Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9706357 | Method and apparatus for providing location information | Changryong HEO, Chihyun Cho, Kihuk LEE, Kunwoo BAEK | 2017-07-11 |
| 9571945 | Hearing aid having receiver | Yongsang YUN, Byounguk Yoon, Changryong HEO | 2017-02-14 |