Hans-Gerhard Kortmann

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Vechelde, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of welding a weld stud to a workpiece and of checking the st...
- Patent number 10,471,548
- Issue date Nov 12, 2019
- NEWFREY LLC
- Frank Drexler
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Stud for stud welding
- Patent number 8,641,342
- Issue date Feb 4, 2014
- Newfrey LLC
- Frank Drexler
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Joining device
- Patent number 7,521,647
- Issue date Apr 21, 2009
- Newfrey LLC
- Alexander Schug
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hand welding device, welding apparatus and welding gauge
- Patent number 7,223,934
- Issue date May 29, 2007
- Newfrey LLC
- Bernhard Göbel
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
STUD FOR STUD WELDING
- Publication number 20110142566
- Publication date Jun 16, 2011
- NEWFREY LLC
- Frank DREXLER
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Joining device
- Publication number 20060186092
- Publication date Aug 24, 2006
- Alexander Schug
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Hand welding device, welding apparatus and welding gauge
- Publication number 20040245222
- Publication date Dec 9, 2004
- Bernhard Gobel
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Fastener, method of making it, and its use
- Publication number 20040213634
- Publication date Oct 28, 2004
- Hans-Gerhard Kortmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...