Stephen Lee
4Patents
2h-index
10Co-inventors
45Inventor score
Filing activity: Dec 30, 1974 → Mar 26, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8720445B2 | Tracheal tube with colorimetric CO2 indicator | Human Necessities | 5 | Active |
| US8093351B2 | Copolymerization of propylene oxide and carbon dioxide and homopolymerization of propylene oxide | Chemistry; Metallurgy | 5 | Active |
| US3968061A | Polyurethane foams prepared by a quasi-prepolymer technique | Chemistry; Metallurgy | 1 | Expired |
| US9683077B2 | Copolymerization of propylene oxide and carbon dioxide without production of propylene carbonate | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.