Yosuke Hisano

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method for coil spring
- Patent number 8,607,605
- Issue date Dec 17, 2013
- NHK Spring Co., Ltd.
- Akira Tange
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING METHOD FOR COIL SPRING
- Publication number 20120055216
- Publication date Mar 8, 2012
- NHK Spring Co., Ltd.
- Akira Tange
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
High Strength Spring Steel, High Strength Springs and Manufacturing...
- Publication number 20070256765
- Publication date Nov 8, 2007
- Kazuyoshi Kimura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...