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VEZIRIAN EDWARD

Overview
  • Total Patents
    18
About

VEZIRIAN EDWARD has a total of 18 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering, mechanical elements and machines are COILED TUBING RENTAL TOOLS INC, REED TOOL CO and ANADRILL INC.

Patent filings in countries

World map showing VEZIRIAN EDWARDs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 2

Patent filings per year

Chart showing VEZIRIAN EDWARDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Vezirian Edward 18
#2 Hinton Earle L 2

Latest patents

Publication Filing date Title
US2011120780A1 Method and apparatus for a true geometry, durable rotating drill bit
US5040623A Controlled true geometry rock bit with one piece body
US5024539A Friction bearing and cone retention thrust system for a rock bit
US4854368A Lost foam casting method
US4819517A Selected bearing couple for a rock bit journal and method for making same
US4776599A Dynamic packing ring seal system
US4744270A Method for thermally fitting hard teeth in rock bits
US4703849A Vending package
US4684015A Vending package
US4753706A Method for chemically structuralizing telescopic joints
US4643792A Method for chemically structuralizing telescopic joints
US4620803A Friction bearing couple
US4623027A Unsegmented rotary rock bit structure and hydraulic fitting
US4596472A Thrust bearing and axial retainer system for rotary cone rock bits and method for assembling same