Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371231 | Toilet flushing device using toilet cover | Sun Young Choi | 2022-06-28 |
| 5787293 | Computer incorporating a power supply control system therein | Ki Hong Kim, Jean Hong, Seong Sik Ham | 1998-07-28 |