Stefan Dappen

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for hardening a cylindrical section of a workpiece and use o...
- Patent number 9,000,336
- Issue date Apr 7, 2015
- SMS Elotherm GmbH
- Stefan Dappen
- C21 - METALLURGY OF IRON
Information Patent Grant
Inductor and use of such an inductor
- Patent number 8,835,820
- Issue date Sep 16, 2014
- SMS Elotherm GmbH
- Stefan Dappen
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method for Inductive Surface Layer Hardening
- Publication number 20230080412
- Publication date Mar 16, 2023
- SMS ELOTHERM GMBH
- Stefan Dappen
- C21 - METALLURGY OF IRON
Information Patent Application
Method for Inductive Surface Layer Hardening
- Publication number 20230082585
- Publication date Mar 16, 2023
- SMS ELOTHERM GMBH
- Stefan Dappen
- C21 - METALLURGY OF IRON
Information Patent Application
Device for hardening a cylindrical section of a workpiece and use o...
- Publication number 20110089164
- Publication date Apr 21, 2011
- SMS ELOTHERM GMBH
- Stefan Dappen
- C21 - METALLURGY OF IRON
Information Patent Application
Device for inductive heating and use of such a device
- Publication number 20110084062
- Publication date Apr 14, 2011
- SMS ELOTHERM GMBH
- Stefan Dappen
- C21 - METALLURGY OF IRON
Information Patent Application
Inductor and use of such an inductor
- Publication number 20110073590
- Publication date Mar 31, 2011
- SMS ELOTHERM GMBH
- Stefan Dappen
- C21 - METALLURGY OF IRON