Inventor · Hofheim, DE

Andreas Schrell

41Patents
7h-index
26Co-inventors
69Inventor score

Filing activity: Aug 12, 1993 → Jun 8, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5770110A UV-active regenerated cellulose fiber Textiles; Paper 40 Expired
US5578088A Process for dyeing aminated cellulose/polyester blend fabric with fiber-reactive disperse dyestuffs Textiles; Paper 14 Expired
US5348557A Production of dyeings by the inkjet printing technique on modified fiber materials using anionic textile dyes Textiles; Paper 13 Expired
US5986087A Sulfonation of regenerated cellulose with sulfonated polymers and use of the thus modified fibres Textiles; Paper 12 Expired
US5529585A Rayon modified with polymeric amine compounds Emerging Cross-Sectional Technologies 10 Expired
US5512061A Printing and dyeing of textiles (inverse resist printing) Textiles; Paper 10 Expired
US5403361A Process for dyeing fiber materials modified with silanes, the modification of fibers materials with silane compounds, and silanes containing amino groups Emerging Cross-Sectional Technologies 9 Expired
US5951717A Process and apparatus for continuous dyeing of cellulosic circular knits Textiles; Paper 7 Expired
US5684141A Aminated cellulosic synthetic fibers Emerging Cross-Sectional Technologies 7 Expired
US5443630A Inkjet single-phase reactive printing Textiles; Paper 6 Expired
US6001995A Water-soluble etherified starches Chemistry; Metallurgy 6 Expired
US6044509A Process for continuous dyeing of cellulosic circular knits with water-soluble dyes Textiles; Paper 5 Expired
US5512064A Process for modifying and dyeing modified fiber materials Textiles; Paper 5 Expired
US8349029B2 Fiber-reactive azo dyes and dye mixtures, preparation thereof and use thereof Textiles; Paper 4 Active
US5938796A Alkali system for dyeing cellulosic textiles by padding methods Emerging Cross-Sectional Technologies 4 Expired
US5565007A Amination of rayon Emerging Cross-Sectional Technologies 4 Expired
US5507840A Process for the preparation of modified fiber material and process for the dyeing of the modified fiber material with anionic textile dyes Emerging Cross-Sectional Technologies 4 Expired
US5542955A Dyeing modified viscose fibers with acid or direct dyes Emerging Cross-Sectional Technologies 4 Expired
US5575821A Process for the preparation of a modified fiber material and process for the dyeing of the modified material with anionic textile dyes Emerging Cross-Sectional Technologies 4 Expired
US10882786B2 System and method for making and applying a non-portland cement-based material Emerging Cross-Sectional Technologies 3 Active
US6530961B1 Alkaline aqueous solutions and use thereof in processes for dyeing cellulosic textile materials Emerging Cross-Sectional Technologies 3 Expired
US5865858A Aminated cellulosic synthetic fibers Emerging Cross-Sectional Technologies 3 Expired
US5739304A Process for the preparation of water-soluble aminoalkyl derivatives of polysaccharides Chemistry; Metallurgy 2 Expired
US11224894B2 System and method for making and applying a non-Portland cement-based material Emerging Cross-Sectional Technologies 2 Active
US5542954A Production of aminated cotton fibers Emerging Cross-Sectional Technologies 2 Expired

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