Sung-Feng Yeh

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Taoyuan County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Uninterruptible power system with backfeed detection and method of...
- Patent number 9,431,853
- Issue date Aug 30, 2016
- Delta Electronics, Inc.
- Sung-Chieh Yeh
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cutting mold for rigid-flexible circuit board and method for formin...
- Patent number 8,042,445
- Issue date Oct 25, 2011
- NAN YA PCB Corp.
- Yu-Lun Lin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
UNINTERRUPTIBLE POWER SYSTEM AND METHOD OF OPERATING THE SAME
- Publication number 20140183958
- Publication date Jul 3, 2014
- Sung-Chieh YEH
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CUTTING MOLD FOR RIGID-FLEXIBLE CIRCUIT BOARD AND METHOD FOR FORMIN...
- Publication number 20090232925
- Publication date Sep 17, 2009
- NAN YA PCB CORP.
- Yu-Lun Lin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR