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DEWANDRE CO LTD C

Overview
  • Total Patents
    894
About

DEWANDRE CO LTD C has a total of 894 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets transport, mechanical elements and machines are WESTINGHOUSE BREMSEN GMBH, WABCO FAHRZEUGBREMSEN GMBH and WESTINGHOUSE BREMSEN.

Patent filings in countries

World map showing DEWANDRE CO LTD Cs patent filings in countries

Patent filings per year

Chart showing DEWANDRE CO LTD Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Page Wilbur Mills 74
#2 Coupland Ralph 65
#3 Edge Stanley Howard 52
#4 Farmery George Kenneth 51
#5 Ballard Donald Henry 36
#6 Page Wilbur M 22
#7 Jeffery Harold 20
#8 Coupland R 20
#9 Farmery George K 18
#10 Heacock Frederick Henry 17

Latest patents

Publication Filing date Title
GB9024644D0 An exhaust brake
GB9014486D0 Exhaust brake variable orifice
GB8927180D0 Anti-lock braking systems
GB8923615D0 Exhaust system
GB8919364D0 Recuperation in master cylinders
GB8910567D0 Modulator type brake valve
GB8815703D0 Type control valve
GB8803434D0 Pilot operated hydraulic antilock modulator
GB8801803D0 Hydraulic pump unloader means
GB8709615D0 Solenoid operated valve
GB8705697D0 Clutch booster
GB8705339D0 Rotary vane vacuum pump
GB8629727D0 Engine mounted air compressors
GB8626480D0 Clutch booster
GB8624189D0 Full power hydraulic braking systems for tractor-trailer combinations
GB8617843D0 Rotary vacuum pumps
GB8526369D0 Tractor-trailer braking systems
GB8523198D0 Dual circuit brake valve
GB8512495D0 Antifreeze in compressed air systems
GB8502158D0 Vacuum intensifier