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PERFECTION MFG CORP

Overview
  • Total Patents
    12
About

PERFECTION MFG CORP has a total of 12 patent applications. Its first patent ever was published in 1945. It filed its patents most often in United States and Canada. Its main competitors in its focus markets agriculture, machines and mechanical elements are SCHILLING ELECTRIC COMPANY, UNIVERSAL MILKING MACHINE COMP and PINE TREE MILKING MACHINE COMP.

Patent filings in countries

World map showing PERFECTION MFG CORPs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 1

Patent filings per year

Chart showing PERFECTION MFG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Laurits Dinesen 6
#2 Gallistel Albert F 3
#3 Dinesen Laurits 1
#4 Patterson Glenn A 1
#5 Lippke Donald E 1
#6 Gillette Allen K 1
#7 Olson Lawrence J 1

Latest patents

Publication Filing date Title
US3139856A Milking apparatus
US3029786A Automatic shutoff device for a milking apparatus
US2713344A Flushing system for vacuum fluid lines and valve therefor
US2725892A Device for flushing pipe line outlets
US2779308A Pipe line milking system and valve therefor
US2493478A Rotary pump
US2558346A Milker support
US2513627A Flow indicator for milking machines
US2468618A Stall cock
US2489563A Pulsator for milking machines
US2447688A Pulsator for milking machines
CA467425A Pulsators for milking machines