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USPTO Patent Rankings Data through Dec 31, 2025
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Birgit Weydanz — 2 Patents

Hoffmann-La Roche: 2 patents #1,313 of 3,238Top 45%
Penzberg, DE: #161 of 372 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Birgit Weydanz has been granted 2 US patents while listed as an inventor at Hoffmann-La Roche. The first was granted in 2016 and the most recent in April 2024. Birgit Weydanz ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Birgit Weydanz in Penzberg, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11945839 Depletion of light chain mispaired antibody variants by hydrophobic interaction chromatography Thomas von Hirschheydt, Petra Rueger, Hubert Hertenberger 2024-04-02
9481706 Purification of non-glycosylated polypeptides Roberto Falkenstein, Nicole Fuehrler, Claudia Giessel, Sybille Gabel, Adelbert Grossmann +4 more 2016-11-01