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ROTHERHAM & SONS LTD

Overview
  • Total Patents
    28
About

ROTHERHAM & SONS LTD has a total of 28 patent applications. Its first patent ever was published in 1940. It filed its patents most often in United Kingdom and France. Its main competitors in its focus markets measurement, mechanical elements and machine tools are OD SP K B PRETSIZION, UNITED MACHINE TOOLS FACTORIES and ANHUI HONGYUAN ELECTROMECHANICAL TECH CO LTD.

Patent filings in countries

World map showing ROTHERHAM & SONS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 27
#2 France 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Oliver Christopher Sibley 5
#2 Stokes Herbert Harold 4
#3 Snow John Douglas 2
#4 Leworthy John Harwood 1
#5 Sherriff William John 1
#6 Oliver Thomas Henry 1
#7 Zelenka Karel Antony 1
#8 Wright Frank 1
#9 Zelenka Kerel Anthony 1

Latest patents

Publication Filing date Title
GB2065602A Timing mechanism
GB1249626A Improvements in or relating to mirrors and their manufacture
GB1234933A Ventilating nozzle
GB1142693A Electrically-driven timing device
GB1078025A Adjustable electric time switch
GB900491A Time-delay apparatus for closing a fluid-flow control valve
GB856684A Improvements in or relating to timepiece escapement mechanisms
GB821689A Improvements in or relating to mechanical escapements
GB795884A Improved mechanism incorporating a time-delay device
GB751576A A control means for repeatedly actuating a member cyclically to different predetermined extents
GB733239A Tell-tale device for a door of a device for use in timing an event
GB725554A An improved device for use in timing an event
GB733238A Means for sequentially ejecting identical articles from a magazine
GB713202A Means for limiting reverse rotation of a rotary member of an instrument
GB677270A Delay-action mechanism
GB659132A Squirting or spraying devices
GB637983A Improvements relating to toothed gearing of time-lag devices
GB626682A Improvements in and relating to reciprocatory pumps
GB616058A Improved slide-rest for a bench lathe
GB616061A Improved slide-rest for a bench lathe