Ruprecht Kroker
9Patents
5h-index
13Co-inventors
60Inventor score
Filing activity: Jan 15, 1975 → Jan 27, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5897749A | Continuous distillative separation of liquid mixtures which contain (meth) acrylic acid as the main component | Emerging Cross-Sectional Technologies | 22 | Expired |
| US3992346A | Production of highly flexible coatings | Chemistry; Metallurgy | 12 | Expired |
| US4137213A | Pigment formulations for use in surface-coating binders | Chemistry; Metallurgy | 9 | Expired |
| US4190569A | Baking finishes of low solvent content | Chemistry; Metallurgy | 8 | Expired |
| US5039817A | Preparation of pure N-vinyl-2-pyrrolidone | Chemistry; Metallurgy | 7 | Expired |
| US4128521A | Baking finishes of low solvent content | Chemistry; Metallurgy | 4 | Expired |
| US6350352B2 | Process for separating by distillation pure (meth)acrylic acid from mixtures | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6998026B2 | Method for producing tertiary C4-C8-alkyl esters of (meth)acrylic acid | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6756506B2 | Method for producing tert-butyl esters of aliphatic c1-c4-carboxylic acids | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.