Robert Henry Carr
12Patents
2h-index
22Co-inventors
54Inventor score
Filing activity: Nov 6, 1996 → Aug 27, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5767324A | Polyols | Chemistry; Metallurgy | 4 | Expired |
| US8871979B2 | Process for the production of methylene-bridged polyphenyl polyamines | Chemistry; Metallurgy | 3 | Active |
| US7943724B2 | Process for preparing diaminodiphenylmethanes | Chemistry; Metallurgy | 2 | Active |
| US9217054B2 | Process for production of di- and polyamines of the diphenylmethane series | Chemistry; Metallurgy | 1 | Active |
| US9751768B2 | Process for extracting phosgene | Emerging Cross-Sectional Technologies | 1 | Active |
| US8557949B2 | Process for production of di- and polyamines of the diphenylmethane series | Chemistry; Metallurgy | 1 | Active |
| US8399701B2 | Process for the preparation of di- and polyamines of the diphenylmethane series | Chemistry; Metallurgy | 0 | Active |
| US12043957B2 | Process for manufacturing an upgraded bio-oil from black liquor | Emerging Cross-Sectional Technologies | 0 | Active |
| US8802890B2 | Process for manufacturing isocyanates | Chemistry; Metallurgy | 0 | Active |
| US8496834B2 | Process for fractionating a mixture of polyisocyanates | Chemistry; Metallurgy | 0 | Active |
| US10227294B2 | Method for controlling the process for making isocyanates | Chemistry; Metallurgy | 0 | Active |
| US8779182B2 | Process for the simultaneous production of different mixtures of diisocyanate isomers of the diphenylmethane series | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.