Chien-Chang Chang

Follow

Person

Taichang, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Snow chain for vehicle wheels
- Patent number 7,021,347
- Issue date Apr 4, 2006
- Chien-Chang Chang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Snow chain for vehicle wheels
- Publication number 20050087277
- Publication date Apr 28, 2005
- Chien-Chang Chang
- B60 - VEHICLES IN GENERAL