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USPTO Patent Rankings Data through Dec 31, 2025
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Stefan Plotz — 3 Patents

FFFirma Carl Freudenberg: 1 patents #255 of 512Top 50%
TGTe Connectivity Germany Gmbh: 1 patents #240 of 499Top 50%
Altena, DE: #6 of 53 inventorsTop 15%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Stefan Plotz has been granted 3 US patents while listed as an inventor at Firma Carl Freudenberg. The first was granted in 1999 and the most recent in May 2022. Stefan Plotz ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Stefan Plotz in Altena, DE.

Patents per Year

Patents granted per year, 1999 to 2022Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992003: 1 patents20032022: 1 patents2022

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11342711 Connector with an extendable lever assembly Michael Schambach, Tobias Leininger, Gunter Feldmeier, Martin Szelag, Franz Mueller +1 more 2022-05-24 $53,313,000
6573447 Electric device having a housing made of solidified polymeric material Gunter Trogisch, Peter Schafer, Martin Quarder 2003-06-03
5921385 Housing for personal computer cards Walter Gross 1999-07-13

Frequent Collaborators

Gunter Feldmeier1 shared
Tobias Leininger1 shared
Martin Quarder1 shared
Franz Mueller1 shared
Walter Gross1 shared
Ole Wiborg1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3