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ETHER ENG LTD

Overview
  • Total Patents
    21
About

ETHER ENG LTD has a total of 21 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets measurement, medical technology and basic communication technologies are MECHANISM LTD, WISEMAN BRIAN M and KISTLER INSTR CORP.

Patent filings in countries

World map showing ETHER ENG LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 13
#2 Germany 3
#3 United States 3
#4 Canada 1
#5 France 1

Patent filings per year

Chart showing ETHER ENG LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Duffield Frederick Edward 7
#2 Tull Victor Frederick George 6
#3 Cox Frank 4
#4 Edward Duffield Frederick 2
#5 Amos Reginald G 1
#6 Allcock Alastair William Rodne 1
#7 Stephens George Gwynne 1
#8 Duffield Frederick Edwa Rd 1
#9 George Tull Victor Frederick 1
#10 Amos Reginald George 1

Latest patents

Publication Filing date Title
GB1273353A Strain gauge assemblies
GB1185369A Improvements in or relating to Radar Transponder Devices.
GB1223675A Improvements in or relating to guns
GB1155286A Improvements in or relating to Transducer Devices.
GB1170231A Switching Circuit.
GB1140202A Improvements in and relating to transducing devices
GB1094862A Improvements in and relating to strain gauges
GB1088723A Improvements in and relating to transducers
GB1097123A Improvements in and relating to strain gauges
GB1088024A Improvements in and relating to transducers
GB1094474A Improvements in and relating to transducers
GB1087719A Improvements in and relating to transducers
GB1087717A Improvements in or relating to transducers
CA877565A Radar transponder devices