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STEVENSON ROBERT L

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    194,117
  • Filing trend
    ⇩ 100.0%
About

STEVENSON ROBERT L has a total of 22 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1950. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, mechanical elements and packaging and shipping are INNOVATIVE OFFICE PRODUCTS INC, SYNCMOLD ENTPR CORP and STRAETER FRITZ.

Patent filings in countries

World map showing STEVENSON ROBERT Ls patent filings in countries

Patent filings per year

Chart showing STEVENSON ROBERT Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stevenson Robert L 22

Latest patents

Publication Filing date Title
US2016313757A1 Point of control remote-actuation apparatus and methods
US2009014291A1 Remote racking of horizontally displaceable circuit breakers
US5199327A Unitary tool for removing and installing radiator caps
US5161436A Unitary tool for removing radiator caps
US4802265A Removable skirt and trouser clip for garment hanger
US4664180A Heat recovery unit for stoves
US4485800A Stove construction
US4450776A Industrial furnace
US4539877A Sawmill
US4426991A Stove construction
CA1026293A Rotary engine
US3912271A Projecting ramp and mating impeller
US3912429A Rotary engine
US3869737A Toilet stool air deodorizer structure
CA955483A Wood heater with viewing window
US2672531A Automobile lighting control system switch