Inventor · Speyer, DE

Markus Hansch

34Patents
4h-index
59Co-inventors
62Inventor score

Filing activity: Jun 29, 2010 → Aug 4, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US9556395B2 Use of polyalkoxylates in lubricant compositions Chemistry; Metallurgy 7 Active
US9951285B2 Quaternized nitrogen compounds and use thereof as additives in fuels and lubricants Chemistry; Metallurgy 7 Active
US10407634B2 Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants Emerging Cross-Sectional Technologies 5 Active
US10377958B2 Corrosion inhibitors for fuels and lubricants Chemistry; Metallurgy 5 Active
US9039791B2 Use of a reaction product of carboxylic acids with aliphatic polyamines for improving or boosting the separation of water from fuel oils Chemistry; Metallurgy 4 Active
US9006158B2 Polytetrahydrobenzoxazines and bistetrahydrobenzoxazines and use thereof as a fuel additive or lubricant additive Chemistry; Metallurgy 4 Active
US9062266B2 Imidazolium salts as additives for fuels Chemistry; Metallurgy 3 Active
US10173963B2 Quaternized ammonium salts of hydrocarbyl epoxides and use thereof as additives in fuels and lubricants Chemistry; Metallurgy 3 Active
US10370610B2 Use of specific derivatives of quaternized nitrogen compounds as additives in fuels and lubricants Emerging Cross-Sectional Technologies 3 Active
US10689326B2 Quaternized ammonium salts of hydrocarbyl epoxides and use thereof as additives in fuels and lubricants Chemistry; Metallurgy 2 Active
US9938484B2 Use of polytetrahydrofuranes in lubricating oil compositions Chemistry; Metallurgy 2 Active
US10150927B2 Polymers as additives for fuels and lubricants Chemistry; Metallurgy 2 Active
US11168273B2 Polycarboxylic acid-based additives for fuels and lubricants Chemistry; Metallurgy 2 Active
US11111449B2 Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants Emerging Cross-Sectional Technologies 1 Active
US10815444B2 Use of specific derivatives of quaternized nitrogen compounds as additives in fuels and lubricants Emerging Cross-Sectional Technologies 1 Active
US8618321B2 Derivatives of tris(2-hydroxyphenyl)methane, their preparation and use Chemistry; Metallurgy 1 Active
US10030206B2 Use of a complex ester to reduce fuel consumption Chemistry; Metallurgy 1 Active
US11634654B2 Polycarboxylic acid-based additives for fuels and lubricants Chemistry; Metallurgy 1 Active
US10240100B2 Corrosion inhibitors for fuels and lubricants Chemistry; Metallurgy 1 Active
US11130923B2 Alkoxylated amines as fuel additives Chemistry; Metallurgy 1 Active
US9458401B2 Use of substituted ureas or urethanes for improvement of the use properties of mineral and synthetic nonaqueous industrial fluids Chemistry; Metallurgy 1 Active
US10676685B2 Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants Emerging Cross-Sectional Technologies 1 Active
US9359570B2 Polytetrahydrobenzoxazines and bistetrahydrobenzoxazines and use thereof as a fuel additive or lubricant additive Chemistry; Metallurgy 1 Active
US9951288B2 Use of an alkoxylated polytetrahydrofuran to reduce fuel consumption Chemistry; Metallurgy 0 Active
US9428432B2 Derivatives of tris(2-hydroxyphenyl)methanes, preparation thereof and use thereof for mineral oil production Fixed Constructions 0 Active

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