Issued Patents 2018
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10132468 | High power LED lighting device | Hyun Ki Kim, Dong-Sik Roh | 2018-11-20 |
| 10119698 | LED illumination device for spotlighting | Dong-Sik Roh | 2018-11-06 |
| 10066790 | Fluorescent lamp-type LED lighting device | Min Soo Kim, Joon Hong Park, Sung-Hoon Yoon | 2018-09-04 |
| 10060608 | Detachable LED lighting device | Tai-Woo Lee | 2018-08-28 |
| 9990847 | Traffic accident occurrence notification system using LED display lamps | Yoon-Bae Lee, Seok Sung, Tai-Woo Lee, Jong Hun Lee, Min Soo Kim +1 more | 2018-06-05 |
| 9871593 | Remote radio head | Bea-Mook Jeong, Sang Hyo KANG | 2018-01-16 |
| 9857069 | Spherical lamp with easy heat dissipation | — | 2018-01-02 |