Sunggyu Lee
40Patents
12h-index
41Co-inventors
81Inventor score
Filing activity: Feb 8, 1984 → Nov 8, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5386055A | Depolymerization process | Emerging Cross-Sectional Technologies | 77 | Expired |
| US6076487A | Internal combustion system using acetylene fuel | Emerging Cross-Sectional Technologies | 67 | Expired |
| US6575147B2 | Internal combustion system adapted for use of a dual fuel composition including acetylene | Emerging Cross-Sectional Technologies | 65 | Expired |
| US6287351A | Dual fuel composition including acetylene for use with diesel and other internal combustion engines | Emerging Cross-Sectional Technologies | 62 | Expired |
| US6051135A | Apparatus for making aqueous chlorine dioxide and apparatus for treating water with aqueous chlorine dioxide | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5516952A | Oxidative decoupling of scrap rubber | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5855861A | Method and apparatus for making aqueous chlorine dioxide | Chemistry; Metallurgy | 25 | Expired |
| US5427944A | Bioremediation of polycyclic aromatic hydrocarbon-contaminated soil | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6992116B2 | Devulcanization of cured rubber | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7229647B2 | Chlorine dioxide gel and associated methods | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5663237A | Graft copolymerization in supercritical media | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4502942A | Enhanced oil recovery from western United States type oil shale using carbon dioxide retorting technique | Chemistry; Metallurgy | 12 | Expired |
| US5080692A | Extraction of organic sulfur from coal by use of supercritical fluids | Chemistry; Metallurgy | 11 | Expired |
| US7288127B1 | Dual fuel composition including acetylene | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5079302A | Polymerization process and the polymers thereof | Chemistry; Metallurgy | 10 | Expired |
| US6340722B1 | Polymerization, compatibilized blending, and particle size control of powder coatings in a supercritical fluid | Emerging Cross-Sectional Technologies | 10 | Expired |
| US8720390B2 | Fuel performance booster | Emerging Cross-Sectional Technologies | 10 | Active |
| US9801017B2 | Method of managing geo-fence and electronic device thereof | Emerging Cross-Sectional Technologies | 7 | Active |
| US7186345B2 | Systems for water purification through supercritical oxidation | Chemistry; Metallurgy | 7 | Expired |
| US5571869A | Flame initiated graft polymerization | Chemistry; Metallurgy | 6 | Expired |
| US7931711B2 | Methods for supercritical water reformation of fuels and generation of hydrogen using supercritical water | Emerging Cross-Sectional Technologies | 5 | Active |
| US5508194A | Nutrient medium for the bioremediation of polycyclic aromatic hydrocarbon-contaminated soil | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5510429A | Polycarbonate-g-polyacrylate graft copolymerization | Chemistry; Metallurgy | 4 | Expired |
| US5459166A | Catalytic process for production of gasoline from synthesis gas | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7811537B2 | Systems and methods for air purifications using supercritical water oxidation | Emerging Cross-Sectional Technologies | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.