Inventor · Frankfurt, DE

Ulrich Eichenauer

17Patents
4h-index
27Co-inventors
60Inventor score

Filing activity: Nov 24, 1986 → Jun 30, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5087500A Multilayer panel Emerging Cross-Sectional Technologies 26 Expired
US5834542A Impact-resistant thermoplastic molding materials Chemistry; Metallurgy 11 Expired
US8697820B2 Process for preparing high-reactivity isobutene homo- or copolymers Chemistry; Metallurgy 8 Active
US4797148A Quinoline derivatives and their use for controlling undesirable plant growth Chemistry; Metallurgy 6 Expired
US5035736A Herbicides which contain 2-(4-aryloxy)phenoxyacetic or -propionic acid derivatives and/or cyclohexenone derivatives as herbicidal active ingredients and naphthalene derivatives as antidotes Chemistry; Metallurgy 4 Expired
US4804404A 2 and/or 3-trifluoromethyl-substituted quinoline 8-carboxylic acid derivatives and their use for controlling undesirable plant growth Human Necessities 3 Expired
US4990660A Preparation of aromatic hydroxycarboxylic acids Chemistry; Metallurgy 2 Expired
US6509403B1 Moulding materials with a polyarylene ether sulfone and aliphatic polyamide base Chemistry; Metallurgy 2 Expired
US4996354A Preparation of 2,4-dihydroxybenzoic acid Chemistry; Metallurgy 2 Expired
US9562117B2 Preparation of derivatives of isobutene copolymers Chemistry; Metallurgy 1 Active
US4982005A Preparation of benzophenones Chemistry; Metallurgy 1 Expired
US4808212A Oxime esters of substituted quinoline-8-carboxylic acids and use thereof as herbicides Chemistry; Metallurgy 1 Expired
US9296841B2 Preparation of isobutene homo- or copolymer derivatives Chemistry; Metallurgy 1 Active
US5008472A "Preparation of 4,4""-dihydroxyterphenyl" Chemistry; Metallurgy 0 Expired
US4922031A Preparation of 4,4'-dihydroxybiphenyl Chemistry; Metallurgy 0 Expired
US10745496B2 Preparation of isobutene homo- or copolymer derivatives Chemistry; Metallurgy 0 Active
US11306161B2 Preparation of isobutene homo- or copolymer derivatives Chemistry; Metallurgy 0 Active

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