Hung-Wei Hsuen

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Taichung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Scanning device having a document pressing unit
- Patent number 7,920,307
- Issue date Apr 5, 2011
- Avision Inc.
- Thomas Sheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SCANNING DEVICE HAVING A DOCUMENT PRESSING UNIT
- Publication number 20080285093
- Publication date Nov 20, 2008
- Avision Inc.
- Thomas Sheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE