Assignee
INLAND STEEL CO
US·142 granted patents·2,195 citations·filing 1971–1998
Top patents by PatentIndex Score
142 records- 0193US4860819AContinuous casting tundish and assemblyINLAND STEEL CO·Filed 1988·Granted Aug 29, 1989·57 cites·2 claims
- 0292US4796946AAutomotive vehicle door and bar reinforcementINLAND STEEL CO·Filed 1987·Granted Jan 10, 1989·90 cites·16 claims
- 0390US4585475AMethod for recycling oily mill scaleINLAND STEEL CO·Filed 1981·Granted Apr 29, 1986·47 cites·12 claims
- 0487US5251685AApparatus and method for sidewall containment of molten metal with horizontal alternating magnetic fieldsINLAND STEEL CO·Filed 1992·Granted Oct 12, 1993·25 cites·65 claims
- 0587US5197534AApparatus and method for magnetically confining molten metalINLAND STEEL CO·Filed 1992·Granted Mar 30, 1993·31 cites·81 claims
- 0687US4023612AContinuous casting mold and process of castingINLAND STEEL CO·Filed 1975·Granted May 17, 1977·21 cites·6 claims
- 0786US5487421AStrip casting apparatus with electromagnetic confining damINLAND STEEL CO·Filed 1994·Granted Jan 30, 1996·21 cites·30 claims
- 0885US5555756AMethod of lubricating steel strip for cold rolling, particularly temper rollingINLAND STEEL CO·Filed 1995·Granted Sep 17, 1996·58 cites·32 claims
- 0985US5482107AContinuously cast electrical steel stripINLAND STEEL CO·Filed 1994·Granted Jan 9, 1996·41 cites·30 claims
- 1085US4247326AFree machining steel with bismuthINLAND STEEL CO·Filed 1979·Granted Jan 27, 1981·27 cites·5 claims
- 1184US4255188AFree machining steel with bismuth and manganese sulfideINLAND STEEL CO·Filed 1979·Granted Mar 10, 1981·40 cites·8 claims
- 1283US4852632AApparatus for preventing undissolved alloying ingredient from entering continuous casting moldINLAND STEEL CO·Filed 1988·Granted Aug 1, 1989·21 cites·19 claims
- 1382US5554233ACold deformable, high strength, hot rolled bar and method for producing sameINLAND STEEL CO·Filed 1995·Granted Sep 10, 1996·36 cites·50 claims
- 1482US4421574AMethod for suppressing internal oxidation in steel with antimony additionINLAND STEEL CO·Filed 1981·Granted Dec 20, 1983·22 cites·20 claims
- 1581US5605371ALight weight steel auto body constructionINLAND STEEL CO·Filed 1995·Granted Feb 25, 1997·75 cites·24 claims
- 1680US4255187ABismuth-containing steelINLAND STEEL CO·Filed 1979·Granted Mar 10, 1981·22 cites·5 claims
- 1779US5382405AMethod of manufacturing a shaped article from a powdered precursorINLAND STEEL CO·Filed 1993·Granted Jan 17, 1995·33 cites·29 claims
- 1879US4133373ALeak detecting apparatusINLAND STEEL CO·Filed 1977·Granted Jan 9, 1979·33 cites·8 claims
- 1978US4746361AControlling dissolved oxygen content in molten steelINLAND STEEL CO·Filed 1987·Granted May 24, 1988·33 cites·21 claims
- 2078US4430166AMethod and apparatus for electro-treating a metal stripINLAND STEEL CO·Filed 1982·Granted Feb 7, 1984·19 cites·83 claims
- 2178US3938214ACascade rinsing system and methodINLAND STEEL CO·Filed 1974·Granted Feb 17, 1976·37 cites·10 claims
- 2278US3932683AControl of coating thickness of hot-dip metal coatingINLAND STEEL CO·Filed 1972·Granted Jan 13, 1976·22 cites·8 claims
- 2377US4326883AProcess for deoiling and agglomerating oil-bearing mill scaleINLAND STEEL CO·Filed 1979·Granted Apr 27, 1982·23 cites·24 claims
- 2477US3990257AMethod for cooling workpieces in a liquid bathINLAND STEEL CO·Filed 1975·Granted Nov 9, 1976·15 cites·10 claims
