Learn more

COOPER & TURNER LTD

Overview
  • Total Patents
    15
About

COOPER & TURNER LTD has a total of 15 patent applications. Its first patent ever was published in 1961. It filed its patents most often in United Kingdom, Japan and Germany. Its main competitors in its focus markets mechanical elements, machine tools and measurement are TECH STELL CO LTD, HAIYAN DONGSHENG FASTENER MFG CO LTD and HSU FU-CHUAN.

Patent filings in countries

World map showing COOPER & TURNER LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 Japan 3
#3 Germany 1
#4 Denmark 1
#5 France 1
#6 United States 1

Patent filings per year

Chart showing COOPER & TURNER LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aasaa Matsukusu Taanaa 3
#2 Turner Rodney Francis 3
#3 Francis Turner Rodney 1
#4 Vaughan-Jones Peter David 1
#5 Turner R 1

Latest patents

Publication Filing date Title
GB9824271D0 Railway end post
GB1569702A Apparatus for forming pre-load indicating washers
GB1520851A Production of washer blanks
GB1506674A Fastener assemblies and pre-load indicating washers therefor
GB1143398A A bolted assembly and method of preserving from deterioration the shank of a bolt associated with means for indicating the attainment of a required tension in the bolt
GB1116948A An improvement in or relating to pre-load indicating washers
DE1255397B Washer indicating preload
US3187621A Fastener assembly and pre-load indicating washer therefor
FR1341225A Calibrated washer, method of manufacturing said washer and assemblies including application
GB1006452A Improvements in or relating to a fastener assembly and pre-load indicating washer therefor