Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8749300 | DC voltage conversion circuit of liquid crystal display apparatus | Jae-Eun PI, Kee-Chan Park, Joon Dong Kim, Youn Kyung Kim, Ji-Sun Kim +5 more | 2014-06-10 |
| 8710866 | Inverter, NAND gate, and NOR gate | Sang Hee Park, Chi-Sun Hwang, Sung Min Yoon, Him Chan Oh, Kee-Chan Park +6 more | 2014-04-29 |
| 8570066 | Inverter, NAND gate, and NOR gate | Sang Hee Park, Chi-Sun Hwang, Sung Min Yoon, Him Chan Oh, Kee-Chan Park +6 more | 2013-10-29 |