Ernst Hofmann
9Patents
6h-index
19Co-inventors
60Inventor score
Filing activity: Feb 21, 1973 → May 22, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3992562A | Manufacture of insoluble and only slightly water-swellable polymers of N-vinyl lactams of improved adsorptivity | Chemistry; Metallurgy | 70 | Expired |
| US4013825A | Manufacture of insoluble and only slightly water-swellable polymers of N-vinyl lactams of improved adsorptivity | Chemistry; Metallurgy | 21 | Expired |
| US3933766A | Manufacture of insoluble and only sparingly swellable poly-N-vinylpyrrolidone-2 or copolymers of N-vinylpyrrolidone with other N-vinyllactams | Chemistry; Metallurgy | 17 | Expired |
| US7906594B2 | Process for preparation of polymer blends composed of polyoxymethylenes and of thermoplastic elastomers | Emerging Cross-Sectional Technologies | 10 | Active |
| US5039817A | Preparation of pure N-vinyl-2-pyrrolidone | Chemistry; Metallurgy | 7 | Expired |
| US3975400A | Method of continuously producing .gamma.-butyrolactams | Chemistry; Metallurgy | 7 | Expired |
| US8053499B2 | Colored polyoxymethylene molding compounds and molded parts produced therefrom | Chemistry; Metallurgy | 4 | Active |
| US4876275A | 3,4-dihydro-2H-pyrans useful as pesticides | Chemistry; Metallurgy | 2 | Expired |
| US6548628B2 | Process for producing a film or layer | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.