Ferdinand Lippert
11Patents
5h-index
16Co-inventors
55Inventor score
Filing activity: Mar 31, 1993 → Jun 30, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5294740A | Preparation of formic acid by thermal cleavage of quaternary ammonium formates | Chemistry; Metallurgy | 22 | Expired |
| US5334759A | Preparation of formic acid from carbon monoxide and water | Chemistry; Metallurgy | 17 | Expired |
| US5986027A | Olefin polymerization using a catalyst comprising a group VIIIB metal, and acid, and a bidentate chelating compound | Chemistry; Metallurgy | 7 | Expired |
| US6031057A | Polymers of olefinically unsaturated monomers | Chemistry; Metallurgy | 6 | Expired |
| US5866716A | Process for Selectively preparing carboxylic acids by carbonylation of olefins | Chemistry; Metallurgy | 5 | Expired |
| US5705683A | Carbonylation of olefins | Chemistry; Metallurgy | 4 | Expired |
| US5952438A | Polymeric polyamines from alternating polyketones | Textiles; Paper | 4 | Expired |
| US6265589A | Mixtures of alkylated methylolated 4,5-dihydroxy-imidazolidin-2-ones | Textiles; Paper | 3 | Expired |
| US5917085A | Continuous preparation of methyl formate | Chemistry; Metallurgy | 3 | Expired |
| US6075161A | Preparation of 3-pentenoic acid esters by carbonylation of alkoxybutenes | Chemistry; Metallurgy | 2 | Expired |
| US5891989A | Carbon monoxide/olefin-copolymers | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.