Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9973518 | Apparatus and method for checking message and user terminal | Ji-Hoon Cho | 2018-05-15 |
| 5602594 | Buffer control apparatus for compression of video intraframes | Sung Kwon Cho, Joon P. Chang, Choon Lee | 1997-02-11 |
| 5421469 | Synthetic resin sealing cap for a fluid bottle | — | 1995-06-06 |
| 5335801 | Stopper sealing cap for injectable fluid bottle | — | 1994-08-09 |