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KEEN MFG CORP

Overview
  • Total Patents
    13
About

KEEN MFG CORP has a total of 13 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United States, Germany and Canada. Its main competitors in its focus markets agriculture, packaging and shipping and mechanical elements are LYTHALL K G MASCHF, KREYER RUDOLF and BJORSHOL KOLBJORN.

Patent filings in countries

World map showing KEEN MFG CORPs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Germany 2
#3 Canada 1
#4 Spain 1
#5 France 1
#6 United Kingdom 1
#7 Israel 1

Patent filings per year

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

Focus technologies

Top inventors

# Name Total Patents
#1 Siciliano Anthony J 7
#2 Keen Everett M 6
#3 John Siciliano Anthony 2
#4 Morgan Keen Everett 1

Latest patents

Publication Filing date Title
US3318441A Manure conveyor system for poultry houses and the like
FR1452289A Egg battery for poultry farming
US3274972A Egg laying batteries
US3097735A Sprocket wheels
US2892447A Multiple nest structure for poultry
US2892604A Supporting stand for feeder troughs and the like
US2699250A Conveyer
CA806955A Egg laying batteries