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JONAS WOODHEAD & SONS LTD

Overview
  • Total Patents
    43
About

JONAS WOODHEAD & SONS LTD has a total of 43 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United Kingdom, United States and France. Its main competitors in its focus markets mechanical elements, transport and packaging and shipping are EPAR SP Z O O, BTR AVS TECHNICAL CENTRE GMBH and HENDRICKSON COMM VEHICLE SYS EUROPE GMBH.

Patent filings in countries

World map showing JONAS WOODHEAD & SONS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 30
#2 United States 6
#3 France 4
#4 Germany 3

Patent filings per year

Chart showing JONAS WOODHEAD & SONS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gill Peter Donat 3
#2 Russell Harbottle John 2
#3 Barnett Leonard Henry 2
#4 Kettlewell George 1
#5 Richard Carver Henry 1
#6 Henry Barnett Leonard 1
#7 Richard Berry Walter 1
#8 Blandy Martin Gavin Patrick 1

Latest patents

Publication Filing date Title
GB920959A Fluid seals between relatively movable parts
US2946582A Vehicle suspension
US2901093A Resilient conveyor rollers
US2901092A Spring rollers or idlers for conveyor belts
GB756410A Improvements relating to belt or band conveyors
GB756411A Improvements relating to belt or band conveyors
GB756409A Improvements in and relating to spring rollers or idlers for conveyor belts
GB729349A Improvements in or relating to vibration dampers
GB588235A Improvements in torsion bars
GB594265A Improvements in or relating to laminated springs
GB580924A Improvements in or relating to laminated springs
GB584467A Improvements in or relating to leaf springs
GB586143A Improvements in linear dimension dial gauges particularly for use with hardness testing machines
GB608937A Improvements in or relating to laminated springs
GB580129A Improvements in or relating to laminated springs
GB590887A Improvements in laminated springs for vehicles
GB566377A Improvements in or relating to laminated springs
GB542663A Improvements in the mounting of laminated springs
GB540820A Improvements in and in the manufacture of draw-hooks
GB541443A Improvements in cattle grids