Choi; Byungkil
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Byungkil.The latest application filed is for "earphone".
- Choi; Byungkil - Seoul KR
| Patent | Date |
|---|---|
| Electric device having sound output module Grant 11,212,619 - Jeon , et al. December 28, 2 | 2021-12-28 |
| Electronic apparatus including speaker module Grant 10,887,683 - Choi , et al. January 5, 2 | 2021-01-05 |
| Earphone with a pipeline damper Grant 10,785,556 - Na , et al. Sept | 2020-09-22 |
| Mobile terminal Grant 10,686,923 - Jeon , et al. | 2020-06-16 |
| Mobile terminal Grant 10,574,803 - Shim , et al. Feb | 2020-02-25 |
| Earphone App 20190215599 - NA; Yonghyuk ; et al. | 2019-07-11 |
| Mobile Terminal App 20190199839 - JEON; Taehwan ; et al. | 2019-06-27 |
| Mobile terminal Grant 10,250,729 - Jeon , et al. | 2019-04-02 |
| Mobile Terminal App 20190098121 - JEON; Taehwan ; et al. | 2019-03-28 |
| Mobile Terminal App 20190052741 - SHIM; Janghwan ; et al. | 2019-02-14 |
| Mobile terminal Grant 10,063,975 - Jeon , et al. August 28, 2 | 2018-08-28 |
| Mobile Terminal App 20180027329 - JEON; Taehwan ; et al. | 2018-01-25 |
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