Inventor · Seeheim-Jugenheim, DE

Volker Wendel

21Patents
6h-index
38Co-inventors
69Inventor score

Filing activity: Jul 17, 1998 → Dec 16, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6263487A Programmable controller Emerging Cross-Sectional Technologies 158 Expired
US6355230B2 Cosmetic and dermatological light protection formulations with a content of benzotriazole derivatives and alkyl naphthalates Human Necessities 73 Expired
US6491901B2 Stabilization of oxidation- and/or UV-sensitive active ingredients Human Necessities 25 Expired
US8871817B2 Polyurethane thickeners Chemistry; Metallurgy 14 Active
US7201893B2 Stabilization of UV-sensitive active ingredients Human Necessities 13 Expired
US7204973B2 Cosmetic and dermatological light protection formulations with a content of hydroxybenzophenones and alkylnaphthalates Human Necessities 8 Expired
US9175125B2 Polyurethane thickeners Chemistry; Metallurgy 6 Active
US6368578B1 Cosmetic and dermatological light protection formulations with a content of asymmetrically substituted triazine derivatives and alkyl naphthalates Human Necessities 6 Expired
US8821842B2 Isoalkane mixture, its preparation and use Human Necessities 6 Expired
US7114155B2 Programmable controller Emerging Cross-Sectional Technologies 4 Expired
US7214365B2 Stablization of oxidation-sensitive or UV-sensitive active ingredients Human Necessities 2 Expired
US7204975B2 Cosmetic and dermatological light-protective formulations with a content of particulate UV-filter substances and alkylnaphthalates Human Necessities 2 Expired
US10507340B2 Oral care products and methods comprising AFPs Human Necessities 1 Active
US8808670B2 Cosmetic and dermatological photoprotective formulations Human Necessities 1 Active
US9066891B2 Dendritic polyether-polyurethane thickeners Chemistry; Metallurgy 0 Active
US7204974B2 Stabilization of oxidation-sensitive or UV-sensitive active ingredients Human Necessities 0 Expired
US7244417B2 Stabilization of oxidation-sensitive or UV-sensitive active ingredients Human Necessities 0 Expired
US11382854B2 Polymer Human Necessities 0 Active
US10240110B2 Polyurethane thickener Chemistry; Metallurgy 0 Active
US10898739B2 Oral care products and methods comprising AFPs Human Necessities 0 Active
US11344489B2 Azomethine dye chromophores Human Necessities 0 Active

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