Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12367795 | Image display device | Joon-Bo Shim, Yong Duk Bae, Cheol Chun Yang, Ji Hun PARK, Hee Beom Park +1 more | 2025-07-22 |
| 6768270 | AC-type plasma display panel having energy recovery unit in sustain driver | — | 2004-07-27 |
| 6727642 | Flat field emitter displays | Gyu-Hyeong Cho, Nam-Sung Jung, Tae Ha Ryoo, Jon Woon Hong, Seung-Tak Ryu +1 more | 2004-04-27 |
| 6724357 | Apparatus and method for driving surface discharge plasma display panel | Bong Kim | 2004-04-20 |
| 6646387 | AC-type plasma display panel having energy recovery unit in sustain driver | Beom Kang, Bong Kim | 2003-11-11 |
| 6316883 | Power-factor correction circuit of electronic ballast for fluorescent lamps | Gyu-Hyeong Cho | 2001-11-13 |