Inventor · Wachenheim, DE

Gerhard Wagenblast

109Patents
11h-index
152Co-inventors
83Inventor score

Filing activity: Dec 16, 1986 → Nov 22, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5780629A Polymerizable, chiral compounds and their use Chemistry; Metallurgy 70 Expired
US5162545A Malonic acid dyes and polycondensation products thereof Chemistry; Metallurgy 54 Expired
US6312958A Method for marking liquids with at least two marker substances and method for detecting them Emerging Cross-Sectional Technologies 40 Expired
US5804447A Use of compounds which absorb and/or fluoresce in the IR region as markers for liquids Emerging Cross-Sectional Technologies 40 Expired
US5886242A Polymerizable, chiral compounds and their use Chemistry; Metallurgy 36 Expired
US5998211A Use of compounds which absorb and/or fluoresce in the IR region as markers for liquids Emerging Cross-Sectional Technologies 25 Expired
US9919999B2 Cyanated perylene compounds Chemistry; Metallurgy 25 Active
US4820757A Polymers photostabilized by novel imidazole-2-carboxanilides Chemistry; Metallurgy 23 Expired
US8119802B2 Fluorinated dyes and their use in electrophoretic display devices Physics 22 Active
US4946762A Monosubstituted and disubstituted phthalocyanines Emerging Cross-Sectional Technologies 19 Expired
US5360474A Colored crystalline aluminophosphates and/or silicoaluminophosphates of the AEL or VFI type Emerging Cross-Sectional Technologies 12 Expired
US6458956B1 Inhibitor composition for stabilizing substances capable of free radical polymerization Chemistry; Metallurgy 10 Expired
US5212027A Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on Emerging Cross-Sectional Technologies 9 Expired
US5097463A Laser-optical writing and reading process using a thermally alterable reading layer containing liquid-crystalline compound Physics 9 Expired
US10347851B2 Highly efficient OLED devices with very short decay times Emerging Cross-Sectional Technologies 8 Active
US5554318A Use of compounds which absorbs and fluoresce in the IR range as crack-detecting agents Physics 8 Expired
US8373159B2 Organic light-emitting diodes comprising carbene-transition metal complex emitter, and at least one compound selected from disilylcarbazoles, disilyldibenzofurans, disilyldibenzothiophenes, disilyldibenzophospholes, disilyldibenzothiophene s-oxides and disilyldibe Electricity 8 Active
US5573585A Molecular sieves containing azo dyes Chemistry; Metallurgy 8 Expired
US8637857B2 Substituted carbazole derivatives and use thereof in organic electronics Emerging Cross-Sectional Technologies 7 Active
US5187248A Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on Chemistry; Metallurgy 7 Expired
US5804097A Liquid-crystalline compounds Chemistry; Metallurgy 7 Expired
US9711665B2 Color converters Emerging Cross-Sectional Technologies 7 Active
US7119224B2 Preparation of (METH) acrylic acid and (METH) acrylic esters Chemistry; Metallurgy 7 Expired
US4937256A Thiophene compounds Chemistry; Metallurgy 7 Expired
US5417882A Liquid-crystalline compounds Chemistry; Metallurgy 6 Expired

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