Inventor
CHURCH LARRY L
14 patents
⚠️ This page may combine multiple inventors who share the name “CHURCH LARRY L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LINCOLN GLOBAL INC
5 patentsUS6504132B1Jan 7, 2003
Electric arc welder for variable AC input
LINCOLN GLOBAL INC103 citations97
US6023037AFeb 8, 2000
Electric ARC welder and plasma cutter
LINCOLN GLOBAL INC115 citations97
US6177645B1Jan 23, 2001
Electric arc welder and plasma cutter
LINCOLN GLOBAL INC75 citations96
US6055161AApr 25, 2000
Switching type power supply for arc welding
LINCOLN GLOBAL INC59 citations96
US6657163B1Dec 2, 2003
System and method for selective application of power to welding equipment
LINCOLN GLOBAL INC32 citations92
WESTINGHOUSE ELECTRIC CORP
5 patentsUS4275429AJun 23, 1981
Protective relay apparatus
WESTINGHOUSE ELECTRIC CORP31 citations92
US4380746AApr 19, 1983
Pulse modulator using capacitor charging and discharging circuits
WESTINGHOUSE ELECTRIC CORP24 citations82
US4293886AOct 6, 1981
Network protector relay
WESTINGHOUSE ELECTRIC CORP13 citations74
US4208687AJun 17, 1980
Protective relay apparatus
WESTINGHOUSE ELECTRIC CORP13 citations73
US4106071AAug 8, 1978
Apparatus for protection against subsynchronous currents in a power system
WESTINGHOUSE ELECTRIC CORP12 citations73