JORN PROPPER

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LEVERKUSEN, DE

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Patents Grantslast 30 patents

Information Patent Grant
Piston ring with variable pressure relief
- Patent number 12,305,763
- Issue date May 20, 2025
- Federal-Mogul Burscheid GmbH
- Döndü Karabel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Piston ring having a stepped running surface
- Patent number 11,187,322
- Issue date Nov 30, 2021
- Federal-Mogul Burscheid GmbH
- Jurgen Gillen
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
PISTON RING WITH VARIABLE PRESSURE RELIEF
- Publication number 20240229933
- Publication date Jul 11, 2024
- FEDERAL-MOGUL BURSCHEID GMBH
- Döndü Karabel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PISTON RING HAVING A STEPPED RUNNING SURFACE
- Publication number 20190346043
- Publication date Nov 14, 2019
- FEDERAL-MOGUL BURSCHEID GMBH
- JURGEN GILLEN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
TWO-PIECE PISTON RING
- Publication number 20170328471
- Publication date Nov 16, 2017
- FEDERAL-MOGUL BURSCHEID GMBH
- JORN PROPPER
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...