Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10419847 | Microspeaker enclosure with porous materials in resonance space | Jong Heon Ha, Hyeon Taek Oh | 2019-09-17 |
| 10419848 | Microspeaker enclosure with porous materials in resonance space | Seul Ki Nam, Heung Woo Jeong | 2019-09-17 |
| 9900703 | Suspension for high power micro speaker and high power micro speaker having the same | Cheon Myeong Kim, In Ho Jeong | 2018-02-20 |
| 9473837 | Sound transducer with ventilation structure | Kil Dong Park, Ji Hoon Kim, Joong Hak Kwon | 2016-10-18 |
| 9277305 | Suspension for a sound transducer | Joong Hak Kwon, Ho Il Jeong, In Ho Jeong | 2016-03-01 |
| 9185494 | Inner magnet type microspeaker | Jong-Soo Yoon | 2015-11-10 |
| 9088840 | Vibration module for sound transducer | Kil Dong Park, In Ho Jeong, Joong Hak Kwon | 2015-07-21 |
| 9025808 | High-output microspeaker | Joong Hak Kwon, Cheon Myeong Kim, Ji Hoon Kim | 2015-05-05 |