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PARKER SWEEPER COMPANY

Overview
  • Total Patents
    32
About

PARKER SWEEPER COMPANY has a total of 32 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets agriculture, civil engineering and furniture and games are BILLY GOAT IND INC, JOHN ALLEN & SONS OXFORD LTD and ERNST AUGL GES M B H & CO KG.

Patent filings in countries

World map showing PARKER SWEEPER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 26
#2 Canada 2
#3 United Kingdom 2
#4 Switzerland 1
#5 Germany 1

Patent filings per year

Chart showing PARKER SWEEPER COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Parker Richard W 12
#2 Stelzer Earl E 9
#3 Parker Edwin D 9
#4 Oblinger Edwin F 8
#5 Stout Theophilus P R 3
#6 Warner Houser 3
#7 Parker Edwin Dudley 2
#8 Kaeser Arthur L 2
#9 Starr Robert L 2
#10 Boblitt Donald L 2

Latest patents

Publication Filing date Title
US4881362A Mobile vacuum system for use with a riding tractor mower
US4761943A Mobile vacuum system for use with a riding tractor mower
US4118826A Mobile blower unit for leaves and other debris
US4027788A Spreader for fertilizer, seed and the like
US3308612A Rake or sweeper
GB1096467A Improved rake or sweeper
US3035848A Lawn machine
US3039124A Lawn sweeper
US3035294A Sweeper with hand actuated rear dumping debris receptacle
US3089169A Sweeper with side dumping debris basket
US3022530A Sweeper with flexible hood extension at lower front
US2939717A Readily removable debris receptacle for lawn sweeper
US2933748A Power operated tool
US2945249A Lawn sweeping machine
US2801862A Latch for detachable debris receptacle
GB737154A Improvements in sweepers for lawns, fairways and parks or the like
US2700783A Adjustable hood for sweepers
US2789829A Foldable cart
US2782434A Floor sweeper having auxiliary brush for sweeping in corners
US2749996A Sweeper drive wheel raising means