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CRAWFORD FITTING CO

Overview
  • Total Patents
    111
About

CRAWFORD FITTING CO has a total of 111 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, machine tools and machines are M B SKINNER COMPANY, NORTHERN BORDER PIPELINE and LOKRING TECHNOLOGY LLC.

Patent filings in countries

World map showing CRAWFORD FITTING COs patent filings in countries

Patent filings per year

Chart showing CRAWFORD FITTING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zahuranec Emery J 30
#2 Johnston Lonnie E 13
#3 Cator Edward J 9
#4 Lennon Fred A 8
#5 Spontelli Leonard P 8
#6 Dodge Harry G 7
#7 Zoltan Szohatzky 7
#8 Stenger Joseph M 5
#9 Wirbel Stephen R 5
#10 Szohatzky Zoltan 5

Latest patents

Publication Filing date Title
US5499521A Tube bender apparatus
US5074599A Tube fitting
US4995646A Connector for multiple lines
US5027489A Multiple pistons swaging tool
US4915427A Coupling device for heavy-walled tubular members
US4879819A Gauge for coupling component
US4873755A Swaging tool having indicating means
US4796877A Workpiece holder and saw guide device
US4826218A Coupling device for heavy-walled tubular members
US4843858A Tube bending apparatus
US4781086A Fluid fitting wrench
US4678380A Deburring tool
CA1000035A Apparatus for swaging and testing ferrules
US3838493A Method of assembly of tube
US3786677A Apparatus for testing swaged ferrules
US3810296A Method of swaging and testing ferrules
US3777782A Double ended shut off coupling
US3761117A Quick connect fitting
CA961888A Tube fitting
US3735621A Hand operated tube bender