Sung-Hwan Doh

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Gyeonggi-do, KR

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Patents Applicationslast 30 patents

Information Patent Application
MICRO SPEAKER
- Publication number 20110274309
- Publication date Nov 10, 2011
- BSE CO., LTD.
- Sung-Hwan Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTIFUNCTIONAL MICRO SPEAKER
- Publication number 20110274308
- Publication date Nov 10, 2011
- BSE CO., LTD.
- Sung-Hwan Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTIFUNCTIONAL MICRO-SPEAKER
- Publication number 20110255715
- Publication date Oct 20, 2011
- BSE CO., LTD.
- Sung-Hwan Doh
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Application
MULTIFUNCTIONAL MICRO SPEAKER
- Publication number 20110249858
- Publication date Oct 13, 2011
- BSE CO., LTD.
- Sang-Ho Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTIFUNCTIONAL MICRO SPEAKER
- Publication number 20110243368
- Publication date Oct 6, 2011
- BSE CO., LTD.
- Sung-Hwan Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE