Joerg Koelln

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Neu Wulmstorf, DE

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Patents Applicationslast 30 patents

Information Patent Application
Method and Device for Producing a Peripherally Closed Hollow Profile
- Publication number 20080034824
- Publication date Feb 14, 2008
- DaimlerChrysler AG
- Thomas Griskiewitz
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method for Internal High-Pressure Deformation of a Blank
- Publication number 20070209418
- Publication date Sep 13, 2007
- Joerg Koelln
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and Device for Reinforcing a Hollow Section with a Sealed Pe...
- Publication number 20070210592
- Publication date Sep 13, 2007
- Joerg Koelln
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...