Peter Kettner

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Denklingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for extracting a tool from a hollow object and tool for mach...
- Patent number 6,684,678
- Issue date Feb 3, 2004
- Hirschvogel Umformtechnik GmbH
- Peter Kettner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of producing homokinetic joints
- Patent number 6,516,647
- Issue date Feb 11, 2003
- Hirschvogel Umformtechnik
- Manfred Hirschvogel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for manufacturing a shift gearwheel and shift...
- Patent number 6,276,180
- Issue date Aug 21, 2001
- Hirschvogel Umformtechnik GmbH
- Manfred Hirschvogel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...