Andreas Keller
35Patents
5h-index
95Co-inventors
72Inventor score
Filing activity: Nov 2, 1998 → Mar 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6271320A | Method for the production of a polymer dispersion by radical aqueous emulsion polymerization with a continuously produced aqueous monomer emulsion | Chemistry; Metallurgy | 324 | Expired |
| US6156362A | Natamycin and chemical preservatives in foods and method of making | Human Necessities | 16 | Expired |
| US6881854B2 | Conjugated unsaturated glyceride mixtures and a method for producing the same | Human Necessities | 16 | Expired |
| US10202324B2 | Process for the preparation of melonal | Chemistry; Metallurgy | 10 | Active |
| US6117939A | Free radical miniemulsion polymerization with low shear and heat exchanger | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6171624A | Water-in-oil spread with water base fruit composition | Human Necessities | 5 | Expired |
| US9856199B2 | Method for producing menthones from isopulegol in the gas phase | Chemistry; Metallurgy | 5 | Active |
| US9056812B2 | Process for preparing 4-cyclohexyl-2-methyl-2-butanol | Chemistry; Metallurgy | 4 | Active |
| US9975837B2 | Method for synthesizing optically active carbonyl compounds | Chemistry; Metallurgy | 4 | Active |
| US6306449A | Water-in-oil spread with water base fruit composition | Human Necessities | 3 | Expired |
| US9073826B2 | Process for preparing and purifying salts of acrylamido-2-methylpropanesulfonic acid | Chemistry; Metallurgy | 2 | Active |
| US6946529B2 | Method for producing an aqueous polymer dispersion by radical aqueous emulsion polymerization with a continually produced aqueous monomer emulsion | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10301244B2 | Method for synthesizing optically active carbonyl compounds | Chemistry; Metallurgy | 1 | Active |
| US8461363B2 | Deodorization and stabilization of marine oils | Chemistry; Metallurgy | 1 | Active |
| US9320688B2 | Powderous formulations of organic acids or esters having an aromatic ring system | Human Necessities | 0 | Active |
| US9416079B2 | Process for preparing 4-cyclohexyl-2-methyl-2-butanol | Chemistry; Metallurgy | 0 | Active |
| US10875821B2 | Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase | Performing Operations; Transporting | 0 | Active |
| USRE49036E1 | Method for synthesizing optically active carbonyl compounds | General | 0 | Active |
| US8608824B2 | Integrated method for producing carbonyl iron powder and hydrocarbons | Emerging Cross-Sectional Technologies | 0 | Active |
| US11407700B2 | Process for preparing 2,3-unsaturated alcohols | Chemistry; Metallurgy | 0 | Active |
| US11618725B2 | Process to recover 3-methyl-but-3-en-1-ol | Chemistry; Metallurgy | 0 | Active |
| US6365740B1 | Preparation of 2-methyl-4-amino-5-aminomethylpyrimidine | Chemistry; Metallurgy | 0 | Expired |
| US10919827B2 | Process for recovering 3-methylbut-3-en-1-ol | Emerging Cross-Sectional Technologies | 0 | Active |
| US10737944B2 | Tin-containing zeolitic material having a BEA framework structure | Chemistry; Metallurgy | 0 | Active |
| US12172956B2 | Method for the isomerization of a 3-(Z)-unsaturated carboxylic acid to the 3-(E)-isomer | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.