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DEWHURST PLC

Overview
  • Total Patents
    28
About

DEWHURST PLC has a total of 28 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United Kingdom, Canada and Hong Kong. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and mechanical elements are RUSSENBERGER VICTOR, GRUNER KG RELAIS FABRIK and SHENYANG HUADE HIGH TECH ELECTRIC CO LTD.

Patent filings in countries

World map showing DEWHURST PLCs patent filings in countries

Patent filings per year

Chart showing DEWHURST PLCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dewhurst Alan 7
#2 Dewhurst David 3
#3 Edwards James Frederick 3
#4 Dewhurst Richard Melbourne 2
#5 Young Arthur David 2
#6 Hutchinson Stephen Peter 1
#7 Reid Eamonn 1
#8 Dewhurst Richard M 1
#9 Edwards James F 1
#10 Cantillon Kevin Martin 1

Latest patents

Publication Filing date Title
GB0520206D0 Sensor system
GB0124980D0 Switch
HK1011787A1 Light display and methods of forming the same
GB9706462D0 Improvements in or relating to indicating devices
GB9703272D0 Improvements in or relating to push buttons
GB9607245D0 Improvements in or relating to indicating devices
GB9520073D0 Light display and method of forming the same
GB9520072D0 Indicators and push-button members and method of forming the same
GB9409347D0 Improvements in or relating to control switches
GB9310265D0 Improvement in or relating to indicators and pushbuttons
GB9221735D0 Method and apparatus of operating an automatic door and bushbutton apparatus therefor
GB9221733D0 Improvements in or relating to keypad assemblies
GB9119454D0 Push button switch
GB9016744D0 Snap action switch
GB8926839D0 Electrical push-button switch
GB8611525D0 Light emitting diode operating circuit