Inventor · Basel, CH

Jaroslav Haase

19Patents
8h-index
13Co-inventors
61Inventor score

Filing activity: Sep 30, 1974 → Aug 4, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4178438A Cationically modified, cellulose-containing materials Emerging Cross-Sectional Technologies 41 Expired
US4247476A Polymeric quaternary ammonium salts containing specific cationic recurring units Emerging Cross-Sectional Technologies 24 Expired
US4079001A Process for the purification of industrial effluents Emerging Cross-Sectional Technologies 23 Expired
US3995992A Transfer printing process for dyeing and printing organic material which can be dyed with cationic dyes Emerging Cross-Sectional Technologies 12 Expired
US4133929A Ionically modified cellulose materials for removal of heavy metal ions Emerging Cross-Sectional Technologies 10 Expired
US3997483A Polyamidepolyamine and polyanionic polymer pretreated non-cellulosic carrier adsorption agents Chemistry; Metallurgy 9 Expired
US4144190A Polysaccharide-containing adsorbent Chemistry; Metallurgy 9 Expired
US3979285A Process for the purification of industrial effluents Chemistry; Metallurgy 8 Expired
US4207184A Process for the purification of industrial effluents Emerging Cross-Sectional Technologies 8 Expired
US4180084A Cosmetic compositions containing polymeric quaternary ammonium salts Emerging Cross-Sectional Technologies 6 Expired
US4668273A Quaternary ammonium salts of diepoxides and diamines, their preparation and use Human Necessities 6 Expired
US4306080A Process for the purification of industrial effluents Textiles; Paper 4 Expired
US4243390A Process for dyeing or printing fibrous material using quaternary polymerized ammonium salts as assistants Textiles; Paper 4 Expired
US4026796A Process for the purification of industrial effluents Chemistry; Metallurgy 4 Expired
US4424284A Cationic adsorption agent Chemistry; Metallurgy 4 Expired
US4025428A Process for the purification of industrial effluents Chemistry; Metallurgy 4 Expired
US4097376A Process for the purification of industrial effluents Chemistry; Metallurgy 4 Expired
US4104160A Process for the purification of industrial effluents Chemistry; Metallurgy 4 Expired
US4478724A Cationic adsorption agent Chemistry; Metallurgy 2 Expired

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