Frank Funke
36Patents
10h-index
69Co-inventors
78Inventor score
Filing activity: Sep 23, 1998 → Feb 26, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6057442A | Preparation of amines | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6525222B2 | Process for preparing amines | Chemistry; Metallurgy | 28 | Expired |
| US6576796B1 | Process for the preparation of alkylamines | Chemistry; Metallurgy | 21 | Expired |
| US7183438B2 | Catalysts and method for the production of amines | Chemistry; Metallurgy | 21 | Expired |
| US6187957A | Preparation of amines | Performing Operations; Transporting | 18 | Expired |
| US6469211B2 | Hydrogenation of nitriles over Raney catalysts | Chemistry; Metallurgy | 14 | Expired |
| US7053246B2 | Preparation of a symmetrical secondary amine | Chemistry; Metallurgy | 13 | Expired |
| US7034186B2 | Preparation of an amine | Performing Operations; Transporting | 13 | Expired |
| US6417353B1 | Preparing amines | Chemistry; Metallurgy | 12 | Expired |
| US6462236B2 | Preparation of amines | Chemistry; Metallurgy | 10 | Expired |
| US6916964B2 | Selective hydrogenation of olefinically unsaturated carbonyl compounds | Chemistry; Metallurgy | 8 | Expired |
| US6790995B2 | Preparation of primary and secondary amines from nitriles | Chemistry; Metallurgy | 8 | Expired |
| US6049007A | Racemization of optically active amines | Chemistry; Metallurgy | 5 | Expired |
| US7101824B2 | Preparation of ruthenium/iron catalysts supported on carbon | Chemistry; Metallurgy | 4 | Expired |
| US6160178A | Racemization of optically active amines | Chemistry; Metallurgy | 3 | Expired |
| US7060857B2 | Method for the production of isophorondiamine (ipda,3-aminomethyl-3,5,5-trimethylcyclohexylamine) | Chemistry; Metallurgy | 3 | Expired |
| US6677486B2 | Hydrogenation of nitriles over Raney catalysts | Chemistry; Metallurgy | 2 | Expired |
| US6743956B1 | Selective liquid phase hydrogenation of carbonyl compounds to give the corresponding alcohols in the presence of a Pt/ZnO catalyst | Chemistry; Metallurgy | 2 | Expired |
| US7256313B2 | Method for the production of isophorondiamine (ipda, 3-aminomethyl-3,5,5-trimethyl- cyclohexylamine) having a high cis/tran-isomer ratio | Chemistry; Metallurgy | 2 | Expired |
| US6153797A | Racemizing of optically active amines | Chemistry; Metallurgy | 2 | Expired |
| US7497931B2 | Distillative preparation of IPDA having a high cis/trans isomer ratio | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6563004B2 | Process for preparing monoisopropylamine | Chemistry; Metallurgy | 1 | Expired |
| US6689914B2 | Preparation of amines | Chemistry; Metallurgy | 1 | Expired |
| US6548704B2 | Racemization of optically active amines | Chemistry; Metallurgy | 1 | Expired |
| US7161039B2 | Method and device for producing ethylamine and butylamine | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.