Ruoxin Li
17Patents
9h-index
12Co-inventors
65Inventor score
Filing activity: Nov 26, 1996 → May 12, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6258859A | Viscoelastic surfactant fluids and related methods of use | Emerging Cross-Sectional Technologies | 214 | Expired |
| US6482866B1 | Viscoelastic surfactant fluids and related methods of use | Emerging Cross-Sectional Technologies | 117 | Expired |
| US6204297A | Nonionic gemini surfactants | Emerging Cross-Sectional Technologies | 75 | Expired |
| US6831108B2 | Viscoelastic surfactant fluids and related methods of use | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5710121A | Anionic surfactants having multiple hydrophobic and hydrophilic groups | Chemistry; Metallurgy | 30 | Expired |
| US7238648B2 | Viscoelastic surfactant fluids and related methods of use | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5863886A | Nonionic gemini surfactants having multiple hydrophobic and hydrophilic sugar groups | Chemistry; Metallurgy | 25 | Expired |
| US5789371A | Amphoteric surfactants having multiple hydrophobic and hydrophilic groups | Chemistry; Metallurgy | 20 | Expired |
| US5952290A | Anionic gemini surfactants and methods for their preparation | Chemistry; Metallurgy | 17 | Expired |
| US5922671A | Anionic surfactants having multiple hydrophobic and hydrophilic groups | Chemistry; Metallurgy | 9 | Expired |
| US5811384A | Nonionic gemini surfactants | Chemistry; Metallurgy | 8 | Expired |
| US5846926A | Nonionic gemini surfactants with three hydrophilic heads and two lipophilic tails | Chemistry; Metallurgy | 8 | Expired |
| US5945393A | Nonionic gemini surfactants | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6121222A | Anionic surfactants having multiple hydrophobic and hydrophilic groups | Chemistry; Metallurgy | 4 | Expired |
| US9249351B2 | Viscoelastic surfactant fluids and related methods of use | Emerging Cross-Sectional Technologies | 3 | Active |
| US5900397A | Nonylphenol nonionic gemini surfactants | Chemistry; Metallurgy | 2 | Expired |
| US10184053B2 | Pigment-type ultraviolet light curable coating for window film and preparation method therefor | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.