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CONVERSION SYSTEMS INC

Overview
  • Total Patents
    22
About

CONVERSION SYSTEMS INC has a total of 22 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets environmental technology, materials and metallurgy and machines are PERICLASE PTY LTD, PICHAT PHILIPPE and DOLOMATRIX INTERNAT LTD.

Patent filings per year

Chart showing CONVERSION SYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Smith Charles L 16
#2 Frost Donald J 2
#3 Raduta Margaret C 2
#4 Colussi John J 2
#5 Juzwiak John H 2
#6 Chestnut Raymond 2
#7 Stevens John Y 1
#8 Juzwiak John J 1
#9 Hilton Robert G 1
#10 Keen Jr William E 1

Latest patents

Publication Filing date Title
US6053857A Immobilization of thallium during electric arc furnace dust treatment
US5853474A Use of stabilized EAFD as a raw material in the production of a portland cement clinker
US5569152A Buffering of cementitious hazardous waste compositions containing electric arc furnace dust
US5322389A Method for transporting a cementitious mixture to an underground space
US5340214A Pug mill mixer
US5245122A Method and mixture for treating electric arc furnace dust
US5256197A Abrasion-resistant synthetic article and method of making
US5211750A Synthetic aggregate and landfill method
US4613374A Pozzolanically stabilized compositions having improved permeability coefficients
US4514307A Method of stabilizing organic waste