Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12158503 | Signal processing apparatus | — | 2024-12-03 |
| 8136443 | Shaping apparatus for fruits and root and tuberous vegetables | Sung-Wook Choi, Zoong-Ho Park, Jun-Mo YOO, Chang-Ho Kim, Kwang Su KIM +1 more | 2012-03-20 |
| 6424704 | Method of charging a subscriber for communication service according to the usage time in a telecommunication switching system | — | 2002-07-23 |