Assignee
ARMCO INC
US·235 granted patents·6,517 citations·filing 1974–1999
Top patents by PatentIndex Score
235 records- 0197US5736709ADescaling metal with a laser having a very short pulse width and high average powerARMCO INC·Filed 1996·Granted Apr 7, 1998·203 cites·18 claims
- 0296US4468551ALaser treatment of electrical steel and optical scanning assembly thereforARMCO INC·Filed 1982·Granted Aug 28, 1984·98 cites·20 claims
- 0394US5651413AIn-situ conditioning of a strip casting rollARMCO INC·Filed 1995·Granted Jul 29, 1997·45 cites·13 claims
- 0494US5326594AMetal pretreated with an inorganic/organic composite coating with enhanced paint adhesionARMCO INC·Filed 1992·Granted Jul 5, 1994·73 cites·16 claims
- 0594US4223346AAutomatic defect detecting inspection apparatusARMCO INC·Filed 1979·Granted Sep 16, 1980·76 cites·8 claims
- 0693US5117081ARoll roundness measuring and machining apparatus and methodARMCO INC·Filed 1991·Granted May 26, 1992·44 cites·22 claims
- 0793US5089067AMartensitic stainless steelARMCO INC·Filed 1991·Granted Feb 18, 1992·62 cites·16 claims
- 0893US4550782AMethod and apparatus for independent support of well pipe hangersARMCO INC·Filed 1982·Granted Nov 5, 1985·121 cites·14 claims
- 0992US5292549AMetallic coated steel having a siloxane film providing temporary corrosion protection and method thereforARMCO INC·Filed 1992·Granted Mar 8, 1994·114 cites·14 claims
- 1092US4527032ARadio frequency induction heating deviceARMCO INC·Filed 1982·Granted Jul 2, 1985·51 cites·9 claims
- 1191US5433976AMetal pretreated with an aqueous solution containing a dissolved inorganic silicate or aluminate, an organofuctional silane and a non-functional silane for enhanced corrosion resistanceARMCO INC·Filed 1994·Granted Jul 18, 1995·84 cites·13 claims
- 1291US5045668AApparatus and method for automatically aligning a welding device for butt welding workpiecesARMCO INC·Filed 1990·Granted Sep 3, 1991·125 cites·30 claims
- 1390US6088895AMethod for descaling hot rolled stripARMCO INC·Filed 1999·Granted Jul 18, 2000·60 cites·26 claims
- 1489US5567224AMethod of reducing metal oxide in a rotary hearth furnace heated by an oxidizing flameARMCO INC·Filed 1995·Granted Oct 22, 1996·81 cites·20 claims
- 1589US4347085AInsulative coatings for electrical steelsARMCO INC·Filed 1981·Granted Aug 31, 1982·32 cites·17 claims
- 1689US4152471AMethod for continuously contact-coating one side only of a ferrous base metal strip with a molten coating metalARMCO INC·Filed 1977·Granted May 1, 1979·42 cites·17 claims
- 1788US5455080AMetal substrate with enhanced corrosion resistance and improved paint adhesionARMCO INC·Filed 1994·Granted Oct 3, 1995·43 cites·6 claims
- 1888US4486319AMicroporous ionomer polymer lubricating compositionARMCO INC·Filed 1982·Granted Dec 4, 1984·34 cites·23 claims
- 1988US4330574AFinishing method for conventional hot dip coating of a ferrous base metal strip with a molten coating metalARMCO INC·Filed 1980·Granted May 18, 1982·54 cites·15 claims
- 2088US4302499AMoldable compositeARMCO INC·Filed 1979·Granted Nov 24, 1981·62 cites·5 claims
- 2187US4609577AMethod of producing weld overlay of austenitic stainless steelARMCO INC·Filed 1985·Granted Sep 2, 1986·100 cites·8 claims
- 2287US4524546ARoll profile gaugeARMCO INC·Filed 1983·Granted Jun 25, 1985·42 cites·25 claims
- 2387US4441742AConnectors for securing members together under large clampingARMCO INC·Filed 1981·Granted Apr 10, 1984·34 cites·15 claims
- 2487US4393859ASolar collector roofARMCO INC·Filed 1980·Granted Jul 19, 1983·106 cites·35 claims
