Assignee
HOESCH WERKE AG
72 granted patents·1,280 citations·filing 1974–1990
Top patents by PatentIndex Score
72 records- 0192US4100710ATongue-groove connectionHOESCH WERKE AG·Filed 1975·Granted Jul 18, 1978·391 cites·8 claims
- 0292US4048831ATwo-roller driving deviceHOESCH WERKE AG·Filed 1976·Granted Sep 20, 1977·29 cites·8 claims
- 0391US4116029ADevice for measuring the flatness of metal stripsHOESCH WERKE AG·Filed 1977·Granted Sep 26, 1978·25 cites·5 claims
- 0487US3985313AReel systemHOESCH WERKE AG·Filed 1975·Granted Oct 12, 1976·21 cites·8 claims
- 0584US4126361ALarge antifriction bearing composed of segmentsHOESCH WERKE AG·Filed 1977·Granted Nov 21, 1978·47 cites·6 claims
- 0682US4128414AMethod of introducing aluminum wire into steel melts and apparatus for practicing said methodHOESCH WERKE AG·Filed 1976·Granted Dec 5, 1978·16 cites·1 claims
- 0782US4091826AMethod for degreasing rolling mill scaleHOESCH WERKE AG·Filed 1976·Granted May 30, 1978·35 cites·14 claims
- 0881US4516488ASupport and tensioning apparatus for tensioning a strapping band about a packageHOESCH WERKE AG·Filed 1983·Granted May 14, 1985·41 cites·19 claims
- 0978US4823847AMulti-layer helical seam steel pipeHOESCH WERKE AG·Filed 1982·Granted Apr 25, 1989·31 cites·6 claims
- 1078US4175805AOne-piece intermediate member for anti-friction bearingsHOESCH WERKE AG·Filed 1978·Granted Nov 27, 1979·27 cites·8 claims
- 1177US4832106AProduction of castings containing steel tubesHOESCH WERKE AG·Filed 1982·Granted May 23, 1989·22 cites·10 claims
- 1277US4167878AApparatus for non-destructively testing materialsHOESCH WERKE AG·Filed 1977·Granted Sep 18, 1979·28 cites·9 claims
- 1374US4335870ACooling element for use in metallurgical furnacesHOESCH WERKE AG·Filed 1979·Granted Jun 22, 1982·19 cites·7 claims
- 1474US4263798AMethod of operating a wide band hot rolling millHOESCH WERKE AG·Filed 1978·Granted Apr 28, 1981·16 cites·2 claims
- 1573US4168714AApparatus for treating rolling mill scaleHOESCH WERKE AG·Filed 1978·Granted Sep 25, 1979·31 cites·26 claims
- 1669US4172429AArrangement for marking workpiecesHOESCH WERKE AG·Filed 1977·Granted Oct 30, 1979·13 cites·11 claims
- 1767US4531409ATest system for defect determination in welding seamsHOESCH WERKE AG·Filed 1982·Granted Jul 30, 1985·24 cites·11 claims
- 1867US4527379AApparatus for connecting overlapping ends of a strapping band tensioned about a packageHOESCH WERKE AG·Filed 1983·Granted Jul 9, 1985·23 cites·23 claims
- 1965US4463995ASafety mounting for large antifriction bearingsHOESCH WERKE AG·Filed 1982·Granted Aug 7, 1984·21 cites·14 claims
- 2065US4247033AMethod of and device for producing multi-layer pipesHOESCH WERKE AG·Filed 1978·Granted Jan 27, 1981·11 cites·8 claims
- 2164US4344198AProcedure for washing clothesHOESCH WERKE AG·Filed 1980·Granted Aug 17, 1982·20 cites·19 claims
- 2263US4662570AApparatus for processing refuse to produce steel-making scrapHOESCH WERKE AG·Filed 1985·Granted May 5, 1987·18 cites·4 claims
- 2361US4535215AMethod and device for controlling the welding process in the manufacturing of pipes with longitudinal seamsHOESCH WERKE AG·Filed 1983·Granted Aug 13, 1985·16 cites·4 claims
- 2460US4384303AArrangement for determining the width of rolling mill productsHOESCH WERKE AG·Filed 1979·Granted May 17, 1983·17 cites·11 claims
- 2558US4121723AInstallation for stacking sheet metal plates into packets and for supplying the packets to a binding stationHOESCH WERKE AG·Filed 1976·Granted Oct 24, 1978·14 cites·9 claims
- 2657US4572587ARoad wheel for a track-laying vehicleHOESCH WERKE AG·Filed 1983·Granted Feb 25, 1986·18 cites·10 claims
