Kilseob Yang

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Electrostatic speaker having ventilative diaphragm
- Patent number 8,284,967
- Issue date Oct 9, 2012
- Kilseob Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Electrostatic Speaker having Ventilative Diaphragm
- Publication number 20100278363
- Publication date Nov 4, 2010
- Kilseob Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE