Inventor · Bayreuth, DE

Hans-Werner Schmidt

70Patents
17h-index
167Co-inventors
87Inventor score

Filing activity: May 20, 1976 → Oct 2, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5919441A Cosmetic composition containing thickening agent of siloxane polymer with hydrogen-bonding groups Human Necessities 131 Expired
US4522743A Preparation of finely divided pulverulent carotinoid and retinoid compositions Chemistry; Metallurgy 76 Expired
US4631328A Polymers containing mesogenic groups and dye radicals in the side chains Chemistry; Metallurgy 76 Expired
US4076796A Carrying out endothermic processes in fast fluidized reactor with conventionally fluidized holding reactor Emerging Cross-Sectional Technologies 46 Expired
US5922481A Electroluminescent arrangement Emerging Cross-Sectional Technologies 44 Expired
US6700058B2 Hole transporting agents and photoelectric conversion device comprising the same Emerging Cross-Sectional Technologies 35 Expired
US4548797A Process of removing pollutants from exhaust gases Emerging Cross-Sectional Technologies 35 Expired
US4702945A Optical recording medium Physics 34 Expired
US6352791B1 Electron-conducting layer in organic electroluminescent arrangements Emerging Cross-Sectional Technologies 29 Expired
US4539188A Process of afterburning and purifying process exhaust gases Emerging Cross-Sectional Technologies 27 Expired
US4310501A Process for producing hydrogen fluoride Emerging Cross-Sectional Technologies 23 Expired
US4080437A Process for thermal decomposition of aluminum chloride hexahydrate Emerging Cross-Sectional Technologies 21 Expired
US7846763B2 Transition metal complexes comprising carbene ligands serving as emitters for organic light-emitting diodes (OLED's) Emerging Cross-Sectional Technologies 21 Active
US7423088B2 β Crystalline polypropylenes Chemistry; Metallurgy 21 Expired
US7790793B2 Amide nucleating agent compositions Chemistry; Metallurgy 19 Active
US7235191B2 Polypropylene resin compositions Chemistry; Metallurgy 19 Expired
US6706962B2 Hybrid solar cells with thermal deposited semiconductive oxide layer Emerging Cross-Sectional Technologies 17 Expired
US6699405B2 Polymerizable liquid crystals Chemistry; Metallurgy 16 Expired
US4402754A Process of producing cement clinker Emerging Cross-Sectional Technologies 16 Expired
US6015539A Fluidized bed process for producing alumina from aluminum hydroxide Chemistry; Metallurgy 15 Expired
US5151516A Polymerizable perylene-3,4,9,10-tetracarbimides Chemistry; Metallurgy 13 Expired
US8415416B2 Electret materials Emerging Cross-Sectional Technologies 10 Active
US7061009B2 Solid conjugated semiconductor device having an unmodified hole transport material Emerging Cross-Sectional Technologies 8 Expired
US6488901B1 Method of adjusting a circulating fluidized bed and use of the method Emerging Cross-Sectional Technologies 7 Expired
US6793986B2 Polymerizable liquid crystals Chemistry; Metallurgy 7 Expired

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