George E. Keller, II
22Patents
11h-index
43Co-inventors
75Inventor score
Filing activity: Aug 20, 1974 → Feb 29, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4194892A | Rapid pressure swing adsorption process with high enrichment factor | Emerging Cross-Sectional Technologies | 63 | Expired |
| US4354859A | Enhanced gas separation by selective adsorption | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5308648A | Spray application of plastics additives to polymers | Performing Operations; Transporting | 41 | Expired |
| US4941893A | Gas separation by semi-permeable membranes | Chemistry; Metallurgy | 38 | Expired |
| US4406867A | Process for the purification of non-reacting gases | Emerging Cross-Sectional Technologies | 20 | Expired |
| US3985820A | Cracking process | Chemistry; Metallurgy | 19 | Expired |
| US5194159A | Treatment of lower glycol-containing operative fluids | Chemistry; Metallurgy | 18 | Expired |
| US4313916A | Process for the purification of non-reacting gases | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5034134A | Treatment of impurity-containing liquid streams in ethylene oxide/glycol processes with semi-permeable membranes | Chemistry; Metallurgy | 13 | Expired |
| US4174353A | Olefin separation process | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4760200A | Process for the production of alkylene glycols | Chemistry; Metallurgy | 11 | Expired |
| US4551566A | Process for the production of alkylene glycols | Chemistry; Metallurgy | 11 | Expired |
| US3959401A | Process for cracking | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5744556A | Gas phase polymerization employing unsupported catalysts | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4910295A | Process for reducing the odor of ethylidene norbornene present in EPDM resin | Performing Operations; Transporting | 7 | Expired |
| US5534133A | Continuous method for increasing the Q. I. concentration of liquid tar while concurrently producing a Q. I. free tar | Chemistry; Metallurgy | 6 | Expired |
| US5102549A | Treatment of lower glycol-containing operative fluids | Chemistry; Metallurgy | 6 | Expired |
| US6036865A | Separation processes | Chemistry; Metallurgy | 5 | Expired |
| US9676695B2 | Methods for integrated natural gas purification and products produced therefrom | Fixed Constructions | 2 | Active |
| US5856150A | Selective hydrolysis of saturated esters over unsaturated esters using enzymes | Chemistry; Metallurgy | 2 | Expired |
| US4191701A | Alcohol separation | Chemistry; Metallurgy | 0 | Expired |
| US6252123A | Membrane separation process for metal complex catalysts | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.