Yong-Ji Kwon

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Seoul-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Flat type speaker having damper-lead plate of PCB voice coil plate
- Patent number 9,271,086
- Issue date Feb 23, 2016
- Exelway Inc.
- Dong-Man Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FLAT TYPE SPEAKER HAVING DAMPER-LEAD PLATE OF PCB VOICE COIL PLATE
- Publication number 20140044287
- Publication date Feb 13, 2014
- Exelway Inc.
- Dong-Man Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE