Inventor · Cologne, DE

Werner Joseph

9Patents
5h-index
5Co-inventors
52Inventor score

Filing activity: Nov 13, 1978 → Dec 21, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US4713530A Heating element combined glass/enamel overcoat Electricity 16 Expired
US4689271A Coating for metallic substrates Electricity 7 Expired
US4847218A Enamel frits for sheet steel with improved bonding Chemistry; Metallurgy 7 Expired
US4265929A Single-bake two-layer enamelling with electrostatic powder coating Chemistry; Metallurgy 7 Expired
US5075263A Enamel frits for acid-resistant one-coat enamelling on unpickled steels Chemistry; Metallurgy 6 Expired
US4246432A Method and apparatus for melting frits for inorganic oxidic surface coatings by electric resistance heating Chemistry; Metallurgy 4 Expired
US4659586A Process for electrostatically spraying inorganic powders Performing Operations; Transporting 3 Expired
US5013362A Fluorine-free superopaque enamel frits Chemistry; Metallurgy 2 Expired
US5145804A Enamel powder for electrostatic application Chemistry; Metallurgy 1 Expired

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