Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11330423 | Device and method for multi-SIM wireless communication | Kang-Gyu Lee | 2022-05-10 |
| 5595656 | Device for filtering agricultural water | — | 1997-01-21 |
CY
Chang-hyun Yun
Overall (All Time): #1,844,391 of 4,157,543Top 45%
2
Patents All Time