Ralph Armbrust
3Patents
2h-index
14Co-inventors
37Inventor score
Filing activity: May 15, 2000 → Nov 12, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7211701B2 | Preparation of trimethylolpropane | Chemistry; Metallurgy | 27 | Expired |
| US6933409B1 | Amination of aromatic hydrocarbons and heterocyclic analogs thereof | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8137430B2 | Calcium formate fertiliser | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.