Yorifumi SAKAMOTO

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Manufacturing apparatus and manufacturing method for stretch-formed...
- Patent number 10,071,410
- Issue date Sep 11, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Ryuichi Nishimura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING APPARATUS AND MANUFACTURING METHOD FOR STRETCH-FORMED...
- Publication number 20170001232
- Publication date Jan 5, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Ryuichi NISHIMURA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...