Inventor · Bischofswerda, DE

Eberhard Fuchs

36Patents
9h-index
43Co-inventors
75Inventor score

Filing activity: Aug 26, 1992 → Nov 23, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6147208A Process for simultaneously preparing caprolactam and hexamethylene diamine Emerging Cross-Sectional Technologies 36 Expired
US7179875B2 Method for producing water-absorbent resins Chemistry; Metallurgy 24 Expired
US5496941A Process for continuous purification of crude caprolactam prepared from 6-aminocapronitrile Emerging Cross-Sectional Technologies 21 Expired
US5693793A Preparation of caprolactam from 6-aminocapronitrile Chemistry; Metallurgy 17 Expired
US5646277A Preparation of caoprolactam Chemistry; Metallurgy 16 Expired
US5463130A Preparation of peralkylated amines Chemistry; Metallurgy 14 Expired
US5495014A Preparation of caprolactam Chemistry; Metallurgy 12 Expired
US5739324A Preparation of caprolactam Chemistry; Metallurgy 11 Expired
US5495016A Preparation of caprolactam Emerging Cross-Sectional Technologies 10 Expired
US5894074A Preparation of tertiary amines from nitriles and secondary amines Chemistry; Metallurgy 9 Expired
US5717090A Simultaneous preparation of caprolactam and hexamethylenediamine Chemistry; Metallurgy 8 Expired
US6316588A Continuous preparation of polyamides from aminonitriles Chemistry; Metallurgy 8 Expired
US5874575A Preparation of caprolactam Emerging Cross-Sectional Technologies 7 Expired
US5557011A Preparation of diamines Chemistry; Metallurgy 6 Expired
US10543674B2 Device for treating substrates Performing Operations; Transporting 6 Active
US5481037A Decontamination of tertiary amines from primary and secondary amines Chemistry; Metallurgy 4 Expired
US5840981A Process for producing N-methyl-2(3,4 dimethoxyphenyl)-ethylamine Performing Operations; Transporting 4 Expired
US6153748A Method for hydrogenating compounds from the group of imines or enamines Chemistry; Metallurgy 3 Expired
US6677449B2 Preparation of caprolactam Chemistry; Metallurgy 3 Expired
US10442103B2 Device and method for processing substrates Performing Operations; Transporting 3 Active
US6683179B2 Preparation of caprolactam Chemistry; Metallurgy 3 Expired
US5502185A Preparation of lactams Emerging Cross-Sectional Technologies 3 Expired
US6198002A Preparation of secondary and tertiary 2-methyl-1, 5-pentanediamines Chemistry; Metallurgy 2 Expired
US6353085B1 Method for producing polyamides Chemistry; Metallurgy 2 Expired
US6657036B1 Polycondensation resins and polyaddition resins produced by heterogeneous catalysis Chemistry; Metallurgy 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.