Inventor · Zwingenberg, DE

Michael Grüner

20Patents
6h-index
15Co-inventors
62Inventor score

Filing activity: Nov 19, 2004 → Jul 8, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7828890B2 Effect pigments having an aluminum or an aluminum aloy core, process for the production thereof and use thereof Emerging Cross-Sectional Technologies 21 Expired
US8728227B2 High-gloss multilayer effect pigments having a silver interference color and a narrow size distribution, and method for the production thereof Chemistry; Metallurgy 13 Active
US8715407B2 High-gloss multilayer effect pigments having a non-silver interference color and a narrow size distribution, and method for the production thereof Chemistry; Metallurgy 9 Active
US8728228B2 High-gloss multilayer effect pigments having a narrow size distribution, and method for the production thereof Chemistry; Metallurgy 9 Active
US8728226B2 High-gloss multilayer effect pigments having a chromatic interference color and a narrow size distribution, and method for the production thereof Chemistry; Metallurgy 8 Active
US9051471B2 Weather-resistant pearlescent pigments, process for the production and use thereof Chemistry; Metallurgy 7 Active
US8735461B2 Printing ink, in particular ink-jet ink, containing pearlescent pigments based on fine and thin substrates Chemistry; Metallurgy 6 Active
US10023746B2 White pigment reflecting IR radiation, production and use thereof Chemistry; Metallurgy 6 Active
US10799432B2 Effect pigments with high chroma and high brilliancy, method for the production and use thereof Chemistry; Metallurgy 1 Active
US9127165B2 Plate-shaped effect pigment comprising a copper-containing coating, method for the production thereof, and use thereof Chemistry; Metallurgy 1 Active
US9631097B2 Weather-resistant pearlescent pigments, process for the production and use thereof Chemistry; Metallurgy 0 Active
US10934436B2 Effect pigments having high transparency, high chroma and high brilliancy, method for the production and use thereof Chemistry; Metallurgy 0 Active
US9265701B2 Highly lustrous silver-colored pigments with high opacity and metallic appearance, process for the preparation thereof and use of same Chemistry; Metallurgy 0 Active
US11202739B2 Red-coloured decorative pigments with high chroma and high brilliancy, method for their production and use of same Chemistry; Metallurgy 0 Active
US10391043B2 Effect pigments with high chroma and high brilliancy, method for the production and use thereof Chemistry; Metallurgy 0 Active
US10125261B2 Pearlescent pigments on the basis of fine and thin synthetic substrates Chemistry; Metallurgy 0 Active
US9701845B2 Pigment with photocatalytic activity, method for the production thereof and coating agent Chemistry; Metallurgy 0 Active
US10947391B2 Gold-coloured effect pigments having high chroma and high brilliancy, method for the production and use thereof Chemistry; Metallurgy 0 Active
US9084732B2 Cosmetic formulations comprising high gloss non-metallic silver-colored pigments Chemistry; Metallurgy 0 Active
US10759941B2 Metal effect pigments with high chroma and high brilliancy, method for the production and use thereof Chemistry; Metallurgy 0 Active

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