Kevin W. Frederick
23Patents
8h-index
20Co-inventors
75Inventor score
Filing activity: Jul 12, 1994 → Sep 30, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6767867B2 | Methods of treating subterranean zones penetrated by well bores | Emerging Cross-Sectional Technologies | 79 | Expired |
| US8211414B2 | Water soluble polymer complexes with surfactants | Human Necessities | 27 | Active |
| US7001953B2 | Water-soluble polymer complexes | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6939536B2 | Cosmetic compositions containing water-soluble polymer complexes | Emerging Cross-Sectional Technologies | 18 | Expired |
| US8640774B1 | Method of treating a formation | Fixed Constructions | 12 | Active |
| US7514007B2 | Use of water-soluble polymer complexes in aqueous systems | Emerging Cross-Sectional Technologies | 12 | Active |
| US6414080B1 | Inverse emulsion polymer and production thereof | Chemistry; Metallurgy | 11 | Expired |
| US7087556B2 | Compositions for treating subterranean zones penetrated by well bores | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5480921A | Process for preparing novel high solids non-aqueous polymer compositions | Chemistry; Metallurgy | 8 | Expired |
| US5589525A | Process for preparing novel high solids non-aqueous polymer compositions | Chemistry; Metallurgy | 5 | Expired |
| US8021516B2 | Use of water-soluble polymer complexes in aqueous systems | Emerging Cross-Sectional Technologies | 4 | Active |
| US11162011B2 | Diluted cationic friction reducers | Chemistry; Metallurgy | 3 | Active |
| US9695350B2 | Ampholyte polymeric compounds in subterranean applications | Fixed Constructions | 3 | Active |
| US6110995A | Process for preparing novel high solids non-aqueous polymer compositions | Chemistry; Metallurgy | 2 | Expired |
| US10385253B2 | Salt tolerant friction reducer | Chemistry; Metallurgy | 2 | Active |
| US11795376B2 | Viscosifying friction reducers | Chemistry; Metallurgy | 0 | Active |
| US10711173B2 | Salt tolerant friction reducer | Chemistry; Metallurgy | 0 | Active |
| US9816022B2 | Ampholyte polymeric compounds in subterranean applications | Fixed Constructions | 0 | Active |
| US11261361B2 | Salt tolerant friction reducer | Chemistry; Metallurgy | 0 | Active |
| US7754794B2 | Methods of treating keratin based substrates | Emerging Cross-Sectional Technologies | 0 | Active |
| US11746277B2 | Diluted cationic friction reducers | Chemistry; Metallurgy | 0 | Active |
| US10584277B2 | Water-in-oil emulsion composition and method of treating subterranean formation using same | Fixed Constructions | 0 | Active |
| US8535651B2 | Water soluble polymer complexes with surfactants | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.