Inventor
ROEHL WOLFGANG
DE15 patents
⚠️ This page may combine multiple inventors who share the name “ROEHL WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
12 patentsUS6150739ANov 21, 2000
Circuit configuration for supplying power to electronic tripping device
SIEMENS AG161 citations98
US6603649B1Aug 5, 2003
Electronic tripping device for a circuit breaker
SIEMENS AG34 citations92
US6617858B1Sep 9, 2003
Method and circuit for measuring a current
SIEMENS AG19 citations91
US7309993B2Dec 18, 2007
Three- or four-pole low-voltage power switch with Rogowski coils operating as current sensors
SIEMENS AG22 citations90
US6279115B1Aug 21, 2001
Circuit arrangement for monitoring of an electric tripping device for low-voltage switches
SIEMENS AG10 citations73
US6233129B1May 15, 2001
Undervoltage circuit breaker with an electromagnet
SIEMENS AG9 citations73
US5859529AJan 12, 1999
Voltage transformer with increased electric strength
SIEMENS AG9 citations73
US5596472AJan 21, 1997
Process for controlling an overcurrent tripping device of a high-speed d.c. circuit-breaker
SIEMENS AG9 citations73
US4646219AFeb 24, 1987
Intrinsically safe power supply with a current regulator
SIEMENS AG17 citations73
US6897758B1May 24, 2005
Method for reproducing direct currents and a direct current transformer for carrying out said method
SIEMENS AG5 citations61
US7133270B2Nov 7, 2006
Electric power switch with an electronic memory unit for parameters and conversion factors
SIEMENS AG4 citations60
US6697243B1Feb 24, 2004
Under voltage release with an electromagnet and clocked holding current circuit
SIEMENS AG3 citations60
DAIMLER CHRYSLER AG
3 patentsUS6443518B1Sep 3, 2002
Separation arrangement for a self-sustained body structure
DAIMLER CHRYSLER AG44 citations90
US6241309B1Jun 5, 2001
Reinforcement for a unitized body of a motor vehicle and method of making same
DAIMLER CHRYSLER AG26 citations90
US7032960B2Apr 25, 2006
Corner region between the lateral and rear roof frames on a motor vehicle with a hatch back door and method for production thereof
DAIMLER CHRYSLER AG4 citations62