Fu Chen
73Patents
21h-index
31Co-inventors
88Inventor score
Filing activity: Jan 3, 1986 → Feb 5, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6417268B1 | Method for making hydrophobically associative polymers, methods of use and compositions | Chemistry; Metallurgy | 92 | Expired |
| US4659481A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 64 | Expired |
| US4913822A | Method for control of scale and inhibition of corrosion in cooling water systems | Chemistry; Metallurgy | 47 | Expired |
| US6590050B1 | Polymeric fluid loss additives and method of use thereof | Chemistry; Metallurgy | 44 | Expired |
| US5575920A | Method of inhibiting scale and controlling corrosion in cooling water systems | Chemistry; Metallurgy | 42 | Expired |
| US4659482A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 41 | Expired |
| US5234604A | Water soluble block copolymers and methods of use therof | Chemistry; Metallurgy | 38 | Expired |
| US6020422A | Aqueous dispersion polymers | Textiles; Paper | 35 | Expired |
| US6444747B1 | Water soluble copolymers | Chemistry; Metallurgy | 31 | Expired |
| US4732698A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 30 | Expired |
| US5006596A | Self-inverting, water-in-oil emulsions | Chemistry; Metallurgy | 29 | Expired |
| US5180498A | Polymers for the treatment of boiler water | Chemistry; Metallurgy | 29 | Expired |
| US5158622A | Method and composition for treatment of aluminum | Chemistry; Metallurgy | 29 | Expired |
| US4872995A | Method for calcium oxalate scale control | Chemistry; Metallurgy | 28 | Expired |
| US6641754B2 | Method for controlling scale formation and deposition in aqueous systems | Chemistry; Metallurgy | 28 | Expired |
| US4759851A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 27 | Expired |
| US5614602A | Process for the preparation of aqueous dispersion polymers | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4717499A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 26 | Expired |
| US6465587B1 | Polymeric fluid loss additives and method of use thereof | Chemistry; Metallurgy | 25 | Expired |
| US4701262A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 24 | Expired |
| US4659480A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 21 | Expired |
| US5921912A | Copolmer formulations for breaking oil-and-water emulsions | Performing Operations; Transporting | 21 | Expired |
| US5292441A | Quaternized polyvinylamine water clarification agents | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4708815A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 20 | Expired |
| US4944885A | Water treatment polymers and methods of use thereof | Chemistry; Metallurgy | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.