Assignee
HOESCH AG
DE·47 granted patents·703 citations·filing 1975–1993
Top patents by PatentIndex Score
47 records- 0193US4721536AMethod for making steel tubes or pipes of increased acidic gas resistanceHOESCH AG·Filed 1986·Granted Jan 26, 1988·55 cites·24 claims
- 0287US4827099AMethod and apparatus for continuous production of tubular bodies by means of laser longitudinal seam weldingHOESCH AG·Filed 1987·Granted May 2, 1989·66 cites·29 claims
- 0380US4573811ACenter-free large rolling bearingHOESCH AG·Filed 1985·Granted Mar 4, 1986·42 cites·7 claims
- 0476US4696520ARunning wheel for track vehiclesHOESCH AG·Filed 1986·Granted Sep 29, 1987·36 cites·4 claims
- 0573US4989999AEmpty-center rotating-roller jointHOESCH AG·Filed 1990·Granted Feb 5, 1991·35 cites·6 claims
- 0669US4661243AMethod and apparatus for treating moist dust and mud in the steel industryHOESCH AG·Filed 1985·Granted Apr 28, 1987·45 cites·3 claims
- 0766US4924707AMethod of and device for coupling an ultrasonic probe to a test pieceHOESCH AG·Filed 1988·Granted May 15, 1990·29 cites·13 claims
- 0864US5040399AMethod of fabricating box section from steel with walls that differ in thicknessHOESCH AG·Filed 1990·Granted Aug 20, 1991·31 cites·10 claims
- 0960US5029433AStrapperHOESCH AG·Filed 1989·Granted Jul 9, 1991·20 cites·11 claims
- 1058US4020892AMethod for continuous casting of steelHOESCH AG·Filed 1975·Granted May 3, 1977·11 cites·8 claims
- 1157US5226736ADevice for monitoring antifriction bearingsHOESCH AG·Filed 1992·Granted Jul 13, 1993·21 cites·8 claims
- 1254US4656332AUse of the laser welding process for and method of manufacturing of welded construction parts for exhaust installationsHOESCH AG·Filed 1985·Granted Apr 7, 1987·13 cites·6 claims
- 1352US4565517AHydraulic press for pressing mats of plastic material reinforced with glass fibersHOESCH AG·Filed 1985·Granted Jan 21, 1986·10 cites·5 claims
- 1450US4605178ADevice for the compensating storage of packing band in packaging machinesHOESCH AG·Filed 1984·Granted Aug 12, 1986·10 cites·4 claims
- 1549US4674369AUnderfloor wheelset turning machine for reprofiling the wheel type contours of railway wheelsetsHOESCH AG·Filed 1985·Granted Jun 23, 1987·13 cites·1 claims
- 1648US4910933APost for enclosuresHOESCH AG·Filed 1988·Granted Mar 27, 1990·18 cites·26 claims
- 1748US4828405ALarge roller bearingHOESCH AG·Filed 1988·Granted May 9, 1989·18 cites·5 claims
- 1846US4713519AApparatus for laser beam welding the longitudinal edges of a canHOESCH AG·Filed 1986·Granted Dec 15, 1987·12 cites·7 claims
- 1946US4587135AProcess for producing metallic coatingsHOESCH AG·Filed 1984·Granted May 6, 1986·9 cites·7 claims
- 2046US4487070AAutomatic production control of extended work piecesHOESCH AG·Filed 1982·Granted Dec 11, 1984·14 cites·14 claims
- 2145US4789254ALarge antifriction bearingHOESCH AG·Filed 1987·Granted Dec 6, 1988·15 cites·4 claims
- 2245US4778287AAnnular multi-row bearing with shaped-wire racesHOESCH AG·Filed 1987·Granted Oct 18, 1988·14 cites·12 claims
- 2342US4696586AWire roll bearingHOESCH AG·Filed 1986·Granted Sep 29, 1987·14 cites·4 claims
