Inventor · Hamburg, DE

Stefan Biel

41Patents
5h-index
54Co-inventors
68Inventor score

Filing activity: Dec 27, 2005 → Nov 8, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8343467B2 Glycopyrrolate in cosmetic preparations Chemistry; Metallurgy 16 Active
US7874756B2 Kit for the application of a fluid preparation Human Necessities 14 Active
US10716332B2 Liquid reservoir with two storage volumes and atomizer/liquid reservoir portion as well as electronic smoking device with liquid reservoir Electricity 9 Active
US10988368B2 Filling system for electronic smoking devices Performing Operations; Transporting 9 Active
US10306925B2 Aerosol generating component for an electronic smoking device and electronic smoking device Human Necessities 5 Active
US10645970B2 Aerosol generating component for an electronic smoking device, electronic smoking device and method for generating an inhalant Electricity 4 Active
US10863772B2 Electronic smoking device with two parallel flow paths having a constant total flow resistance Human Necessities 4 Active
US10716331B2 Electronic smoking device with a glass capillary tube Human Necessities 3 Active
US10701972B2 Electronic cigarette with woven fiber tube atomizer Human Necessities 3 Active
US10595564B2 Electronic smoking device with liquid reservoir including an actuator Human Necessities 3 Active
US10588349B2 Electronic smoking device Human Necessities 2 Active
US10602773B2 Mouth piece of an electronic smoking device having a tempering element Human Necessities 2 Active
US8691250B2 Use of charged surfactants for reducing textile staining by antiperspirants Human Necessities 2 Active
US10729174B2 Electronic smoking device with liquid reservoir including an actuator Human Necessities 2 Active
US11812791B2 Electronic smoking device with a heating element having a modified surface Electricity 2 Active
US11571024B2 Electronic smoking device with refillable liquid reservoir Human Necessities 2 Active
US11208240B2 Filling system for electronic smoking devices Human Necessities 2 Active
US11026451B2 Electronic cigarette fluid pump Electricity 2 Active
US8403584B2 Dispensing opening plate for optically attractive antiperspirant formulations Human Necessities 1 Active
US10105300B2 Use of charged surfactants for reducing textile staining by antiperspirants Human Necessities 1 Active
US11771135B2 Electronic smoking device with liquid reservoir including an actuator Human Necessities 1 Active
US10010489B2 Cosmetic preparation comprising pulverized hydrophilic substances Human Necessities 1 Active
US11497250B2 Electronic cigarette with woven fiber tube atomizer Human Necessities 1 Active
US11089813B2 Electronic vaping device with a plurality of heating elements Electricity 1 Active
US11470884B2 Electronic smoking device with liquid filling valve Human Necessities 1 Active

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