Chang-Chih Tsai

Follow

Person

Sanchong City, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Transmission assembly with a lock gate structure for an optical dis...
- Patent number 7,340,750
- Issue date Mar 4, 2008
- Ultima Electronics Corp.
- Chang-Chih Tsai
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Disc-conveying structure of a slot-in optical disc device
- Publication number 20060136944
- Publication date Jun 22, 2006
- Ultima Electronics Corp.
- Chang-Chih Tsai
- G11 - INFORMATION STORAGE
Information Patent Application
Transmission assembly with a lock gate structure for an optical dis...
- Publication number 20060136945
- Publication date Jun 22, 2006
- Ultima Electronics Corp.
- Chang-Chih Tsai
- G11 - INFORMATION STORAGE