Park; Kil Dong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Park; Kil Dong.The latest application filed is for "diaphragm for waterproof microspeaker".
- Park; Kil Dong - Gyeongsangnam-do KR
- Park; Kil Dong - Busan KR
| Patent | Date |
|---|---|
| Diaphragm for Waterproof Microspeaker App 20220210574 - Kim; Cheon Myeong ; et al. | 2022-06-30 |
| Side Diaphragm with a Waterproof Function and Microspeaker Having the Same App 20180063637 - Choi; Ji Hun ; et al. | 2018-03-01 |
| Slim microspeaker Grant 9,832,557 - Park , et al. November 28, 2 | 2017-11-28 |
| Sound transducer with ventilation structure Grant 9,473,837 - Choi , et al. October 18, 2 | 2016-10-18 |
| Slim Microspeaker App 20160173990 - Park; Kil Dong ; et al. | 2016-06-16 |
| Vibration module for sound transducer Grant 9,088,840 - Choi , et al. July 21, 2 | 2015-07-21 |
| Sound Transducer With Ventilation Structure App 20140119592 - Choi; Kyu Dong ; et al. | 2014-05-01 |
| Vibration Module For Sound Transducer App 20140119578 - Choi; Kyu Dong ; et al. | 2014-05-01 |
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