Yuji MORI

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Yokohama-shi,, JP

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Patents Grantslast 30 patents

Information Patent Grant
Device for manufacturing coil spring and method for manufacturing c...
- Patent number 10,549,334
- Issue date Feb 4, 2020
- NHK Spring Co., Ltd.
- Yuu Ichitsuka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Coil-spring manufacturing apparatus
- Patent number 9,056,349
- Issue date Jun 16, 2015
- NHK Spring Co., Ltd.
- Akira Katsuyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR MANUFACTURING COIL SPRING AND METHOD FOR MANUFACTURING C...
- Publication number 20170355011
- Publication date Dec 14, 2017
- NHK Spring Co., Ltd.
- Yuu ICHITSUKA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COIL-SPRING MANUFACTURING APPARATUS
- Publication number 20130133391
- Publication date May 30, 2013
- NHK Spring Co., Ltd.
- Akira KATSUYAMA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...