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WESTINGHOUSE AIR BRAKE CO

Overview
  • Total Patents
    8,415
About

WESTINGHOUSE AIR BRAKE CO has a total of 8,415 patent applications. Its first patent ever was published in 1892. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets transport, machines and mechanical elements are WESTINGHOUSE BREMSEN, GIRLING MIDLAND ROSS AIR ACT and ZEFTRON INC.

Patent filings per year

Chart showing WESTINGHOUSE AIR BRAKE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Farmer Clyde C 524
#2 Turner Walter V 360
#3 Hewitt Ellis E 248
#4 Mccune Joseph C 189
#5 Hart James E 154
#6 Mcclure Glenn T 122
#7 Thomas Thomas H 117
#8 Newell George K 116
#9 Down Sidney G 102
#10 Aikman Burton S 100

Latest patents

Publication Filing date Title
AU2002318891B2 Low wattage, high flow electrical control valve
MXPA02006586A Unitized railcar brake equipment.
AU1108901A Cover portion for a desiccant element
AU7250700A Microprocessor controlled pneumatically driven valve system
EP1084922A2 Brake system for a railway freight train
US6305756B1 Short travel detector for empty/load brake control
CA2315122A1 System for detection of obstructions in a motorized door system
CA2315393A1 Trapped object release system for a transit vehicle door
CA2314193A1 Locking drive nut for screw drive systems
CA2314248A1 Data bus memory circuit
CA2313590A1 Automatic lubrication system
CA2313369A1 Unitary fitting and ball-valve
CA2312231A1 Low profile air cooled air compressor and aftercooler
US6302664B1 Oilers rotary scroll air compressor axial loading support for orbiting member
US6276492B1 Push rod activated grease nozzle
US6481722B1 Gasket for pressurized fluid system
US6321922B1 Coupling shock resistant (csr) coupler
US6761253B1 Spring applied parking brake assembly
US6378668B1 Spring applied parking brake assembly having a manual quick release feature
MXPA00001819A Rail cars for intermodal train.