Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8032120 | Voice message transmission system, transmission result notification system, and methods thereof | Hyuk-Hoon Kwon, Tae Wook Park, Seung-Ook Je, Sang-Yun Lee, Hee-Hyeok Hahm | 2011-10-04 |
| 6295649 | Headgear for advertisements, public relations and cheering as well as shading | — | 2001-10-02 |