Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11996963 | Method for wireless communication with wireless communication terminal for long distance transmission and wireless communication terminal using same | Juhyung SON, Jinsam Kwak, Bonho KOO | 2024-05-28 |
| 11191093 | Method for wireless communication with wireless communication terminal for long range transmission and wireless communication terminal using same | Juhyung SON, Jinsam Kwak, Bonho KOO | 2021-11-30 |
| 11156304 | Check valve | — | 2021-10-26 |
| 10979266 | Method for wireless communication with wireless communication terminal for long distance transmission and wireless communication terminal using same | Juhyung SON, Jinsam Kwak, Bonho KOO | 2021-04-13 |
| 10851904 | Check valve | In-Wook Jeon | 2020-12-01 |
| 8267564 | Light emitting structure for backlighted sign | Seungho Kim | 2012-09-18 |