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HOWARD FREDERICK HOBBS

Overview
  • Total Patents
    34
About

HOWARD FREDERICK HOBBS has a total of 34 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United Kingdom, Canada and Germany. Its main competitors in its focus markets mechanical elements, machines and transport are HYUNDAI POWERTECH CO LTD, JAPAN AUTOMATIC TRANSMISSION and AUTO TRANSMISSIONS LTD.

Patent filings in countries

World map showing HOWARD FREDERICK HOBBSs patent filings in countries
# Country Total Patents
#1 United Kingdom 30
#2 Canada 1
#3 Germany 1
#4 Ireland 1
#5 United States 1

Patent filings per year

Chart showing HOWARD FREDERICK HOBBSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hobbs Howard Frederick 2
#2 Ball Charles James Prior 1

Latest patents

Publication Filing date Title
US3537260A Torque converters
GB1108631A Power transmission apparatus
GB605733A Improvements in or relating to variable-ratio power transmission apparatus
GB618424A Improvements in or relating to power transmission apparatus
GB602749A Improvements in or relating to power transmission apparatus
GB596908A Improvements in or relating to friction clutches for power transmission
GB602323A Improvements in or relating to variable ratio power transmission mechanism
GB602319A Improvements in or relating to variable-ratio power transmission mechanism
GB602318A Improvements in or relating to variable ratio power transmission apparatus
GB602316A Improvements in or relating to change-speed power transmission mechanism
GB594408A Improvements in or relating to power transmission mechanism
GB590607A Improvements in or relating to power transmission apparatus
GB560379A Improvements in or relating to power transmission apparatus
GB556625A Improvements in or relating to controlling means for variable speed gears
GB549988A Improvements in or relating to variable torque/speed gears
GB545325A Improvements in or relating to controlling means for variable speed power transmission apparatus
GB544936A Improvements in or relating to variable speed gears
GB536977A Improvements in or relating to automatically variable torque converters
GB502399A Improvements in or relating to automatically variable power transmission gears
GB434354A Improvements in or relating to power transmission mechanism