Hans-Joachim Pieperhoff

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Wiesbaden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rolling tool with integrated drawing stage
- Patent number 7,743,637
- Issue date Jun 29, 2010
- Mueller Weingarten AG
- Dietmar Schlayer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for producing longitudinal grooves in cylindrical workpieces
- Patent number 7,540,179
- Issue date Jun 2, 2009
- Mueller Weingarten AG
- Dietmar Schlayer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
ROLLING TOOL WITH INTEGRATED DRAWING STAGE
- Publication number 20090049880
- Publication date Feb 26, 2009
- MUELLER WEINGARTEN AG
- Dietmar Schlayer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRODUCING LONGITUDINAL GROOVES IN CYLINDRICAL WORKPIECES
- Publication number 20070289349
- Publication date Dec 20, 2007
- MUELLER WEINGARTEN AG
- Dietmar Schlayer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...