- 2442US4610618AHydraulic pressHOESCH AG·Filed 1985·Granted Sep 9, 1986·6 cites·4 claims
- 2539US5803212AGrating systemHOESCH AG·Filed 1993·Granted Sep 8, 1998·12 cites·2 claims
- 2639US4635586ASetup for producing metallic coatingsHOESCH AG·Filed 1986·Granted Jan 13, 1987·8 cites·7 claims
- 2739US4634504AProcess for the electrodeposition of metalsHOESCH AG·Filed 1984·Granted Jan 6, 1987·6 cites·8 claims
- 2838US5116146ACage for a large roller bearingHOESCH AG·Filed 1991·Granted May 26, 1992·9 cites·7 claims
- 2936US4953993ACaged comb for a large roller bearingHOESCH AG·Filed 1989·Granted Sep 4, 1990·13 cites·12 claims
- 3036US4505525AWire race bearing with rolling contactHOESCH AG·Filed 1984·Granted Mar 19, 1985·7 cites·4 claims
- 3134US5216792AMethod of and device for obtaining short shavings trimmed from the seams inside longitudinally welded pipesHOESCH AG·Filed 1992·Granted Jun 8, 1993·8 cites·17 claims
- 3233US5232072ACenter-free large roller bearingHOESCH AG·Filed 1992·Granted Aug 3, 1993·12 cites·16 claims
- 3333US4034904ATwin-belt transport systemHOESCH AG·Filed 1976·Granted Jul 12, 1977·10 cites·10 claims
- 3432US4872274ARemovable tooth with adapter for digging excavatorsHOESCH AG·Filed 1988·Granted Oct 10, 1989·10 cites·7 claims
- 3531US4669292AUnderfloor wheel set barring machine for retreading of rim circumferences of railroad wheel setsHOESCH AG·Filed 1985·Granted Jun 2, 1987·4 cites·3 claims
- 3631US4634049AConcrete crosstie with recesses and method for the production thereofHOESCH AG·Filed 1985·Granted Jan 6, 1987·8 cites·5 claims
- 3730US4621181AMethod of manufacturing multilayer screw seam pipes and device for carrying out the methodHOESCH AG·Filed 1984·Granted Nov 4, 1986·8 cites·3 claims
- 3829US4948099ACover for a post made out of box section for enclosures especially those made out of woven fencingHOESCH AG·Filed 1989·Granted Aug 14, 1990·6 cites·8 claims
- 3929US4944080AMethod and apparatus for the longitudinal deburring of sectionsHOESCH AG·Filed 1988·Granted Jul 31, 1990·5 cites·11 claims
- 4025US4714195ATrack spike with a single or double shaftHOESCH AG·Filed 1985·Granted Dec 22, 1987·2 cites·2 claims
- 4124US4863294ALarge roller bearing in the form of a wire bearingHOESCH AG·Filed 1988·Granted Sep 5, 1989·2 cites·3 claims
- 4223US5060773ASingle-action freewheel clutch with substantially large central diameterHOESCH AG·Filed 1990·Granted Oct 29, 1991·0 cites·12 claims
- 4322US4578971AMachine for manufacturing spiral seam piping from strip metalHOESCH AG·Filed 1984·Granted Apr 1, 1986·3 cites·6 claims
- 4422US4576684AMethod for the continuous electrolytic deposition of metalsHOESCH AG·Filed 1984·Granted Mar 18, 1986·1 cites·6 claims
- 4521US4771199ACenter-free large antifriction bearing with integrated electrical direct driveHOESCH AG·Filed 1987·Granted Sep 13, 1988·6 cites·1 claims
- 4621US4710244ADredger teethHOESCH AG·Filed 1986·Granted Dec 1, 1987·2 cites·4 claims
- 4719US4798144AHollow charge shell constructed as drill ammunitionHOESCH AG·Filed 1986·Granted Jan 17, 1989·4 cites·16 claims
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