarbons potential from whole core | Physics | 274 | Expired |
| US5273905A | Processing of slide mounted material | Physics | 245 | Expired |
| US5059303A | Oil stabilization | Chemistry; Metallurgy | 228 | Expired |
| US5566755A | Method for recovering methane from a solid carbonaceous subterranean formation | Mechanical Engineering; Lighting; Heating | 224 | Expired |
| US4794534A | Method of drilling a well utilizing predictive simulation with real time data | Fixed Constructions | 196 | Expired |
| US5750338A | Target and background capture methods with amplification for affinity assays | Physics | 188 | Expired |
| US5402856A | Anti-whirl underreamer | Fixed Constructions | 185 | Expired |
| US5714380A | Closed vessel for isolating target molecules and for performing amplification | Physics | 185 | Expired |
| US5014788A | Method of increasing the permeability of a coal seam | Fixed Constructions | 182 | Expired |
| US5930730A | Method and apparatus for seismic signal processing and exploration | Physics | 161 | Expired |
| US4854397A | System for directional drilling and related method of use | Fixed Constructions | 156 | Expired |
| US4762543A | Carbon dioxide recovery | Emerging Cross-Sectional Technologies | 155 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.