Chen Xu

Follow

Person

TianJin, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Keypad assembly
- Patent number 8,274,005
- Issue date Sep 25, 2012
- Research In Motion Limited
- Chao Chen
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
KEYPAD ASSEMBLY
- Publication number 20110209975
- Publication date Sep 1, 2011
- Research in Motion Limited
- Chao Chen
- H01 - BASIC ELECTRIC ELEMENTS