Norio Yokoba

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas turbine nozzle, power generation gas turbine, co-base alloy and...
- Patent number 6,077,615
- Issue date Jun 20, 2000
- Hitachi, Ltd.
- Masami Yada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for forming a non-circular pipe
- Patent number 5,735,156
- Issue date Apr 7, 1998
- Hitachi, Ltd.
- Yuji Yoshitomi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...