Franz-Josef Schleifstein

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Schmallenberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a hollow shaft, in particular a camshaft and a...
- Patent number 6,961,998
- Issue date Nov 8, 2005
- Salzgitter Antriebstechnik GmbH & Co. KG
- Bodo Furchheim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Powder metallurgy produced valve body and valve fitted with said va...
- Patent number 6,712,872
- Issue date Mar 30, 2004
- Bleistahl-Produktions GmbH
- Gerd Krüger
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Method for producing a hollow shaft, in particular a camshaft and a...
- Publication number 20040034975
- Publication date Feb 26, 2004
- Bodo Furchheim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Powder metallurgy produced valve body and valve fitted with said va...
- Publication number 20030136475
- Publication date Jul 24, 2003
- Gerd Kruger
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...