Chuwn-Jen Chien

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Transmission mechanism of image scanner with adjustable resolution
- Patent number 7,729,020
- Issue date Jun 1, 2010
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission mechanism of image scanner with adjustable resolution
- Patent number 7,154,639
- Issue date Dec 26, 2006
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus having scanner portion and removable car...
- Patent number 6,581,834
- Issue date Jun 24, 2003
- Primax Electronics, Ltd.
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transparent planar board of a flatbed scanner affixed by clasps
- Patent number 6,046,449
- Issue date Apr 4, 2000
- Primax Electronics Ltd.
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION MECHANISM OF IMAGE SCANNER WITH ADJUSTABLE RESOLUTION
- Publication number 20070127088
- Publication date Jun 7, 2007
- Transpacific Plasma, LLC
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Carriage structure for use with image scanner
- Publication number 20030147109
- Publication date Aug 7, 2003
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission mechanism of image scanner with adjustable resolution
- Publication number 20030081271
- Publication date May 1, 2003
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image processing apparatus having scanner portion and removable car...
- Publication number 20030075605
- Publication date Apr 24, 2003
- Chuwn-Jen Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE