Chang-Rim Park

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Incheon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Radio frequency switch and apparatus containing the radio frequency...
- Patent number 8,149,071
- Issue date Apr 3, 2012
- EMW Co., Ltd.
- Byung Hoon Ryou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
RF switch
- Patent number 8,102,221
- Issue date Jan 24, 2012
- EMW Co., Ltd.
- Byung Hoon Ryou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Repeater and method for automatically setting output signal level o...
- Patent number 7,162,201
- Issue date Jan 9, 2007
- Ace Technology
- Young-Sang Yoon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
RADIO FREQUENCY SWITCH AND APPARATUS CONTAINING THE RADIO FREQUENCY...
- Publication number 20100073112
- Publication date Mar 25, 2010
- Byung Hoon Ryou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER DIVIDER AND POWER COMBINER USING DUAL BAND-COMPOSITE RIGHT/LE...
- Publication number 20100026416
- Publication date Feb 4, 2010
- Byung Hoon Ryou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RF SWITCH
- Publication number 20100019861
- Publication date Jan 28, 2010
- Byung Hoon Ryou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTIPLE BAND RFID READER DEVICE
- Publication number 20090303007
- Publication date Dec 10, 2009
- Byung Hoon Ryou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Repeater and method for automatically setting output signal level o...
- Publication number 20040229587
- Publication date Nov 18, 2004
- ACE TECHNOLOGY
- Young-Sang Yoon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE