Inventor · disambiguated record
Jörn Pröpper
Also filed as: PROPPER JORN · PRÖPPER JÖRN
2 granted patents·1 pending application·0 citations·filing 2015–2022
23Inventor score
Technology areasF16J
Top patents by PatentIndex Score
3 records- 0148US12305763B2Piston ring with variable pressure reliefFED MOGUL BURSCHEID GMBH·Filed 2022·Granted May 20, 2025·0 cites·17 claims
- 0244US11187322B2Piston ring having a stepped running surfaceFED MOGUL BURSCHEID GMBH·Filed 2018·Granted Nov 30, 2021·0 cites·18 claims
- 0329US2017328471A1Two-piece piston ringFEDERAL MOGUL BURSCHEID GMBH·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →