Yao Shen

Follow

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Roller hemming
- Patent number 9,440,278
- Issue date Sep 13, 2016
- GM Global Technologies Operations LLC
- Jeff Wang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
ROLLER HEMMING
- Publication number 20140150514
- Publication date Jun 5, 2014
- SHANGHAI JIAO TONG UNIVERSITY
- Jeff Wang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...