Inventor · Bensberg, DE

Walter Horstmann

8Patents
3h-index
15Co-inventors
54Inventor score

Filing activity: Oct 5, 1973 → Feb 8, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US4211604A Apparatus for the mechanical separation of solids from drying gas in spray driers Performing Operations; Transporting 8 Expired
US4289881A Process for the preparation of 1,4-diazabicyclo-(2,2,2)-octane Chemistry; Metallurgy 8 Expired
US4124505A Degradation of organic compounds in effluents by wet oxidation Chemistry; Metallurgy 4 Expired
US4329499A Alkyldiphenyl ether-sulphonic acid hydrazides, their preparation and their use as blowing agents Chemistry; Metallurgy 3 Expired
US3994834A Triazolyl stilbene brighteners method of preparing and detergents therewith Chemistry; Metallurgy 2 Expired
US4663484A Diaminoalkyldiphenyl ethers, a process for their preparation and their use Chemistry; Metallurgy 2 Expired
US4369324A Process for the preparation of 2-amino-6-nitrobenzothiazole Chemistry; Metallurgy 1 Expired
US5315036A Process for the preparation of 2-aminobenzene-1,4-disulphonic acids and the new compound 6-chloro-2-aminobenzene-1,4-disulphonic acid Chemistry; Metallurgy 0 Expired

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