Assignee
ARMCO STEEL CO LP
US·24 granted patents·680 citations·filing 1988–1994
Top patents by PatentIndex Score
24 records- 0198US5353618AApparatus and method for forming a tubular frame memberARMCO STEEL CO LP·Filed 1993·Granted Oct 11, 1994·82 cites·11 claims
- 0294US5108793ASteel sheet with enhanced corrosion resistance having a silane treated silicate coatingARMCO STEEL CO LP·Filed 1990·Granted Apr 28, 1992·128 cites·19 claims
- 0389US5157969AApparatus and method for hydroforming sheet metalARMCO STEEL CO LP·Filed 1989·Granted Oct 27, 1992·32 cites·21 claims
- 0488US5229571AHigh production laser welding assembly and methodARMCO STEEL CO LP·Filed 1991·Granted Jul 20, 1993·61 cites·25 claims
- 0586US5023427AMethod and apparatus for automatically aligning proximal edges of sheets to be butt weldedARMCO STEEL CO LP·Filed 1990·Granted Jun 11, 1991·53 cites·24 claims
- 0683US5023113AHot dip aluminum coated chromium alloy steelARMCO STEEL CO LP·Filed 1988·Granted Jun 11, 1991·53 cites·8 claims
- 0782US5200275ASteel sheet with enhanced corrosion resistance having a silane treated silicate coatingARMCO STEEL CO LP·Filed 1991·Granted Apr 6, 1993·34 cites·2 claims
- 0881US5372027AControlled material flow hydroformingARMCO STEEL CO LP·Filed 1992·Granted Dec 13, 1994·23 cites·5 claims
- 0981US5239852AApparatus and method for forming a tubular frame memberARMCO STEEL CO LP·Filed 1992·Granted Aug 31, 1993·51 cites·20 claims
- 1065US5175502AMethod and apparatus for determining acid concentrationARMCO STEEL CO LP·Filed 1990·Granted Dec 29, 1992·22 cites·19 claims
- 1163US5106467AAlkaline leaching of galvanized steel scrapARMCO STEEL CO LP·Filed 1990·Granted Apr 21, 1992·14 cites·17 claims
- 1261US5015341AInduction galvannealed electroplated steel stripARMCO STEEL CO LP·Filed 1988·Granted May 14, 1991·14 cites·13 claims
- 1353US5453127AApparatus for meniscus coating a steel stripARMCO STEEL CO LP·Filed 1993·Granted Sep 26, 1995·15 cites·17 claims
- 1453US5248528AThermoplastic acrylic coated steel sheetARMCO STEEL CO LP·Filed 1992·Granted Sep 28, 1993·10 cites·7 claims
- 1552US5151297AThermoplastic acrylic coated steel sheetARMCO STEEL CO LP·Filed 1990·Granted Sep 29, 1992·10 cites·5 claims
- 1649US5456953AMethod for coating bake hardenable steel with a water based chromium bearing organic resinARMCO STEEL CO LP·Filed 1993·Granted Oct 10, 1995·12 cites·15 claims
- 1749US5399376AMeniscus coating steel stripARMCO STEEL CO LP·Filed 1993·Granted Mar 21, 1995·13 cites·43 claims
- 1849US5339329AInduction heated meniscus coating vesselARMCO STEEL CO LP·Filed 1993·Granted Aug 16, 1994·12 cites·15 claims
- 1945US5116645AHot dip aluminum coated chromium alloy steelARMCO STEEL CO LP·Filed 1990·Granted May 26, 1992·14 cites·7 claims
- 2042US5137584ANiobium carbide strengthened steel for porcelain enamelingARMCO STEEL CO LP·Filed 1991·Granted Aug 11, 1992·7 cites·18 claims
- 2140US5460651AInduction heated meniscus coating vesselARMCO STEEL CO LP·Filed 1994·Granted Oct 24, 1995·10 cites·5 claims
- 2234US5103683ARotary drum sampling deviceARMCO STEEL CO LP·Filed 1991·Granted Apr 14, 1992·8 cites·5 claims
- 2329US5123971ACold reduced non-aging deep drawing steel and method for producingARMCO STEEL CO LP·Filed 1991·Granted Jun 23, 1992·2 cites·21 claims
- 2426US5102472ACold reduced non-aging deep drawing steel and method for producingARMCO STEEL CO LP·Filed 1991·Granted Apr 7, 1992·0 cites·15 claims
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