Gary Knopeck
44Patents
10h-index
30Co-inventors
75Inventor score
Filing activity: Jun 21, 1991 → Aug 11, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7524805B2 | Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons | Chemistry; Metallurgy | 39 | Expired |
| US8148317B2 | Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons | Chemistry; Metallurgy | 36 | Active |
| US5137929A | Additives which stabilize hydrohalocarbon blowing agent in polyurethane and polyisocyanurate foam formulations during polymerization | Chemistry; Metallurgy | 32 | Expired |
| US6589355B1 | Cleaning processes using hydrofluorocarbon and/or hydrochlorofluorocarbon compounds | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7825081B2 | Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons | Chemistry; Metallurgy | 24 | Active |
| US8008244B2 | Compositions of tetrafluoropropene and hydrocarbons | Chemistry; Metallurgy | 19 | Active |
| US8163196B2 | Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene | Chemistry; Metallurgy | 18 | Active |
| US7935268B2 | Azeotrope-like compositions comprising trans-1-chloro-3,3,3-trifluoropropene | Chemistry; Metallurgy | 16 | Active |
| US7767638B2 | Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons | Chemistry; Metallurgy | 12 | Active |
| US5395859A | Catalysts which stabilize hydrohalocarbon blowing agent in polyisocyanurate foam formulations during polymerization | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5561171A | Catalysts which stabilize hydrohalocarbon blowing agent in polyisocyanurate foam formulations during polymerization | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5759438A | Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 1,1-dichloro-1-fluoroethane | Chemistry; Metallurgy | 8 | Expired |
| US8883708B2 | Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons | Chemistry; Metallurgy | 8 | Active |
| US8703006B2 | Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene | Chemistry; Metallurgy | 6 | Active |
| US9518225B2 | Compositions containing fluorine substituted olefins and methods and systems using same | Emerging Cross-Sectional Technologies | 6 | Active |
| US8741829B2 | Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons | Chemistry; Metallurgy | 6 | Active |
| US7174742B2 | Combined method and apparatus for recovering and reclaiming refrigerant, solvent flushing, and refrigerant recharging | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6790820B2 | Compositions of hydrofluorocarbons and trans-1,2-dichloroethylene | Chemistry; Metallurgy | 5 | Expired |
| US6638987B2 | Azeotrope-like compositions of tetrafluoroethane, pentafluoropropane and water | Chemistry; Metallurgy | 5 | Expired |
| US6635686B2 | Azeotrope-like compositions of tetrafluoroethane, pentafluoropropane and methylbutane | Chemistry; Metallurgy | 4 | Expired |
| US8802743B2 | Azeotrope-like compositions comprising trans-1-chloro-3,3,3-trifluoropropene | Chemistry; Metallurgy | 4 | Active |
| US6686326B2 | Azeotrope-like compositions or pentafluorobutane | Chemistry; Metallurgy | 4 | Expired |
| US9764999B2 | Aerosol compositions containing fluorine substituted olefins and methods and systems using same | Chemistry; Metallurgy | 3 | Active |
| US5688833A | Azeotrope-like compositions of 1 1 1 3 3-pentafluoropropane and 1 1-dichloro-1-fluoroethane | Chemistry; Metallurgy | 3 | Expired |
| US5925612A | Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 1,1-dichloro-1-fluoroethane | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.