Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10325394 | Mobile communication terminal and data input method | Yong Hoon Cho, Hoo-Doek Lee | 2019-06-18 |
| 9965878 | Mobile communication terminal and data input method | Yong Hoon Cho, Hoo-Doek Lee | 2018-05-08 |
| 9172906 | Mobile communication terminal and data input method | Yong Hoon Cho, Hoo-Doek Lee | 2015-10-27 |
| 8594740 | Mobile communication terminal and data input method | Yong Hoon Cho, Hoo-Doek Lee | 2013-11-26 |