Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Sigbert Schiefer

BOBOE: 3 patents #4,806 of 12,373Top 40%
Pähl, DE: #6 of 10 inventorsTop 60%
Overall (All Time): #1,647,855 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5532172 Process and reagent for the determination of low density lipoproteins (LDL) Joachim Ziegenhorn, Brigitte Drager 1996-07-02
5407836 Process and reagent for the determination of low density lipoproteins (LDL) Joachim Ziegenhorn, Brigitte Drager 1995-04-18
4746605 Process and a reagent for the determination of low density lipoproteins (LDL) Lorenz Kerscher, Joachim Ziegenhorn 1988-05-24