Inventor · Odenthal, DE

Jochen Koll

11Patents
6h-index
29Co-inventors
66Inventor score

Filing activity: Aug 8, 1980 → Aug 20, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4888128A Paper-coating slips containing fluorescent brighteners Textiles; Paper 13 Expired
US4702744A Process for the preparation of concentrated solutions of anionic dyestuffs and dyestuff additives by cation exchange with cation exchange resin Emerging Cross-Sectional Technologies 13 Expired
US4329145A Process for producing liquid dyestuff preparations Chemistry; Metallurgy 7 Expired
US4309183A Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates Emerging Cross-Sectional Technologies 6 Expired
US4778603A Process for the preparation of a concentrated aqueous reactive dyestuff solution Chemistry; Metallurgy 6 Expired
US4309182A Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates Emerging Cross-Sectional Technologies 6 Expired
US7029510B2 Particle filter with carbon deposit combustion for diesel engines Emerging Cross-Sectional Technologies 6 Expired
US7044992B2 Particle filter for exhaust gases of internal combustion engine engines Emerging Cross-Sectional Technologies 5 Expired
US4402701A Leather dyeing agents and their preparation: membrame separation of dye mother liquor Chemistry; Metallurgy 3 Expired
US4443225A Liquid-crystalline phase of an azo reactive dyestuff, and its use for the dyeing and printing of natural and synthetic substrates Emerging Cross-Sectional Technologies 2 Expired
US11795851B2 Electrical heating unit Emerging Cross-Sectional Technologies 0 Active

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