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ARMCO STEEL CO LP

Overview
  • Total Patents
    100
About

ARMCO STEEL CO LP has a total of 100 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and South Africa. Its main competitors in its focus markets surface technology and coating, machine tools and machines are LYSAGHT LTD JOHN, WILLIAM EWART WATKINS and LORRAINE LAMINAGE.

Patent filings per year

Chart showing ARMCO STEEL CO LPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Flinchum Charles 15
#2 Kleimeyer David L 13
#3 Parrella Larry E 13
#4 Barney Gerald L 13
#5 Roper Ralph E 10
#6 Hook Rollin E 8
#7 Roberts Timothy R 8
#8 Rodabaugh Ronald D 8
#9 Caudill Forrester 8
#10 Gosselin Cynthia A 7

Latest patents

Publication Filing date Title
US5353618A Apparatus and method for forming a tubular frame member
US5456953A Method for coating bake hardenable steel with a water based chromium bearing organic resin
US5339329A Induction heated meniscus coating vessel
CA2080849A1 Meniscus coating steel strip
US5372027A Controlled material flow hydroforming
US5248528A Thermoplastic acrylic coated steel sheet
CA2050566A1 Cold reduced non-aging deep drawing steel and method for producing
US5200275A Steel sheet with enhanced corrosion resistance having a silane treated silicate coating
US5229571A High production laser welding assembly and method
US5137584A Niobium carbide strengthened steel for porcelain enameling
US5123971A Cold reduced non-aging deep drawing steel and method for producing
US5102472A Cold reduced non-aging deep drawing steel and method for producing
US5103683A Rotary drum sampling device
US5108793A Steel sheet with enhanced corrosion resistance having a silane treated silicate coating
US5106467A Alkaline leaching of galvanized steel scrap
US5175502A Method and apparatus for determining acid concentration
US5116645A Hot dip aluminum coated chromium alloy steel
US5023427A Method and apparatus for automatically aligning proximal edges of sheets to be butt welded
US5151297A Thermoplastic acrylic coated steel sheet
US5157969A Apparatus and method for hydroforming sheet metal