Karsten Westerhoff

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Wetter, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for the assembly and disassembly of a fastening device, more...
- Patent number 7,810,433
- Issue date Oct 12, 2010
- DB Netz AG
- Nicole Kumpfmüller
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Fixing means for fixing railway lines to sleepers or stretches of t...
- Patent number 7,793,857
- Issue date Sep 14, 2010
- DB Netz AG
- Karsten Westerhoff
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Valve spring plate with two supporting tongues
- Patent number 7,566,046
- Issue date Jul 28, 2009
- Muhr und Bender KG
- Thomas Muhr
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Fixing Means for Fixing Railway Lines to Sleepers or Stretches of T...
- Publication number 20090152369
- Publication date Jun 18, 2009
- Karsten Westerhoff
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Device for the assembly and disassembly of a fastening device, more...
- Publication number 20090120318
- Publication date May 14, 2009
- DB Netz AG
- Nicole Kumpfmuller
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Valve spring plate with radial supporting force reinforcement
- Publication number 20070017474
- Publication date Jan 25, 2007
- Thomas Muhr
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Valve spring plate with two supporting tongues
- Publication number 20070007485
- Publication date Jan 11, 2007
- Thomas Muhr
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES