Inventor · Frankfurt, DE

Eduard Michel

11Patents
5h-index
10Co-inventors
59Inventor score

Filing activity: Jul 30, 1998 → Mar 23, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7309558B1 Use of salt-like structured silicas as charge control agents Physics 22 Expired
US6406528B1 Use of improved cyan pigments in inkjet inks Physics 14 Expired
US6391507B1 Cyan pigments in electrophotographic toners and developers Physics 13 Expired
US6030738A Use of inter-polyelectrolyte complexes as charge control agents Emerging Cross-Sectional Technologies 13 Expired
US6207335A Use of metal carboxylates and sulfonates as charge control agents Electricity 8 Expired
US7569318B2 Use of salts of layered double hydoxides Performing Operations; Transporting 4 Expired
US7611812B2 Use of salts of layered double hydroxides as charge control agents Chemistry; Metallurgy 3 Expired
US9637609B2 Process for the production of a composite polymer material with increased filler content Chemistry; Metallurgy 0 Active
US9868827B2 Process for the production of a composite polymer material with increased filler content Chemistry; Metallurgy 0 Active
US7923189B2 Hydrophobic salts of layered metal hydroxides Chemistry; Metallurgy 0 Active
US7621967B2 Blue dye with particularly high purity and positive triboelectric control effect Physics 0 Expired

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