Inventor · Ludwigshafen, DE

Manfred Ruske

21Patents
6h-index
35Co-inventors
69Inventor score

Filing activity: Dec 19, 1973 → Jan 9, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4451398A Dyes containing imidazolymethylene groups Emerging Cross-Sectional Technologies 19 Expired
US6180247A Thermally-insulating coating system Emerging Cross-Sectional Technologies 18 Expired
US5424404A Biscationic azo dyes and intermediates therefor Chemistry; Metallurgy 9 Expired
US4940692A Transfer of dyes Emerging Cross-Sectional Technologies 7 Expired
US5496378A Imidazolymethylated copper phthalocyanine dyes Emerging Cross-Sectional Technologies 6 Expired
US4213757A Aqueous dye formulations for cellulose or cellulose-containing fibers Textiles; Paper 6 Expired
US4393005A Cationic phthalocyanine dyes Chemistry; Metallurgy 5 Expired
US4935499A Cationic azo dyes with a 1-hydroxynaphthalene 3-sulfonic acid coupling component, useful for coloring paper Emerging Cross-Sectional Technologies 5 Expired
US4472581A Imidazomethylene dyes Chemistry; Metallurgy 4 Expired
US5175259A Mono- and bis-azo compounds containing 6-hydroxy-3-heterocyclic onium-pyridone-2-groupings coupled to diazo components containing diazine or triazine rings Chemistry; Metallurgy 3 Expired
US4491662A Aminomethyl group containing cationic dyes Chemistry; Metallurgy 2 Expired
US3939162A Anthrapyrimidine dyes Chemistry; Metallurgy 2 Expired
US9985239B2 OLED device and method of producing an OLED device Electricity 1 Active
US4181668A Anthraquinone dyes Emerging Cross-Sectional Technologies 1 Expired
US10305067B2 Encapsulated organic conversion device with getter reservoir Emerging Cross-Sectional Technologies 1 Active
US7727632B2 Glass coating Emerging Cross-Sectional Technologies 1 Expired
US9831467B2 Encapsulated semiconductor device and encapsulation method Emerging Cross-Sectional Technologies 1 Active
US5919914A Clathrate of bis 6-hydroxy-4-methyl-5-(3-methyl-imidazolium-1-yl) -3-(phen-4-ylazo) pyridin-2-one! ethylene and an aromatic compound Chemistry; Metallurgy 0 Expired
US8602616B2 Lamp for a headlight of a motor vehicle Electricity 0 Active
US4942232A Imidazolylmethylene-containing triphendioxazine dyes Emerging Cross-Sectional Technologies 0 Expired
US11506363B2 Ultrathin OLED lighting panel Emerging Cross-Sectional Technologies 0 Active

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