Hajime Saitoh

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel for machine structure use excellent in cutting tool lifetime...
- Patent number 9,725,783
- Issue date Aug 8, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Toshiharu Aiso
- C21 - METALLURGY OF IRON
Information Patent Grant
Forging steel
- Patent number 9,657,379
- Issue date May 23, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Hajime Saitoh
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for machine structure use for surface hardening and steel par...
- Patent number 9,156,231
- Issue date Oct 13, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Atsushi Mizuno
- C21 - METALLURGY OF IRON
Information Patent Grant
Case-hardening steel excellent in cold forgeability and low carburi...
- Patent number 8,034,199
- Issue date Oct 11, 2011
- Nippon Steel Corporation
- Hajime Saitoh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
STEEL FOR MACHINE STRUCTURE USE FOR SURFACE HARDENING AND STEEL PAR...
- Publication number 20130220489
- Publication date Aug 29, 2013
- Atsushi Mizuno
- B32 - LAYERED PRODUCTS
Information Patent Application
STEEL FOR MACHINE STRUCTURE USE EXCELLENT IN CUTTING TOOL LIFETIME...
- Publication number 20110239835
- Publication date Oct 6, 2011
- Toshiharu Aiso
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR MACHINE STRUCTURE USE FOR SURFACE HARDENING AND STEEL PAR...
- Publication number 20110041959
- Publication date Feb 24, 2011
- Atsushi Mizuno
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR INDUCTION HARDENING
- Publication number 20110002807
- Publication date Jan 6, 2011
- NIPPON STEEL CORPORATION
- Hajime Saitoh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Forging steel
- Publication number 20100047106
- Publication date Feb 25, 2010
- Hajime Saitoh
- C21 - METALLURGY OF IRON
Information Patent Application
Case-hardening steel excellent in cold forgeability and low carburi...
- Publication number 20090087337
- Publication date Apr 2, 2009
- Hajime Saitoh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...