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HARRIS JOHN L

Overview
  • Total Patents
    36
About

HARRIS JOHN L has a total of 36 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets measurement, machines and civil engineering are BLACKSTONE MFG CO, PERKINS JULIAN L and VOSS WILLIAM H.

Patent filings in countries

World map showing HARRIS JOHN Ls patent filings in countries
# Country Total Patents
#1 United States 33
#2 United Kingdom 2
#3 Canada 1

Patent filings per year

Chart showing HARRIS JOHN Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harris John L 34
#2 Benyon John F 1
#3 Miller Wayland R 1
#4 Shields James W 1

Latest patents

Publication Filing date Title
GB0712248D0 Steering system
GB0512365D0 Money chest
US5075907A Flush tank water saver
US5020167A Flush tank water saver
US4945581A Flush tank water saver
US4941214A Flush tank water saver
US4825478A Flush tank water saver
US4811432A Flush tank water saver
US3190977A Motor driven adjustable rotary-cam actuated multi-switch sequence timer
US3180168A Control device
US3135908A Control device
US3199012A Control device
US3181036A Control device
US3180157A Control device
US2976471A Control device
US2960582A Control device
US2917939A Control device
US2786907A Control device
US2917988A Control device
US2917933A Control device