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INSTRON LTD

Overview
  • Total Patents
    40
About

INSTRON LTD has a total of 40 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, control and electrical machinery and energy are INSTRON CORP, ZTE INSTR SHENZHEN CO LTD and NANJING YIHUI INSTR EQUIPMENT CO LTD.

Patent filings in countries

World map showing INSTRON LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 23
#2 Germany 8
#3 United States 8
#4 France 1

Patent filings per year

Chart showing INSTRON LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Poulson Barrie Kenneth 5
#2 Griffiths John Harvey 3
#3 Hayford Paul D 3
#4 Hinton Christopher Eric 2
#5 Long David W 2
#6 May Colin Paul 2
#7 Street John 2
#8 Kenneth Poulson Barrie 2
#9 Harvey Griffiths John 2
#10 Griffiths John H 1

Latest patents

Publication Filing date Title
GB0616590D0 Tuning of materials testing machine
GB0616589D0 Linear motor brake
GB0606972D0 Linear electric motors
GB0224205D0 Monitoring of samples utilising polarised light
GB0223607D0 Mechanical testing of material samples
GB9319788D0 Structure testing machine
GB9304082D0 A position setting device and securing arrangement for an extensometer
GB9210355D0 Material strength testing machine
GB2081457A A machine for testing materials
GB1511931A Switching circuit for an electromagnet
GB1442048A Testing machines
GB1459792A Electronic ramp function generator
GB1309326A Constant speed drive
GB1243406A Improvements in electronic circuits
GB1156243A Proof Stress Indicators for Stress/Strain Testing Machines
US3435231A Optical means for following the relative movement of two marks on a specimen during tensile testing
GB1077090A Improvements in or relating to tensile testing machines
GB1116123A Improvements in or relating to tensile testing machines
GB1096606A Improvements in or relating to optical extensometers