Hyeok-Hwan KWON

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Gyeonggi-Do, KR

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Patents Grantslast 30 patents

Information Patent Grant
MEMS microphone and method of manufacturing the same
- Patent number 11,259,125
- Issue date Feb 22, 2022
- DB HITEK CO., LTD.
- Han Choon Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MEMS microphone and method of manufacturing the same
- Patent number 11,115,756
- Issue date Sep 7, 2021
- DB HITEK CO., LTD.
- Hyeok In Kwon
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Camera module
- Patent number 7,720,374
- Issue date May 18, 2010
- Optopac Co, Ltd.
- Young-Seok Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MEMS MICROPHONE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20200336842
- Publication date Oct 22, 2020
- DB HITEK CO., LTD.
- Hyeok In KWON
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MEMS MICROPHONE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20200322732
- Publication date Oct 8, 2020
- DB HITEK CO., LTD.
- Han Choon LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CAMERA MODULE
- Publication number 20070241273
- Publication date Oct 18, 2007
- OPTOPAC CO., LTD
- Young-Seok KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE