Inventor · Oebisfelde, DE

Oskar Koch

29Patents
4h-index
60Co-inventors
66Inventor score

Filing activity: Apr 29, 1992 → Dec 7, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5965066A Indanylidene compounds, a process for their preparation and their use as UV absorbers Chemistry; Metallurgy 16 Expired
US9670133B2 Mixtures of cannabinoid compounds, and production and use thereof Chemistry; Metallurgy 15 Active
US6008185A Macrocyclic lactones as musk fragrance enhancers Chemistry; Metallurgy 5 Expired
US7855310B2 AH receptor antagonists Human Necessities 4 Active
US6512126B2 Process for preparing mint lactone Chemistry; Metallurgy 3 Expired
US6042814A Sulphonic acids and their use as UV absorbers Chemistry; Metallurgy 3 Expired
US8115033B2 3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl)-1-propanone and use thereof as an antimicrobial active ingredient Chemistry; Metallurgy 3 Active
US6914109B2 Process for the preparation of 15-pentadecanolide Chemistry; Metallurgy 2 Expired
US8921617B2 Method for producing 1,2-pentanediol Chemistry; Metallurgy 2 Active
US5319104A Derivatives of cyclic lactones, a process for their preparation and a process for the preparation of 15-pentadecanolide and its homologues Chemistry; Metallurgy 2 Expired
US10913729B2 Mixtures of cannabinoid compounds, and production and use thereof Chemistry; Metallurgy 1 Active
US7399880B2 Process for removing farnesol from mixtures with alpha-bisabolol Chemistry; Metallurgy 1 Active
US6153175A Indanylidene compounds, a process for their preparation and their use as UV absorbers Chemistry; Metallurgy 1 Expired
US6258963A Benzylidene-.gamma.-butyrolactones, process for their preparation and their use as UV absorber Human Necessities 1 Expired
US10988434B2 Fragrance mixture Chemistry; Metallurgy 1 Active
US11485700B2 Synthesis of (+)-cannabinoids and their therapeutic effects Chemistry; Metallurgy 0 Active
US7208142B2 Indanylidene compounds Chemistry; Metallurgy 0 Expired
US8633203B2 Use of pterocarpans as active anti-cellulite ingredients Human Necessities 0 Active
US8951507B2 Formulation with irritation reducing action comprising bisabolol and [6]-paradol Human Necessities 0 Active
US11123272B2 Cosmetic blends Human Necessities 0 Active
US9066880B2 Use of dihydrodehydrodiisoeugenol and preparations comprising dihydrodehydrodiisoeugenol Human Necessities 0 Active
US10442751B2 Method for preparing substituted alkyl cycloalkanones Emerging Cross-Sectional Technologies 0 Active
US7235699B2 Alkoxy-substituted indanes and the production thereof Chemistry; Metallurgy 0 Expired
US6222076A Process for the preparation of substituted cycloketones Chemistry; Metallurgy 0 Expired
US9676691B2 Method for producing indanone derivatives Chemistry; Metallurgy 0 Active

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