CK

Claus-Hermann Kappey

DA Dragoco Gerberding & Co. Ag: 2 patents #13 of 31Top 45%
📍 Holzminden, DE: #41 of 187 inventorsTop 25%
Overall (All Time): #1,049,273 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6114301 2,4,6-trimethyl-4-phenyl-1,3-dioxane Bernd Holscher, Wilhelm Pickenhagen 2000-09-05
5492887 8-exo-formyl-2,6-exo-tricyclo(5.2.1.02,6)decane, method of preparing it and use of the same Ernst-Joachim Brunke, Bernd Hölscher, Hartmut Struwe 1996-02-20
4912088 Use of campholenenitriles as fragrance Ernst-Joachim Brunke 1990-03-27
4788177 Use of alkyl ethers of 2,2,2-trichloro-1-phenylethanol as odoriferous substances Ernst-Joachim Brunke 1988-11-29
4652402 4-(2,2,3-trimethylcyclopent-3-en-1-yl)-but-3-en-1-ols, methods for their production and use as odorants Ernst-Joachim Brunke 1987-03-24