Shinya Yamazaki

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Nagoya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gear, method and device for manufacturing the same
- Patent number 7,424,834
- Issue date Sep 16, 2008
- O-OKA Corporation
- Shinya Yamazaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Gear, method and device for manufacturing the same
- Publication number 20040099078
- Publication date May 27, 2004
- O-OKA CORPORATION
- Shinya Yamazaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...