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CHUBB LEWIS W

Overview
  • Total Patents
    12
About

CHUBB LEWIS W has a total of 12 patent applications. Its first patent ever was published in 1911. It filed its patents most often in Canada and United States. Its main competitors in its focus markets machines, thermal processes and civil engineering are KAPLO JOSEPH J, HUNDHAUSEN RUDOLF and NOSOV IGOR STEPANOVICH.

Patent filings in countries

World map showing CHUBB LEWIS Ws patent filings in countries
# Country Total Patents
#1 Canada 9
#2 United States 3

Patent filings per year

Chart showing CHUBB LEWIS Ws patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Chubb Lewis W 12
#2 Prescott Herbert L 1
#3 Sidney Siegel 1

Latest patents

Publication Filing date Title
US2993440A Control device
CA194261A Electrical winding
CA179833A Electrical measuring instrument
CA176612A Circuit interrupter
CA177069A Liquid heating apparatus
CA173348A Circuit interrupting system
CA169939A Circuit interrupter
CA165749A Contact device
CA165750A Circuit interruper
US1247374A System of water distribution.
US1108550A System of water distribution.
CA134005A Transformer tester