Nobuyuki Yoshitoshi

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of, and apparatus for, manufacturing metallic bellows
- Patent number 8,046,916
- Issue date Nov 1, 2011
- Yutaka Giken Co., Ltd.
- Yoshitoshi Hagiwara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Method of, and apparatus for, manufacturing metallic bellows
- Publication number 20080155806
- Publication date Jul 3, 2008
- Yutaka Giken Co., Ltd.
- Yoshitoshi Hagiwara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...