Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9401007 | Image providing system, apparatus for same, and image providing method | — | 2016-07-26 |
| 7894833 | Method and system for transmitting multimedia message transmitted from transmitting mobile station of higher version to receiving mobile station of lower version | Hong-Seo Yun, Dong-Won Na, Ja-Young Yoon, Hee-Won Park, Bum-Joon Kwon | 2011-02-22 |
| 7802161 | Method of providing multimedia messaging service using unique message identifier | Hong-Seo Yun, Dong-Won Na, Ja-Young Yoon, Hee-Won Park | 2010-09-21 |
| 7792520 | Method of transmitting multimedia message in various service environments | Hong-Seo Yun, Dong-Won Na, Ja-Young Yoon | 2010-09-07 |