Helmuth Menig
7Patents
3h-index
31Co-inventors
57Inventor score
Filing activity: Mar 9, 1984 → Dec 3, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5936126A | Process for reacting an organic compound in the presence of a supported ruthenium catalyst | Chemistry; Metallurgy | 40 | Expired |
| US4560769A | Preparation of pyrroles | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6214172A | Preparation of methylglyoxal dimethyl acetal | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6072087A | Method for producing carbonyl compounds | Chemistry; Metallurgy | 1 | Expired |
| US6255534A | Preparation of carbonyl compounds | Chemistry; Metallurgy | 1 | Expired |
| US7294326B2 | Hydrocyanic acid consisting of formamide | Performing Operations; Transporting | 1 | Expired |
| US6133482A | Method for producing carbonyl compounds | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.