Inventor · Schwarzenbruck, DE

Bernhard Geissler

17Patents
5h-index
34Co-inventors
66Inventor score

Filing activity: Nov 8, 1977 → Jul 21, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6133209A Polyolefins and their functionalized derivatives Chemistry; Metallurgy 62 Expired
US6310261A Method for the production of aldehydes Emerging Cross-Sectional Technologies 19 Expired
US7284757B2 Structural elements and tile sets Human Necessities 7 Active
US4166722A Pinned shaft and carbon black pelleter Chemistry; Metallurgy 6 Expired
US8288584B2 Process for preparing isocyanates Chemistry; Metallurgy 5 Active
US4553588A Tube support Emerging Cross-Sectional Technologies 5 Expired
US9453131B2 PVD-metallic effect pigments with diffractive structure and metal nanoparticles, process for preparing them and use thereof Emerging Cross-Sectional Technologies 4 Active
US6353141B1 Functionalized cyclopentene-derived oligomer mixtures, their preparation and their use Chemistry; Metallurgy 3 Expired
US6727391B2 Method for processing a liquid hydroformylation discharge Chemistry; Metallurgy 3 Expired
US8864899B2 PVD metal effect pigment having gradient on nanoscale metal particles, method for the production thereof and use thereof Chemistry; Metallurgy 2 Active
US9175166B2 Multi-layer metallic effect pigments, process for their preparation and use Emerging Cross-Sectional Technologies 2 Active
US6914162B2 Method for producing hydroformylation products of olefins with 2 to 8 carbon atoms Chemistry; Metallurgy 2 Expired
US6099602A Fuel or lubricant compositions containing secondary polyisobutene amines Chemistry; Metallurgy 1 Expired
US8859805B2 Process for preparing isocyanates Chemistry; Metallurgy 0 Active
US8492580B2 Process for preparing isocyanates Chemistry; Metallurgy 0 Active
US6107524A Process for producing aldehydes by hydroformylation of olefins Emerging Cross-Sectional Technologies 0 Expired
US9127169B2 Dark metal effect pigments produced by means of a physical vapour deposition (PVD) method Chemistry; Metallurgy 0 Active

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