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W F AND JOHN BARNES COMPANY

Overview
  • Total Patents
    47
About

W F AND JOHN BARNES COMPANY has a total of 47 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machine tools, machines and packaging and shipping are PULLMAX AB, BINNIE K D ENG and LODGE & SHIPLEY CO.

Patent filings in countries

World map showing W F AND JOHN BARNES COMPANYs patent filings in countries
# Country Total Patents
#1 United States 38
#2 Canada 8
#3 United Kingdom 1

Patent filings per year

Chart showing W F AND JOHN BARNES COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Smith Clarence J 11
#2 Abrams Victor R 6
#3 Ryan Jr James F 5
#4 Werge Thomas C 4
#5 Barnes John S 4
#6 Ryan James F Jr 4
#7 Ed Laxo 3
#8 Jackson Bulliet Leander 2
#9 Bashor Nelson P 2
#10 Svenson Ernest J 2

Latest patents

Publication Filing date Title
US3058129A Combination drilling and self-leading tapping machine tool
US3091704A Bridge circuit control means with ganged switches effecting leakage compensation
US3040607A Machine tool
US3015303A Apparatus for processing can ends
US3078742A Metal working apparatus
US3045130A Heavy duty electrical switching means
US2962652A Position indicator
US3014393A Intermittent feeding mechanism for use in punch presses and the like
US2864933A Apparatus for producing can bodies and welding side seams thereof
US2962995A Apparatus for soldering can body side seams
US2925059A Method and apparatus for making can bodies
US2838651A Apparatus for making and welding can bodies
US2873841A Orientating apparatus
US2868395A Can storage apparatus
US2885845A Method and apparatus for aseptically canning
US3041958A Method and apparatus for controlling processing temperatures
US2874523A Method and apparatus for aseptically canning under pressure
US2902048A Back pressure valve
US2931150A Apparatus for packaging a liquid under pressure
GB780937A Improvements in or relating to can end seams