Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10441032 | Method of manufacturing a shoe insole | Nobuzo Matsui, Yoshiaki Azuma | 2019-10-15 |
| 9424757 | Method of playing music based on chords and electronic device implementing the same | Joongsam Yun, Sungwook JI, Haeseok Oh, Sangwon Shim | 2016-08-23 |
| 9184715 | Method and apparatus for processing audio in mobile terminal | Sangwon Shim, Donghwan Bae, Sungwook JI | 2015-11-10 |