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LINCOLN ELECTRIC CO

Overview
  • Total Patents
    826
About

LINCOLN ELECTRIC CO has a total of 826 patent applications. Its first patent ever was published in 1906. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets machine tools, electrical machinery and energy and chemical engineering are SOUDURE ELECTR AUTOGENE, KOIKE SANSO KOGYO KK and EWM HIGHTEC WELDING GMBH.

Patent filings per year

Chart showing LINCOLN ELECTRIC COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Landis George G 72
#2 Gonzalez John 42
#3 Blankenship George D 39
#4 Crockett Dennis D 35
#5 Stava Elliott K 35
#6 Munz Robert P 32
#7 Chai Chang-Shung 27
#8 Daniel Joseph Allen 24
#9 Lincoln James F 23
#10 Fink David A 22

Latest patents

Publication Filing date Title
US2008140815A1 Network Device Location and Configuration
US2008078811A1 Weld data acquisition
CN1439475A Electric arc welding device and method thereof
US6624388B1 System and method providing distributed welding architecture
AU4739799A D.C. chopper with inductance control for welding
AU2376599A Plasma system and method of operating same
AU1854099A Plasma arc torch
EP0961527A1 Welding torch
MY116729A Arc transfer circuit
CA2232102A1 Retainer for welding wire spool
CN1217963A Gas mixer for cutting torches
US5819934A Wire transport drum
US5773779A Method and system for welding railroad rails
US5836539A Inlet guide mechanism for wire feeder
US5844197A Arc retract circuit and method
US5864116A D.C. chopper with inductance control for welding
US5847354A Arc transfer circuit
US5856647A Drag cup for plasma arc torch
US5893985A Plasma arc torch
US5831237A Plasma arc power system and method of operating same