Masafumi Zeze

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Kitakyushu City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel sheet
- Patent number 10,337,092
- Issue date Jul 2, 2019
- Nippon Steel & Sumitomo Metal Corporation
- Takashi Morohoshi
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel sheet
- Patent number 9,051,634
- Issue date Jun 9, 2015
- Nippon Steel & Sumitomo Metal Corporation
- Takashi Morohoshi
- C21 - METALLURGY OF IRON
Information Patent Grant
Cast steel and steel material with excellent workability, method fo...
- Patent number 6,918,969
- Issue date Jul 19, 2005
- Nippon Steel Corporation
- Masafumi Zeze
- C21 - METALLURGY OF IRON
Information Patent Grant
Cast steel piece and steel product excellent in forming characteris...
- Patent number 6,585,799
- Issue date Jul 1, 2003
- Nippon Steel Corporation
- Masafumi Zeze
- C21 - METALLURGY OF IRON
Information Patent Grant
Low iron loss non-oriented electrical steel sheet excellent in work...
- Patent number 6,478,892
- Issue date Nov 12, 2002
- Nippon Steel Corporation
- Ken-ichi Murakami
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous casting method of multi-layered slab
- Patent number 5,269,366
- Issue date Dec 14, 1993
- Nippon Steel Corporation
- Masafumi Zeze
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for improving internal center segregation and center porosit...
- Patent number 5,083,604
- Issue date Jan 28, 1992
- Nippon Steel Corporation
- Masafumi Zeze
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
STEEL SHEET
- Publication number 20160076123
- Publication date Mar 17, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Takashi MOROHOSHI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STEEL SHEET
- Publication number 20140241934
- Publication date Aug 28, 2014
- Takashi Morohoshi
- C21 - METALLURGY OF IRON
Information Patent Application
Cast steel and steel material with excellent workability, method fo...
- Publication number 20030015260
- Publication date Jan 23, 2003
- NIPPON STEEL CORPORATION
- Masafumi Zeze
- C21 - METALLURGY OF IRON
Information Patent Application
Low iron loss non-oriented electrical steel sheet excellent in work...
- Publication number 20010037841
- Publication date Nov 8, 2001
- Ken-ichi Murakami
- C21 - METALLURGY OF IRON