Sungjoon Choi

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Pohang-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Hydrophone and pressure balancing device for using for hydrophone
- Patent number 8,644,115
- Issue date Feb 4, 2014
- POSTECH Academy-Industry Foundation
- Wonkyu Moon
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
HYDROPHONE AND PRESSURE BALACING DEVICE FOR USING FOR HYDROPHONE
- Publication number 20120170422
- Publication date Jul 5, 2012
- POSTECH ACADEMY-INDUSTRY FOUNDATION
- Wonkyu MOON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE