Ravindra Vikram Singh
7Patents
3h-index
20Co-inventors
46Inventor score
Filing activity: Oct 28, 2005 → Sep 4, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7563817B2 | Purified 2-aryl-3,3-bis(hydroxyaryl)phthalimidines | Chemistry; Metallurgy | 8 | Expired |
| US7790832B2 | Methods for purifying 2-aryl-3,3-bis(hydroxyaryl)phthalimidines | Chemistry; Metallurgy | 7 | Active |
| US7514524B2 | Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom | Chemistry; Metallurgy | 3 | Active |
| US7592464B2 | Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom | Chemistry; Metallurgy | 3 | Active |
| US7326763B2 | Polymers, polymer compositions and method of preparation | Chemistry; Metallurgy | 2 | Expired |
| US7208620B1 | Polycyclic dihydroxy compounds and methods for preparation | Chemistry; Metallurgy | 2 | Expired |
| US7381786B2 | Methods of polymer preparation using polycyclic dihydroxy compounds | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.