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QUALCAST LTD

Overview
  • Total Patents
    40
About

QUALCAST LTD has a total of 40 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United Kingdom, Ireland and United States. Its main competitors in its focus markets agriculture, electrical machinery and energy and materials and metallurgy are SKORPIK JOSEF, XUZHOU SANSHI INDUSTRIAL CONTROL TECH CO LTD and HAGEDORN GEB & CO.

Patent filings in countries

World map showing QUALCAST LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 37
#2 Ireland 2
#3 United States 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Martin Derek John 10
#2 Higgins Justus 4
#3 Martin Derick John 3
#4 Fleming John Russell 3
#5 Joseph Butterworth William 1
#6 Payne Charles Arnold 1
#7 Williamson Henry George 1
#8 Mills Kenneth Walter 1
#9 Hoskins John Albert 1
#10 Crowe Rodney Bede 1

Latest patents

Publication Filing date Title
GB1562948A Powered cutting or stripping tools
GB1533476A Electric switch assembly
GB1585875A Air cushion mowers
GB1240277A Improvements in or relating to grass cutting machines
GB1263920A Improvements in or relating to grass cutting machines
GB1249308A Battery of primary cells through which electrolyte is circulated
GB1240831A Improvements in or relating to clutches for power-driven machines
GB1213647A Metal/air cells
GB1194554A Lawnmowers
GB1214452A Battery operated electrical power unit
GB1201761A Improvements in or relating to grass cutting machines
GB1192361A Improvements in Lawnmowers
GB1180381A Improvements in or relating to Lawn Mowers
GB1155384A Improvements in or relating to Grass-Cutting Machines
GB1143961A A belt drive
GB1154904A Grass-Cutting Machine
GB1158541A Improvements in or relating to Lawnmowing Machines
GB1136471A Improvements in or relating to lawn mowers
GB1102446A Improvements in or relating to belt transmissions
GB944302A Improvements in methods of monitoring the constitution of metal alloy castings