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H W WALLACE & COMPANY LTD

Overview
  • Total Patents
    14
About

H W WALLACE & COMPANY LTD has a total of 14 patent applications. Its first patent ever was published in 1948. It filed its patents most often in United States, Germany and France. Its main competitors in its focus markets measurement, packaging and shipping and machines are GUANGZHOU GV IND CO LTD, TAO SHAOQIANG and SERES.

Patent filings in countries

World map showing H W WALLACE & COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United States 5
#2 Germany 3
#3 France 3
#4 United Kingdom 3

Patent filings per year

Chart showing H W WALLACE & COMPANY LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Rowlatt More Arthur 6
#2 John Carpenter Michael 1

Latest patents

Publication Filing date Title
DE1109596B Method and packaging machine for filling cardboard boxes or other containers with stackable items
DE1135209B Hardness testers, especially micro-hardness testers
US2914937A Hardness tester
US2699671A Check weight assembly for hardness testers
GB738606A Improved hardness tester
US2754675A Compression plastimeter
US2645934A Apparatus for measuring the hardness of materials
US2643545A Apparatus for measuring the hardness of materials
GB650407A Improvements in apparatus for measuring the hardness of materials
GB650262A Improvements in apparatus for measuring the hardness of materials