Hoan Jun CHOI

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic resonator
- Patent number 12,334,905
- Issue date Jun 17, 2025
- WISOL CO., LTD.
- Hoan Jun Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Air-gap type film bulk acoustic resonator and method of manufacturi...
- Patent number 10,784,838
- Issue date Sep 22, 2020
- WISOL CO., LTD.
- Hoan Jun Choi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
ACOUSTIC RESONATOR
- Publication number 20230006643
- Publication date Jan 5, 2023
- WISOL CO., LTD.
- Hoan Jun CHOI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AIR-GAP TYPE FILM BULK ACOUSTIC RESONATOR AND METHOD OF MANUFACTURI...
- Publication number 20190097603
- Publication date Mar 28, 2019
- WISOL CO., LTD.
- Hoan Jun CHOI
- H03 - BASIC ELECTRONIC CIRCUITRY