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USPTO Patent Rankings Data through Dec 31, 2025
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Bertram Stelzer — 2 Patents

TCTenneco Automotive Operating Company: 2 patents #267 of 591Top 50%
Neustadt, DE: #211 of 452 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Bertram Stelzer has been granted 2 US patents. The first was granted in 2018 and the most recent in June 2019. Bertram Stelzer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Bertram Stelzer in Neustadt, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10316726 Exhaust-gas module for an internal combustion engine Michael Jerges, Tobias Pfeffer, Vladislav Levun, Pierre Tipner, Marcel Womann 2019-06-11
9957870 Exhaust-gas mixer Joachim Gehrlein, Andreas Lang, Michael Wolf, Christoph Burg 2018-05-01