Holger Herbst
19Patents
8h-index
21Co-inventors
64Inventor score
Filing activity: Oct 7, 1994 → May 11, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5637222A | Process for the fractional separation of (meth)acrylic acid from a mixture containing (meth)acrylic acid | Chemistry; Metallurgy | 14 | Expired |
| US6072076A | Continuous preparation of alkyl esters of (meth)acrylic acid | Chemistry; Metallurgy | 11 | Expired |
| US6207022A | Purification of crude (meth) acrylic acid | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5922244A | 4-acylaminopiperidin-N-oxyle | Chemistry; Metallurgy | 10 | Expired |
| US5482597A | Purification of crude (meth)acrylic acid | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5855743A | Process of isolation of (Meth) acrylic acid | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6518452B1 | Process for stabilizing (METH)acrylic acid esters against unwanted radical polymerization | Chemistry; Metallurgy | 9 | Expired |
| US5945560A | Continuous preparation of alkyl esters of (meth) acrylic acid | Chemistry; Metallurgy | 9 | Expired |
| US5961790A | Separation of (meth) acrylic acid by rectification | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5883288A | Continuous preparation of alkyl esters of (meth)acrylic acid | Chemistry; Metallurgy | 8 | Expired |
| US5910603A | Esterification of (meth)acrylic acid with an alkanol | Chemistry; Metallurgy | 7 | Expired |
| US6806385B1 | Rectification of (meth)acrylic acid with the addition of a tenside | Chemistry; Metallurgy | 7 | Expired |
| US6395140B1 | Method for producing (meth)acrylic acid | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6353130B1 | Method for continuous production of (meth)acrylic alkyl esters | Chemistry; Metallurgy | 4 | Expired |
| US6228227A | Separation of (meth)acrylic acid by rectification | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6617470B1 | Method for esterifying (meth)acrylic acid with an alkanol | Chemistry; Metallurgy | 2 | Expired |
| US6472554B1 | Continuous preparation of alkyl esters of (meth) acrylic acid | Chemistry; Metallurgy | 2 | Expired |
| US6568406B2 | Method of cleaning plant parts for the preparation or processing of (meth)acrylic esters | Chemistry; Metallurgy | 1 | Expired |
| US6512138B1 | Preparation of (meth)acrylates | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.