Yi-Tsung Chien

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Yilan County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for and system of intrusion detection by using ultrasonic si...
- Patent number 7,541,923
- Issue date Jun 2, 2009
- Industrial Technology Research Institute
- Yi-Tsung Chien
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR SEARCHING IMAGES WITH FIGURES AND RECORDING M...
- Publication number 20080317353
- Publication date Dec 25, 2008
- INTERVIDEO, DIGITAL TECH. CORP.
- Yi-Tsung Chien
- G06 - COMPUTING CALCULATING COUNTING