Yoshizumi FUKUDA

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Ichihara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing spring and spring
- Patent number 11,965,571
- Issue date Apr 23, 2024
- Mitsubishi Steel Mfg. Co., Ltd.
- Tomohiro Yamazaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING SPRING AND SPRING
- Publication number 20210140502
- Publication date May 13, 2021
- Mitsubishi Steel Mfg. Co., Ltd
- Tomohiro YAMAZAKI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...