Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10509930 | Lighting control system using barcode information | Ho Lim SONG, Jung Min Choi, Kyung Il Choi | 2019-12-17 |
| 10387700 | Emission control system using barcode information | Ho Lim SONG, Jung Min Choi, Kyung Il Choi | 2019-08-20 |