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HEAD WRIGHTSON AND COMPANY

Overview
  • Total Patents
    17
About

HEAD WRIGHTSON AND COMPANY has a total of 17 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Canada, France and United Kingdom. Its main competitors in its focus markets machine tools and measurement are INST PODSTAWOWYCH PROBLEMOW TE, TANGSHAN YANNAN SHOVEL MAKING CO LTD and BEST QUALITY B V.

Patent filings in countries

World map showing HEAD WRIGHTSON AND COMPANYs patent filings in countries
# Country Total Patents
#1 Canada 14
#2 France 2
#3 United Kingdom 1

Patent filings per year

Chart showing HEAD WRIGHTSON AND COMPANYs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Lake Norman Cecil 5
#2 Rinquist Justus Magnus 2
#3 Beale Colin O 2
#4 Lawson Kenneth T 2
#5 Wrightson Thomas Garmondsway 2
#6 Barratt Clifford 1
#7 Clark Henry 1
#8 Crisp Roy 1
#9 Petit Daniel 1
#10 Woolley Eric M 1

Latest patents

Publication Filing date Title
GB1221665A Method of measuring the physical properties of green ball agglomerates
CA890372A Method and apparatus for coating continuously moving surfaces
CA231444A Conveying mechanism
CA435486A Bar-drawing machine
CA411285A Metal stretching machine
CA212762A Hoist
CA411286A Stretching machine for flattening metal strips
CA212761A Hoist
CA748381A Cladding of strip material
CA423415A Metal section de-twisting apparatus
CA742144A Cowper gas-heating ovens
CA824620A Process for the preparation of pellets and other agglomerates from finely divided solids
CA836456A Method of forming pellets from finely divided metalliferous solids
CA447025A Production of tubing
CA864842A Steam generating installations