Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9384753 | Sound outputting apparatus and method of controlling the same | Jun-il Sohn, Dong Wook Kim, Hong-sig Kim, Jong Keun SONG | 2016-07-05 |
| 9318123 | Apparatus and method for reproducing sound, and method for canceling a feedback signal | Jun-il Sohn, Young Cheol Park, Dong Wook Kim | 2016-04-19 |
| 9282892 | Method and apparatus for displaying bio-information | Jun-il Sohn, Hong-sig Kim, Kyoung-Ho Kang | 2016-03-15 |
| 9131876 | Portable sound source playing apparatus for testing hearing ability and method of testing hearing ability using the apparatus | Dong Wook Kim | 2015-09-15 |
| 8428281 | Small hearing aid | Jong Keun SONG, Dong Wook Kim | 2013-04-23 |