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WILLIAM DOXFORD & SONS ENGINEE

Overview
  • Total Patents
    39
About

WILLIAM DOXFORD & SONS ENGINEE has a total of 39 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machines are ADALBERTO GARELLI, BESSEMER GAS ENGINE COMPANY and FURR DOUGLAS K.

Patent filings in countries

World map showing WILLIAM DOXFORD & SONS ENGINEEs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 France 8
#3 United States 8
#4 Germany 5
#5 Denmark 5
#6 Switzerland 1
#7 Spain 1
#8 Ireland 1

Patent filings per year

Chart showing WILLIAM DOXFORD & SONS ENGINEEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jackson Percy 7
#2 Percy Jackson 6
#3 Butler John Francis 2
#4 Ernest Taylor 2
#5 Hoseason William Edward 2
#6 Arthur Storey 2
#7 James Albert Hardy 1
#8 Albert Hardy James 1
#9 Hardy James Albert 1
#10 Francis Butler John 1

Latest patents

Publication Filing date Title
FR1352707A Improvements to piston engines
GB1084791A Improvements in or relating to shaft couplings
FR1339814A Improvements to vibration reduction devices
GB1034423A Improved rotary valve for distributing fluid under pressure
GB972515A Improvements in the lubrication of piston engines
GB980333A Improvements in or relating to vibration reducing devices
US3048155A Opposed piston, two-stroke cycle, diesel engines
FR1230095A Developments to two-stroke opposed piston diesel engines
FR1224734A Improvements to piston engines
US2979967A Piston engines
US2998808A Opposed piston diesel engines
US3033184A Opposed piston diesel engines
FR1226003A Developments to opposing piston diesel engines
FR1225985A Developments to opposing piston diesel engines
GB886735A Improvements in opposed piston, two-stroke cycle, diesel engines
GB901993A Improvements in piston engines
GB885296A Improvements in diesel engines
US3051147A Exhaust means for multi-cylinder multiple piston internal combustion engines
GB901992A Improvements relating to opposed piston diesel engines
GB895594A Improvements in opposed piston diesel engines