Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dirk Leinweber — 2 Patents in 2021

CLClariant: 2 patents #6 of 85Top 8%
Kelkheim, DE: #5 of 18 inventorsTop 30%
Overall (2021): #166,514 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11161804 Unsymmetrically substituted dicarboxylic acid diamido ammonium salts and their use for gas hydrate anti-agglomeration Nirupam Purkayastha, Zachary Thomas Ward, Fabian Schneider, Matthias Krull, Jonathan James Wylde 2021-11-02
10993898 Fatty acid esters of oxalkylated alkylalkylenediamines and salts thereof and compositions for conditioning of hair Hannah Benson, Henrike Neuhoff, Katarzyna KITA-TOKARCZYK 2021-05-04