Toru Akita

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Patents Grantslast 30 patents

Information Patent Grant
High strength workpiece material and method and apparatus for produ...
- Patent number 8,250,897
- Issue date Aug 28, 2012
- Gohsyu Co., Ltd.
- Shigeru Nishigori
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
High strenght workpiece material and method and apparatus for produ...
- Publication number 20100024512
- Publication date Feb 4, 2010
- Shigeru Nishigori
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...