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THORN AEI RADIO VALVES AND TUB

Overview
  • Total Patents
    11
About

THORN AEI RADIO VALVES AND TUB has a total of 11 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and packaging and shipping are VIDEOCOLOR SA, CATHODEON LTD and MATSUSHITA DISPLAY DEVICES GER.

Patent filings in countries

World map showing THORN AEI RADIO VALVES AND TUBs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 France 2
#3 United States 1

Patent filings per year

Chart showing THORN AEI RADIO VALVES AND TUBs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Berridge George Frederick 2
#2 Myford Thomas William 2
#3 Walker Joseph Robert Gordon 1
#4 Bocking Charles Robert 1
#5 Trevor Watts Albert 1
#6 Norris John Albert 1
#7 William Myford Thomas 1
#8 Slocombe Richard Grenville 1
#9 Short Konrad 1
#10 Horlock Eric James 1

Latest patents

Publication Filing date Title
GB1037738A Improvements in magnetic recording apparatus
GB1046135A Improvements in cathode-ray tubes
GB1018858A Improvements relating to protection of circuits for cathode-ray tubes and other electronic devices
US3284656A Electron emitting cathodes
GB1072573A Improvements in and relating to high voltage electron discharge devices
GB988183A Mounting of cathode ray tubes
GB952295A Improvements in and relating to cartons for radio valves and the like
GB1034107A Improvements relating to emissive cathodes
GB1041218A Improvements in or relating to cathode structures