Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hans Stierlin — 2 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Schlieren, CH: #61 of 169 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Hans Stierlin has been granted 2 US patents while listed as an inventor at Unknown. All of these patents were granted in 1994. Hans Stierlin ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hans Stierlin in Schlieren, CH.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5325684 Absorber for a diffusion absorption plant John R. Ferguson 1994-07-05
5291754 Expeller with a gas-bubble pump 1994-03-08