Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12039808 | Room mirror removal monitoring device with electronic toll collection function | — | 2024-07-16 |
| 9702704 | Vehicle location tracking device and method | — | 2017-07-11 |
| 5675221 | Apparatus and method for transmitting foward/receiving dimming control signal and up/down encoding manner using a common user power line | Hong Ki YOO, Ki Ju Im, Sang Kyeong Lee, Kyung Ho Lee, Chang-Ho Kim +2 more | 1997-10-07 |