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AJF INC

Overview
  • Total Patents
    26
About

AJF INC has a total of 26 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy are VALLAK E, JFE REFRACTORIES CORP and ASHMORE BENSON PEASE & CO LTD.

Patent filings per year

Chart showing AJF INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Materials and metallurgy

Focus technologies

# Technology
#1 Casting metal
#2 Pig-iron processing

Top inventors

# Name Total Patents
#1 Miller Wayne 21
#2 Mcguire James P 21
#3 Forte Gary L 19
#4 Vinson David B 8
#5 Forte Gary F 6
#6 Connors Thomas 2
#7 Miler Wayne 1

Latest patents

Publication Filing date Title
US5645792A Slag control shape release apparatus for molten metal vessels
US5421560A Slag control apparatus for molten metal vessels
US5423522A Slag control shape release apparatus for molten metal vessels
US5303902A Slag control shape release apparatus for molten metal vessels
US5249780A Slag control shape release apparatus for molten metal vessels
US5118085A Steel ladle lip closure apparatus
US4968007A Anti-slag, anti-vortex tundish measurement apparatus