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SIMPLICITY MFG INC

Overview
  • Total Patents
    24
About

SIMPLICITY MFG INC has a total of 24 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets agriculture, machines and transport are ROC S R L, DELERY CREATIONS and SIMPLICITY MFG CO INC.

Patent filings in countries

World map showing SIMPLICITY MFG INCs patent filings in countries
# Country Total Patents
#1 United States 19
#2 Canada 2
#3 United Kingdom 2
#4 France 1

Patent filings per year

Chart showing SIMPLICITY MFG INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schaefer Daniel W 8
#2 Klas Kenneth H 6
#3 Freier Jr Edward 5
#4 Schemelin Michael P 5
#5 Kaminski Tony L 4
#6 Hochwitz Lynn E 3
#7 Kamlukin Igor 3
#8 Slazas John J 3
#9 Penkoske Donald G 3
#10 Hays Gary A 2

Latest patents

Publication Filing date Title
US6354978B1 Differential and method for variable traction control
US5803474A Torsion bar rear suspension for ride-on mowers
US5570570A Ride-on mower steering and suspension system
US5642864A Chipper vacuum shredder system and apparatus
US5094326A Control linkage for hydrostatic transmission
US5085044A Two-blade mower deck with infinite height adjustment
US4897942A High efficiency snowthrower
US4807904A Riding mower chassis having improved rear portion
US4813215A Mower belt transmission with blade brake
US4726440A Unitized frame for a self-propelled lawn mower
US4787646A Riding mower chassis with floating steerable rear wheels
US4711073A Clipping propulsion means for tractor mower
US4621699A Power takeoff for tractor having parallelogram front wheel suspension
US4532755A Clipping collector for riding mower
US4426831A Mower blade
US4416109A Mower attachment draft linkage responding to ground contour
US4433530A Interlock mechanism preventing engine starting when a mower is in power drive
US4433868A Cab for walk-behind tractor
US4396081A Mechanism for indicating drive engaging force