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WILLIAMS ROBERT H

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    236,365
About

WILLIAMS ROBERT H has a total of 13 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and textiles and paper are AASE JAN M, BEAUDOIN NORMAND and ROM HAIM.

Patent filings in countries

World map showing WILLIAMS ROBERT Hs patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing WILLIAMS ROBERT Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williams Robert H 13

Latest patents

Publication Filing date Title
US2015095264A1 Financial Index
US4430967A Two cycle diesel engine
US4487167A Oscillating piston diesel engine
US4423710A High compression rotary engine
US4342295A Rotary internal combustion engine
US4342297A Rotary internal combustion engine
US4342296A Rotary internal combustion engine
US4286555A Rotary internal combustion engine
US3882827A Four-phase cycle planetating piston internal combustion engine
US3292589A Humming bird feeder
US2925031A Addressing machines
US2830535A Semi-automatic addressing machine
US2820408A Envelope addresser