Inventor
KUMMEROW GERD
DE4 patents
Patents
4 patentsUS4670812AJun 2, 1987
System for monitoring the operating condition of a switch to prevent overstress
SIEMENS AG26 citations83
US4254314AMar 3, 1981
Arcing chamber with perforated plates of sieve-like ceramics
SIEMENS AG11 citations70
US4206335AJun 3, 1980
Low voltage circuit breaker having a two part insulating housing
SIEMENS AG5 citations58
US4468977ASep 4, 1984
Power drive for electric switchgear in which driving power is elastically transmitted thereto
SIEMENS AG1 citations49