Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7541916 | Power supply using static magnetic field of tire pressure monitoring system | Sang Hoon Choi, Dae Hyuk Kwon, Sang Kook Kim, Heu Kyong Na, Won-Jo Lee | 2009-06-02 |
| 7193516 | Radio frequency identification tag apparatus for tire in radio frequency identification system | Sang Hoon Choi, Dae Hyuk Kwon, Heu Kyong Na, Sang Kook Kim, Hang Kee Cho +1 more | 2007-03-20 |
| 7081868 | Reception antenna of tire pressure monitoring system using radiating leakage coaxial cable | Sang Hoon Choi, Dae Hyuk Kwon, Heu Kyong Na, Sang Kook Kim, Hang Kee Cho +1 more | 2006-07-25 |