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H M HOBSON AIRCRAFT & MOTOR CO

Overview
  • Total Patents
    36
About

H M HOBSON AIRCRAFT & MOTOR CO has a total of 36 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and control are CATERPILLER INC, SOPROMI SOC PROC MODERN INJECT and PC RC PRODUCTS L L C.

Patent filings in countries

World map showing H M HOBSON AIRCRAFT & MOTOR COs patent filings in countries
# Country Total Patents
#1 United Kingdom 28
#2 United States 7
#3 Germany 1

Patent filings per year

Chart showing H M HOBSON AIRCRAFT & MOTOR COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Victor Maddox Stanley 3
#2 Harold Stokes Philip 2
#3 Sidney Greenland Leonard 1
#4 Thomas Simpson 1

Latest patents

Publication Filing date Title
GB621396A A new or improved relay operated selector valve
GB597286A Improvements in fluid pressure operated remote control systems
GB592769A Improvements in servo motors applicable, for example, to fuel systems for combustionturbines
GB598568A Improvements in fuel supply systems for internal combustion engines
GB598566A Improvements in fuel injection systems for internal combustion engines
GB596808A Improvements in fuel supply systems for internal combustion engines, e.g. gas turbines
GB604134A Improvements in fuel injection systems for internal combustion engines
GB585275A Improvements in fuel injection systems for internal combustion engines
GB586261A Improvements in fuel injection systems for internal combustion engines
GB586260A Improvements in fuel injection systems for internal combustion engines
GB586259A Improvements in fuel injection systems for internal combustion engines
GB578257A Improvements in apparatus for delivering fuel under pressure to the induction system of an internal combustion engine
GB577560A Improvements in apparatus for delivering fuel under pressure to the induction systemof an internal combustion engine
US2398586A Power control for aircraft engines
US2398319A Control system for aircraft engines
US2392606A Milling and like machine
US2401197A Servomotor
GB587895A Improvements in speed governors
GB572127A Improvements in or relating to measuring devices for liquids
US2376690A Throttle control device for aircraft engines