- 2756US4621176AMethod of and device for monitoring and/or controlling welding current in the high-frequency resistance pressure welding of pipes with longitudinal seamsHOESCH WERKE AG·Filed 1985·Granted Nov 4, 1986·16 cites·13 claims
- 2855US4030786AMulti-row anti-friction bearingHOESCH WERKE AG·Filed 1976·Granted Jun 21, 1977·14 cites·15 claims
- 2952US5067659AMethod of treating refuse scrapHOESCH WERKE AG·Filed 1990·Granted Nov 26, 1991·14 cites·6 claims
- 3052US4363946AInductor for inductively heating raceways of antifriction bearing ringsHOESCH WERKE AG·Filed 1980·Granted Dec 14, 1982·20 cites·2 claims
- 3152US4015475AMethod of and device for stripping off a lost measuring head detachably placed upon a measuring lanceHOESCH WERKE AG·Filed 1975·Granted Apr 5, 1977·7 cites·8 claims
- 3250US4182146AHot rolling millHOESCH WERKE AG·Filed 1978·Granted Jan 8, 1980·6 cites·16 claims
- 3350US4164873AMethod of and device for material checking by ultra sound while employing an electrodynamic sound converterHOESCH WERKE AG·Filed 1977·Granted Aug 21, 1979·11 cites·7 claims
- 3449US4579273AWelded pipe connectionHOESCH WERKE AG·Filed 1982·Granted Apr 1, 1986·10 cites·5 claims
- 3549US4072505AMethod of slagging molten metalHOESCH WERKE AG·Filed 1976·Granted Feb 7, 1978·4 cites·12 claims
- 3648US4414042AMethod of making high strength steel tubeHOESCH WERKE AG·Filed 1979·Granted Nov 8, 1983·6 cites·1 claims
- 3748US4149421ADevice for utrasonically checking material by means of an electrodynamic converterHOESCH WERKE AG·Filed 1977·Granted Apr 17, 1979·12 cites·10 claims
- 3845US4382374AMethod of, and apparatus for, effecting temperature-equalization of hot steel stripHOESCH WERKE AG·Filed 1981·Granted May 10, 1983·6 cites·13 claims
- 3945US4015882AAnti-friction bearingHOESCH WERKE AG·Filed 1975·Granted Apr 5, 1977·10 cites·8 claims
- 4044US4207094AMethod for preheating the oxygen in an oxygen steel making processHOESCH WERKE AG·Filed 1978·Granted Jun 10, 1980·4 cites·2 claims
- 4143US4208011ARail connection adjustable laterally and as to heightHOESCH WERKE AG·Filed 1978·Granted Jun 17, 1980·14 cites·4 claims
- 4241US4574848ADevice for tensioning a strapping band positioned around a packageHOESCH WERKE AG·Filed 1983·Granted Mar 11, 1986·10 cites·10 claims
- 4341US4298785AMethod and device for automatically tracking systems to the center of weld gaps, weld joints and weld reinforcementsHOESCH WERKE AG·Filed 1979·Granted Nov 3, 1981·7 cites·11 claims
- 4441US4109361AMethod and arrangement for the production of annular articlesHOESCH WERKE AG·Filed 1976·Granted Aug 29, 1978·9 cites·8 claims
- 4541US4071942AMethod of and device for inter-connecting individual profiled plates to be connected to each other end-to-end, and a structural connection effected therebyHOESCH WERKE AG·Filed 1976·Granted Feb 7, 1978·16 cites·4 claims
- 4640US4527454ARotary sheet-metal trimming shearHOESCH WERKE AG·Filed 1983·Granted Jul 9, 1985·6 cites·19 claims
- 4740US4178692AMeasuring device for checking the dimensional accuracy of the track width of curved transport tracks, particularly for continuous casting or extrusionHOESCH WERKE AG·Filed 1977·Granted Dec 18, 1979·8 cites·9 claims
- 4839US4377746ADevice for detecting surface flaws of rapidly moving sheet materialHOESCH WERKE AG·Filed 1980·Granted Mar 22, 1983·10 cites·12 claims
- 4938US4367832ALoop lifterHOESCH WERKE AG·Filed 1980·Granted Jan 11, 1983·4 cites·6 claims
- 5038US4219914AArrangement for opening and cutting up packaging straps for scrapHOESCH WERKE AG·Filed 1978·Granted Sep 2, 1980·6 cites·9 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when HOESCH WERKE AG 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 →