Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958574 | Image display device | Chong-In Chung, Chang-Seok Rho, Jong-Hwan Park, Chang-Sub Lee | 2005-10-25 |
| 6614162 | Panel of cathode ray tube | Wan Gi Kim, Do-Hun Pyun, Jeong-in Yoo | 2003-09-02 |
| 6392337 | Cathode ray tube | Chong-In Chung, Chang-Seok Rho | 2002-05-21 |