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LEAS ARNOLD M

Overview
  • Total Patents
    12
About

LEAS ARNOLD M has a total of 12 patent applications. Its first patent ever was published in 1959. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, engines, pumps and turbines and environmental technology are SASOL OPERATIONS PTY LTD, SYNGAS RECYCLING CORP and COGAS DEV CO.

Patent filings in countries

World map showing LEAS ARNOLD Ms patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 2
#3 EPO (European Patent Office) 2

Patent filings per year

Chart showing LEAS ARNOLD Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leas Arnold M 12
#2 Leas Lawrence E 2

Latest patents

Publication Filing date Title
US4555249A Solid fuel gasifying unit and gas fractionating unit
US4498290A Rotary engine
CA1179153A Rotary engine
US4274839A Process for gasification of coal and organic solid wastes
US4280893A Integrated coal conversion process
US4132627A Integrated coal conversion process
US4147615A Hot sand-coal-cracking to hydrodistillate fuels
US3513085A Producing isoparaffins and naphthenes from hydrocarbons
US3067126A Production of high temperature, high performance, and high energy hydrocarbon fuels