Toshiki Kadonaga

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Yamaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of nondestructively inspecting for flaws in metal stocks inc...
- Patent number 5,041,786
- Issue date Aug 20, 1991
- Kobe Steel, Ltd.
- Kazuhide Takaishi
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for produced stepped tubes
- Patent number 4,534,199
- Issue date Aug 13, 1985
- Kabushiki Kaisha Kobe Seiko Sho
- Kazuhide Takaishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...