Roger A. Smith
10Patents
5h-index
9Co-inventors
59Inventor score
Filing activity: Aug 8, 1980 → Dec 15, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4348310A | Solutions of sulfonyl fluoride compounds and fluoropolymers | Chemistry; Metallurgy | 38 | Expired |
| US6062930A | Multipurpose recreational mat | Performing Operations; Transporting | 24 | Expired |
| US4414280A | Membranes and composites from fluoropolymer solutions | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4437952A | Coextruded multilayer cation exchange membranes | Chemistry; Metallurgy | 13 | Expired |
| US9125814B2 | Biocompatible crosslinked hydrogels, drug-loaded hydrogels and methods of using the same | Chemistry; Metallurgy | 8 | Active |
| US4544471A | Electrolytic cell with cation exchange membrane having high equivalent weight component | Chemistry; Metallurgy | 4 | Expired |
| US4401711A | Cation exchange membrane with high equivalent weight component | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4411750A | Cation exchange membrane with high equivalent weight component | Chemistry; Metallurgy | 3 | Expired |
| US4446269A | Solvents of carboxyl ester compounds and fluoropolymers | Chemistry; Metallurgy | 2 | Expired |
| US9211331B2 | Mineral based composition and methods of use | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.