Katsuya Iwano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of reheating rail weld zone
- Patent number 10,144,983
- Issue date Dec 4, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Kenichi Karimine
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of cooling rail weld zone, and rail weld joint
- Patent number 8,557,064
- Issue date Oct 15, 2013
- Nippon Steel & Sumitomo Metal Corporation
- Kenichi Karimine
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Pearlite rail
- Patent number 8,361,246
- Issue date Jan 29, 2013
- Nippon Steel Corporation
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Grant
Pearlitic steel rail excellent in wear resistance and ductility and...
- Patent number 7,972,451
- Issue date Jul 5, 2011
- Nippon Steel Corporation
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Grant
Bainitic type rail excellent in surface fatigue damage resistance a...
- Patent number 6,254,696
- Issue date Jul 3, 2001
- Nippon Steel Corporation
- Masaharu Ueda
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF REHEATING RAIL WELD ZONE
- Publication number 20140087320
- Publication date Mar 27, 2014
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Kenichi Karimine
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF COOLING RAIL WELD ZONE, DEVICE FOR COOLING RAIL WELD ZONE...
- Publication number 20120015212
- Publication date Jan 19, 2012
- NIPPON STEEL CORPORATION
- Kenichi Karimine
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PEARLITE RAIL
- Publication number 20110226389
- Publication date Sep 22, 2011
- NIPPON STEEL CORPORATION
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Application
PEARLITIC STEEL RAIL EXCELLENT IN WEAR RESISTANCE AND DUCTILITY AND...
- Publication number 20080011393
- Publication date Jan 17, 2008
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Application
Pealite base rail excellent in wear resistance and ductility and me...
- Publication number 20040187981
- Publication date Sep 30, 2004
- Masaharu Ueda
- C21 - METALLURGY OF IRON