Shunji Kamata

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Ibaragi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cold rolling method for a metal strip and a mill array
- Patent number 5,636,544
- Issue date Jun 10, 1997
- Sumitomo Metal Industries, Ltd.
- Atsushi Tomizawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for shining metal sheet surfaces and method for cold-rolling...
- Patent number 5,390,518
- Issue date Feb 21, 1995
- Mitsubishi Jukogyo Kabushiki Kaisha
- Kazuo Morimoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...