Yong De Zhang

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Guang Xi Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Portable media player
- Patent number 7,398,535
- Issue date Jul 8, 2008
- Coby Electronics Corporation
- Yong De Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Portable CD player with radio
- Patent number D540775
- Issue date Apr 17, 2007
- Coby Electronics Corporation
- Yong De Zhang
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Personal DVD/digital media player
- Patent number D540815
- Issue date Apr 17, 2007
- Coby Electronics Corporation
- Yong De Zhang
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Portable DVD player with stand
- Patent number D521964
- Issue date May 30, 2006
- Coby Electronics Corporation
- Yong De Zhang
- D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents

Information Patent Application
Portable Media Player
- Publication number 20090060475
- Publication date Mar 5, 2009
- Yong De Zhang
- G11 - INFORMATION STORAGE
Information Patent Application
Portable media player
- Publication number 20060130078
- Publication date Jun 15, 2006
- Yong De Zhang
- G11 - INFORMATION STORAGE