- 2576US5279350AApparatus and method for magnetically confining molten metal using concentrating finsINLAND STEEL CO·Filed 1993·Granted Jan 18, 1994·15 cites·35 claims
- 2676US5137045AElectromagnetic metering of molten metalINLAND STEEL CO·Filed 1991·Granted Aug 11, 1992·17 cites·27 claims
- 2776US4441975AElectrotreating apparatus with electrode rollINLAND STEEL CO·Filed 1983·Granted Apr 10, 1984·18 cites·7 claims
- 2876US4412841ACompacted carbonaceous shapes and process for making the sameINLAND STEEL CO·Filed 1981·Granted Nov 1, 1983·32 cites·16 claims
- 2975US5020585ABreak-out detection in continuous castingINLAND STEEL CO·Filed 1989·Granted Jun 4, 1991·15 cites·29 claims
- 3075US3992266ARecovery of coal fines from preheaterINLAND STEEL CO·Filed 1975·Granted Nov 16, 1976·18 cites·9 claims
- 3173US4772341ALow loss electrical steel stripINLAND STEEL CO·Filed 1987·Granted Sep 20, 1988·16 cites·5 claims
- 3273US3990478ACombined strengthening and corrosion protection of pipelinesINLAND STEEL CO·Filed 1974·Granted Nov 9, 1976·32 cites·20 claims
- 3373US3970537AElectrolytic treating apparatusINLAND STEEL CO·Filed 1975·Granted Jul 20, 1976·22 cites·5 claims
- 3472US4572487ABlast furnace tuyere with replaceable linerINLAND STEEL CO·Filed 1984·Granted Feb 25, 1986·20 cites·30 claims
- 3572US4029478AZn-Al hot-dip coated ferrous sheetINLAND STEEL CO·Filed 1976·Granted Jun 14, 1977·19 cites·6 claims
- 3671US6020039AAutomobile door impact beamINLAND STEEL CO·Filed 1998·Granted Feb 1, 2000·31 cites·8 claims
- 3771US4628004APowder metal and/or refractory coated ferrous metalINLAND STEEL CO·Filed 1985·Granted Dec 9, 1986·32 cites·25 claims
- 3871US4624895AAluminum coated low-alloy steel foilINLAND STEEL CO·Filed 1984·Granted Nov 25, 1986·24 cites·11 claims
- 3970US5411812AGalvanized ultra-high strength steel stripINLAND STEEL CO·Filed 1993·Granted May 2, 1995·15 cites·17 claims
- 4070US4513033ADifferentially coated galvanized steel strip and method and apparatus for producing sameINLAND STEEL CO·Filed 1984·Granted Apr 23, 1985·28 cites·16 claims
- 4170US4056366AZinc-aluminum alloy coating and method of hot-dip coatingINLAND STEEL CO·Filed 1975·Granted Nov 1, 1977·22 cites·14 claims
- 4269US5284680AMethod for producing a galvanized ultra-high strength steel stripINLAND STEEL CO·Filed 1992·Granted Feb 8, 1994·28 cites·32 claims
- 4369US4415382AContinuous annealing apparatus and methodINLAND STEEL CO·Filed 1981·Granted Nov 15, 1983·18 cites·13 claims
- 4468US5473133AProjection resistance welding methodINLAND STEEL CO·Filed 1994·Granted Dec 5, 1995·32 cites·24 claims
- 4567US5048431AMethod and apparatus for reducing sulfur dioxide content in flue gasesINLAND STEEL CO·Filed 1990·Granted Sep 17, 1991·31 cites·9 claims
- 4667US4653733ATundish with fluid flow control structureINLAND STEEL CO·Filed 1985·Granted Mar 31, 1987·12 cites·14 claims
- 4765US5520718ASteelmaking degassing methodINLAND STEEL CO·Filed 1994·Granted May 28, 1996·18 cites·11 claims
- 4865US5495886AApparatus and method for sidewall containment of molten metal with vertical magnetic fieldsINLAND STEEL CO·Filed 1994·Granted Mar 5, 1996·10 cites·79 claims
- 4965US4602949AMethod and apparatus for adding solid alloying ingredients to molten metal streamINLAND STEEL CO·Filed 1985·Granted Jul 29, 1986·15 cites·26 claims
- 5064US5368656ASteel spring and method for producing sameINLAND STEEL CO·Filed 1993·Granted Nov 29, 1994·16 cites·27 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when INLAND STEEL CO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →