Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9671769 | ECU monitoring system and monitoring method | Chul Dong Lee, Jae Jin Ko, Sang Hyun Park | 2017-06-06 |
| 9136945 | Vehicle communication system for visible light communication and optical networking and communication method thereof | Sang Yub Lee, Sang Hyun Park, Chul Dong Lee | 2015-09-15 |
| 8938336 | Occupant safety system and method with optical fiber grid sheet | Sang Yub Lee, Sang Hyun Park, Soo Young Min | 2015-01-20 |
| 8866622 | System and method for preventing drowsiness | Sang Yub Lee, Chul Dong Lee, Sang Hyun Park | 2014-10-21 |
| 8681017 | Visible light communication apparatus for vehicle, system and method for vehicular communication inside tunnel using visible light communication | Sang Yub Lee, Chul Dong Lee | 2014-03-25 |