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WALTERISATION COMPANY LTD

Overview
  • Total Patents
    27
About

WALTERISATION COMPANY LTD has a total of 27 patent applications. Its first patent ever was published in 1943. It filed its patents most often in France, United Kingdom and Canada. Its main competitors in its focus markets surface technology and coating are HRUBY ARNOST, WAKOMU DENSO KK and LATYSHEV YAKOV M.

Patent filings in countries

World map showing WALTERISATION COMPANY LTDs patent filings in countries
# Country Total Patents
#1 France 6
#2 United Kingdom 6
#3 Canada 5
#4 United States 4
#5 Germany 2
#6 Spain 2
#7 Belgium 1
#8 Denmark 1

Patent filings per year

Chart showing WALTERISATION COMPANY LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Drysdale Royston Fraser 8
#2 Burton Stanley Arthur Charles 6
#3 Drysdale Royston F 5
#4 Fraser Drysdale Royston 4
#5 Burton Stanley A C 3
#6 Charles Burton Stanley Arthur 2
#7 Parker Ronald W 1
#8 William Parker Ronald 1
#9 Elgar Derek John 1

Latest patents

Publication Filing date Title
GB872321A Phosphate coatings
US2930723A Surface treatment of metals
ES224900A3 Improvements introduced in the preparation of phosphate compositions (Machine-translation by Google Translate, not legally binding)
US2877148A Method of phosphate coating surfaces of metals
GB823369A Improvements in or relating to the surface treatment of metals
GB807878A Improvements in or relating to the surface treatment of metals
GB768443A Improvements relating to the production of phosphate coatings on metal surfaces
US2554139A Production of phosphate coatings on metal surfaces
US2514941A Process for increasing the corrosion-resistance of metals
GB648888A Improvements in the production of phosphate coatings on metal surfaces
GB588241A Improvements in or relating to processes for increasing the resistance of metals to corrosion
CA554340A Production of phosphate coatings on metal surfaces
CA564018A Surface treatment of metals
CA547686A Production of phosphate coatings on metal surfaces
CA565717A Surface treatment of metals
CA527039A Processes for increasing the corrosion-resistance of metals