Andrei Zelenev
13Patents
8h-index
31Co-inventors
72Inventor score
Filing activity: Dec 20, 2000 → Mar 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8865632B1 | Drag-reducing copolymer compositions | Chemistry; Metallurgy | 65 | Active |
| US6592718B1 | Method of improving retention and drainage in a papermaking process using a diallyl-N,N-disubstituted ammonium halide-acrylamide copolymer and a structurally modified cationic polymer | Textiles; Paper | 46 | Expired |
| US9884988B2 | Methods and compositions for use in oil and/or gas wells | Chemistry; Metallurgy | 31 | Active |
| US9200192B2 | Compositions and methods for enhancement of production of liquid and gaseous hydrocarbons | Fixed Constructions | 28 | Active |
| US8916508B2 | Drag-reducing copolymer compositions | Chemistry; Metallurgy | 25 | Active |
| US6444091B1 | Structurally rigid nonionic and anionic polymers as retention and drainage aids in papermaking | Textiles; Paper | 17 | Expired |
| US10144862B2 | Compositions and methods for enhancement of production of liquid and gaseous hydrocarbons | Fixed Constructions | 16 | Active |
| US10590332B2 | Siloxane surfactant additives for oil and gas applications | Chemistry; Metallurgy | 10 | Active |
| US11634625B2 | Siloxane surfactant additives for oil and gas applications | Chemistry; Metallurgy | 1 | Active |
| US11149189B2 | Siloxane surfactant additives for oil and gas applications | Chemistry; Metallurgy | 1 | Active |
| US10144865B2 | Method of preparing and using drag-reducing dispersion polymer compositions | Chemistry; Metallurgy | 1 | Active |
| US11001748B2 | Method of preparing and using a drag-reducing additive having a dispersion polymer | Chemistry; Metallurgy | 0 | Active |
| US11407930B2 | Compositions and methods for enhancement of production of liquid and gaseous hydrocarbons | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.