Masaaki Washida

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Muroran, JP

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Patents Grantslast 30 patents

Information Patent Grant
Drive spindle for a rolling mill and apparatus for releasing and co...
- Patent number 4,155,240
- Issue date May 22, 1979
- Nippon Steel Corporation
- Hiroji Okuda
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for releasing drive assembly from driven shaft and connec...
- Patent number 4,103,528
- Issue date Aug 1, 1978
- Koyo Seiko Company, Limited
- Hiroji Okuda
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...