- 2587US4331474AFerritic stainless steel having toughness and weldabilityARMCO INC·Filed 1980·Granted May 25, 1982·39 cites·8 claims
- 2687USD256620SSheet pilingARMCO INC·Filed 1978·Granted Aug 26, 1980·29 cites·1 claims
- 2786US5322713AMetal sheet with enhanced corrosion resistance having a silane treated aluminate coatingARMCO INC·Filed 1993·Granted Jun 21, 1994·49 cites·18 claims
- 2886US5125745AAutomatic BOF vessel remaining lining profiler and methodARMCO INC·Filed 1991·Granted Jun 30, 1992·32 cites·2 claims
- 2986US4642752AProgrammable automatic manipulator systemARMCO INC·Filed 1984·Granted Feb 10, 1987·70 cites·18 claims
- 3086US4456812ALaser treatment of electrical steelARMCO INC·Filed 1982·Granted Jun 26, 1984·50 cites·26 claims
- 3186US4446018AWaste treatment system having integral intrachannel clarifierARMCO INC·Filed 1982·Granted May 1, 1984·116 cites·39 claims
- 3286US4207282AMethod for molding reinforced polymeric articlesARMCO INC·Filed 1978·Granted Jun 10, 1980·53 cites·9 claims
- 3385US5643370AGrain oriented electrical steel having high volume resistivity and method for producing sameARMCO INC·Filed 1995·Granted Jul 1, 1997·30 cites·16 claims
- 3485US4624716AMethod of treating a nickel base alloyARMCO INC·Filed 1983·Granted Nov 25, 1986·43 cites·10 claims
- 3585US4497592ASelf-levelling underwater structureARMCO INC·Filed 1981·Granted Feb 5, 1985·67 cites·10 claims
- 3685US4434971ADrilling rig drawworks hook load overspeed preventing systemARMCO INC·Filed 1981·Granted Mar 6, 1984·129 cites·21 claims
- 3785USD256843SSheet pilingARMCO INC·Filed 1978·Granted Sep 9, 1980·23 cites·1 claims
- 3885US4199847AWell riser support having elastomeric bearingsARMCO INC·Filed 1979·Granted Apr 29, 1980·65 cites·16 claims
- 3984US5478655AMetal pretreated with an inorganic/organic composite coating with enhanced paint adhesionARMCO INC·Filed 1994·Granted Dec 26, 1995·39 cites·5 claims
- 4084US5421911ARegular grain oriented electrical steel production processARMCO INC·Filed 1993·Granted Jun 6, 1995·26 cites·11 claims
- 4184US4640722AHigh temperature ferritic steelARMCO INC·Filed 1985·Granted Feb 3, 1987·31 cites·11 claims
- 4284US4554029ALocal heat treatment of electrical steelARMCO INC·Filed 1982·Granted Nov 19, 1985·30 cites·5 claims
- 4384US4439068AReleasable guide post mount and method for recovering guide posts by remote operationsARMCO INC·Filed 1982·Granted Mar 27, 1984·76 cites·10 claims
- 4484US4141929AUnidirectional sheet molding composition and process of preparing sameARMCO INC·Filed 1974·Granted Feb 27, 1979·49 cites·15 claims
- 4583US4893933AAutomatic BOF vessel remaining lining profiler and methodARMCO INC·Filed 1987·Granted Jan 16, 1990·36 cites·27 claims
- 4683US4534706ASelf-compensating oscillatory pump controlARMCO INC·Filed 1983·Granted Aug 13, 1985·45 cites·23 claims
- 4783US4496399AMethod and aqueous coating compositions for forming anti-stick and insulative coatings on semi-processed and fully-processed electrical steelsARMCO INC·Filed 1984·Granted Jan 29, 1985·37 cites·20 claims
- 4883US4443130ARemotely operated tool for performing functions under waterARMCO INC·Filed 1981·Granted Apr 17, 1984·40 cites·18 claims
- 4983US4192383AOffshore multiple well drilling and production apparatusARMCO INC·Filed 1978·Granted Mar 11, 1980·58 cites·7 claims
- 5083US4173139AUltrasonic reference standard and the methods of construction and use thereofARMCO INC·Filed 1978·Granted Nov 6, 1979·67 cites·11 claims
Showing the top 50 of 235 patent records by PatentIndex Score.
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