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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Andreas Gerhard — 2 Patents

LOLonza: 2 patents #210 of 658Top 35%
Visp, CH: #45 of 113 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Andreas Gerhard has been granted 2 US patents while listed as an inventor at Lonza. The first was granted in 1997 and the most recent in June 2000. Andreas Gerhard ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Andreas Gerhard in Visp, CH.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6080865 Piperidinopentanamines, process for producing them and their use as a catalyst for producing urethanes Josef Heveling 2000-06-27
5698607 Tertiary diamine, its use as catalyst, and process for preparing tertiary diamines Josef Heveling, Ulrich Daum 1997-12-16