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USPTO Patent Rankings Data through Dec 31, 2025
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Klaus Kieslich — 6 Patents

SCSchering: 3 patents #883 of 2,442Top 40%
Hoffmann-La Roche: 1 patents #1,850 of 3,238Top 60%
Berlin, DE: #1,209 of 9,690 inventorsTop 15%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Klaus Kieslich has been granted 6 US patents while listed as an inventor at Schering. The first was granted in 1980 and the most recent in August 1987. Klaus Kieslich ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Klaus Kieslich in Berlin, DE.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4686183 Process for the manufacture of p-menth-8-ene-1,2-diol Wolf-Rainer Abraham, Burkhard Stumpf 1987-08-11
4272630 D-Homosteroids Leo Alig, Andor Furst, Marcel Muller, Ulrich Kerb, Rudolf Wiechert 1981-06-09
4247635 Microbiological reduction of 15-ketoprostaglandin intermediates Bernd Raduchel, Werner Skubalia, Helmut Vorbruggen, Helmut Dahl 1981-01-27
4237220 Process for preparing 9.alpha.-hydroxy-4-androstene-3,17-dione 1980-12-02
4202841 D-Homopregnanes Leo Alig, Andor Furst, Marcel Muller, Ulrich Kerb, Rudolf Wiechert 1980-05-13
4196203 Novel corticoids Joachim-Friedrich Kapp, Henry Laurent, Karl Petzoldt 1980-04-01