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COLUMBUS MCKINNON CHAIN COMPAN

Overview
  • Total Patents
    14
About

COLUMBUS MCKINNON CHAIN COMPAN has a total of 14 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets packaging and shipping, machine tools and machines are VITAL CHAIN BLOCK MFG, KITO KAWASAKI KK and LEWMAR MARINE LTD.

Patent filings in countries

World map showing COLUMBUS MCKINNON CHAIN COMPANs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 2
#3 France 1
#4 United Kingdom 1

Patent filings per year

Chart showing COLUMBUS MCKINNON CHAIN COMPANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stahl Frank E 8
#2 Mckinnon Archibald L 1
#3 Shay Warren J 1
#4 Charles Christie Edwin 1
#5 Lachlan Mckinnon Archibald 1
#6 Lemesurier Frank C 1

Latest patents

Publication Filing date Title
US2053976A Detent means for cable drums
US1946920A Means for controlling the slack of cables
US2019512A Means for preventing reverse winding of a cable on a drum
US1984604A Hoist drum
US2019511A Hoisting device
US1788070A Side-chain fastener
US1692752A Tire-chain fastener
US1664530A Display stand
GB166104A Improvements relating to the electrical welding of chain links or the like
US1370926A Electric-welding method, machine, and welded chain
US1348541A Chain-making machine
CA240632A Chain fastener
CA289991A Tire chain fastener