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BARBER GREENE CO

Overview
  • Total Patents
    445
About

BARBER GREENE CO has a total of 445 patent applications. Its first patent ever was published in 1917. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets civil engineering, machines and packaging and shipping are CEDARAPIDS INC, KLEEMANN & REINER MASCH and ASTEC IND.

Patent filings in countries

World map showing BARBER GREENE COs patent filings in countries

Patent filings per year

Chart showing BARBER GREENE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Barber Harry H 58
#2 Barber Harry A 38
#3 Smith Fred T 36
#4 Smith Donald W 22
#5 Dediemar Ronald B 20
#6 Sauer James F 17
#7 Dediemar R 15
#8 Evans Charles E 12
#9 Archer Fred Curtis 12
#10 Batch Joseph 11

Latest patents

Publication Filing date Title
US5203642A Extendable screed for an asphalt paver
US4955754A Shock absorbing device for a paving machine
US5035534A Apparatus for transferring an asphalt-aggregate mixture
EP0385017A1 Integrated paver with windrow pick-up capability
US5015120A Methods and apparatus for making an asphalt-aggregate pavement
US4944630A Connector and method of connection between a road making machine and the fifth wheel of a tractor
US4861191A Road widener
US4818139A Methods and apparatus for making an asphalt-aggregate pavement
US5054931A Counterflow asphalt drum mixer producing less hydrocarbon emissions and a method used therein
US4839571A Safety back-up for metering pump control
US4688965A Extendable screed and method for paving non-coplanar road surface
BR8602261A Rotary crusher with automatic discharge of residual iron
AR244111A1 A crusher for scrap iron.
GB8608608D0 Torque limiter for gyratory crusher anti-spin clutch
KR930006038B1 Gyatory crusher
GB8607510D0 Gyratory crusher
GB8510280D0 Rotary dryers
US4479591A Apparatus and method for removing foreign materials from a cement metering wheel
US4441821A Apparatus for increasing the delivery range of a mixing and delivery auger trough
US4337014A Method and apparatus for erecting a portable silo and elevator