C21D 1/22

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9970072 High-strength spring steel wire with excellent hydrogen embrittlement resistance, manufacturing process therefor, and high-strength springDec 02, 13May 15, 18Kobe Steel, Ltd.
9909198 Method for producing a low alloy steel for oil country tubular goods having excellent sulfide stress cracking resistanceNov 05, 12Mar 06, 18NIPPON STEEL & SUMITOMO METAL CORPORATION
9874273 Method of manufacturing a flexible externally toothed gear for strain wave gearingFeb 02, 15Jan 23, 18HARMONIC DRIVE SYSTEMS INC.
9869009 High strength low alloy steel and method of manufacturingNov 14, 14Jan 16, 18Not available
9828650 Method of manufacturing a sliding camshaftFeb 04, 16Nov 28, 17GM GLOBAL TECHNOLOGY OPERATIONS LLC
9803256 High performance material for coiled tubing applications and the method of producing the sameFeb 26, 14Oct 31, 17TENARIS COILED TUBES, LLC
9770750 Method and forming tool for hot forming and press hardening workpieces of sheet steel, in particular galvanized workpieces of sheet steelOct 16, 12Sep 26, 17THYSSENKRUPP STEEL EUROPE AG
9753411 Conductive belt and electrophotographic apparatusApr 01, 15Sep 05, 17CANON KABUSHIKI KAISHA
9708678 Method for producing a formed and at least regionally hardened sheet metal componentJul 10, 13Jul 18, 17KIRCHHOFF AUTOMOTIVE DEUTSCHLAND GMBH
9689050 Rolled steel that hardens by means of precipitation after hot-forming and/or quenching with a tool having very high strength and ductility, and method for manufacturing sameSep 06, 11Jun 27, 17Arcelormittal Investigacion Y Desarrollo SL
9650708 High-strength flat steel product and method for producing sameMay 16, 12May 16, 17THYSSENKRUPP STEEL EUROPE AG
9644247 Methods for manufacturing a high-strength press-formed memberDec 09, 13May 09, 17JFE STEEL CORPORATION
9631266 Method for manufacturing high-strength cold-rolled steel sheet with outstanding workabilityFeb 28, 13Apr 25, 17KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.), Kobe Steel, Ltd.,
9593390 Heat treatment methodMar 24, 11Mar 14, 17IHI CORPORATION
9464336 Martensitic stainless steel machineability optimizationSep 08, 11Oct 11, 16SNECMA
9410222 Method and apparatus for treating a steel articleAug 15, 14Aug 09, 16BUFFALO ARMORY LLC, SFP Works, LLC,
9322088 High-strength steel sheet and method for producing the sameDec 06, 13Apr 26, 16KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)
9279166 Seat structural component tailored for strengthNov 04, 10Mar 08, 16ADIENT LUXEMBOURG HOLDING S.A.R.L.
9200343 High strength steel sheet and method for manufacturing the sameFeb 28, 11Dec 01, 15JFE STEEL CORPORATION
9034476 Conductive belt and electrophotographic apparatusJun 21, 11May 19, 15CANON KABUSHIKI KAISHA

Showing 1 to 20 of 24 results