Inventor
SCHEFFLER HEIKO
DE4 patents
Patents
4 patentsUS9132503B2Sep 15, 2015
Apparatus for determination of electrical welding circuit variables
NEWFREY LLC4 citations71
US8344287B2Jan 1, 2013
Method for determination of electrical welding circuit variables
NEWFREY LLC4 citations61
US7375986B2May 20, 2008
Method and device for producing an electric heating current, particularly for inductive heating of a workpiece
NEWFREY LLC3 citations61
USRE41796EOct 5, 2010
Method and device for producing an electric heating current, particularly for inductive heating of a workpiece
NEWFREY LLC0 citations50