Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9930944 | Case, electronic device coupled to case, and method of controlling electronic device | — | 2018-04-03 |
| 9174764 | External supporting cover for user device | — | 2015-11-03 |
| 8320832 | Wireless audio output device, wireless audio output system including the same and control method thereof | Oguro Masaki, Hosaka Akihiko, Young-gyoo Choi, Jung Hun Kwak, Sang-Geun Kim | 2012-11-27 |
| 6201947 | Multipurpose learning device | Jeong Hur | 2001-03-13 |