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GREENLEE BROS & CO

Overview
  • Total Patents
    118
About

GREENLEE BROS & CO has a total of 118 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machine tools, machines and engines, pumps and turbines are ECKOLD AG, BALAXMAN OY and PEDDINGHAUS WERNER.

Patent filings in countries

World map showing GREENLEE BROS & COs patent filings in countries
# Country Total Patents
#1 United States 97
#2 Canada 7
#3 France 3
#4 United Kingdom 3
#5 Japan 3
#6 Belgium 2
#7 Germany 2
#8 Italy 1

Patent filings per year

Chart showing GREENLEE BROS & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Swanson Edwin C 31
#2 Mansfield Judson H 28
#3 Herbert Abramson John 19
#4 Pearson Vernon W 10
#5 Herrstrum Rudolph E 6
#6 Linquist Wayne A 5
#7 Linquist Wayne 5
#8 Jannenga Joel A 4
#9 Hawkinson Donald E 4
#10 Abramson John H 4

Latest patents

Publication Filing date Title
BE885797A Pulling punch and die of such a punch
BE885798A Manual tooling tool
GB2054443A Manually operated punching tool
GB2054439A Draw punch
US4294442A Workpiece pallet with distortion free clamping means
US4148470A Workpiece pallet with distortion free clamping means
US4009602A Tube bending tool with angle sighting means
US3949584A Bending apparatus having a roller support unit for E.M.T., conduit and thin wall tubing
US3924438A Hydraulic cable bender
US3921424A Portable electric driven conduit bender
US3813914A Bending apparatus
US3827683A Clamping frame for plastic sheet material
US3572981A Hermetically sealed pump
US3555868A Pipe bender
US3532103A Reversing or four-way valve
US3496875A Hydraulic pump
US3389660A Pump with pressure relief
US3323421A Control for hydraulic actuator
US3344635A Pipe benders
US3269011A Metal punch and die