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ZERO MFG COMPANY

Overview
  • Total Patents
    45
About

ZERO MFG COMPANY has a total of 45 patent applications. Its first patent ever was published in 1949. It filed its patents most often in United States, Canada and Belgium. Its main competitors in its focus markets agriculture, machines and consumer goods are TETRA PAK TEBEL BV, DIPL RER POL KLAUS JUERGEN KAR and MAIER JUN JAKOB.

Patent filings in countries

World map showing ZERO MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 19
#2 Canada 17
#3 Belgium 3
#4 France 2
#5 Austria 1
#6 Switzerland 1
#7 Denmark 1
#8 United Kingdom 1

Patent filings per year

Chart showing ZERO MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Duncan Lloyd P 16
#2 Duncan George R 13
#3 Duncan Leon L 8
#4 Oberg Nathan 3
#5 Temple Donald L 3
#6 Combs Theodore C 2
#7 Dobbie James M 2
#8 Duncan Sr George R 2
#9 Duncan Lloyd Phillip 2
#10 Lloyd P Duncan 1

Latest patents

Publication Filing date Title
GB1190532A Improvements in or relating to Milking Apparatus.
US3407719A Blast room with uniform down-draft ventilation
US3406663A Milking unit and process
US3373720A Milking unit and process
US3186132A Surface treating apparatus and method
US3111954A Portable washer for bulk milk tanks
US3035543A Means for milking farm animals
US3036552A Bulk milk tank system and control therefor
US3044656A Prefabricated shipping container
US3044658A Shipping container
US2873722A Bulk milk tank and washer therefor
US2873723A Vacuum bulk milk tank with agitators
US2740377A Stall arrangement and vacuum container milking system
US2742876A Vacuum container milking system and apparatus therefor
US2739568A Vacuum container milking system and apparatus therefor
US2763240A Means for milking and handling the milk of farm animals
US2740378A Spray cooled milk container and refrigerating system therefor
US2702019A Vacuum container milking system and apparatus therefor
US2737923A Vacuum and pulsator equipment for use with the milking of farm animals
US2639851A Spreader for milk can filling means