Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9926448 | Asphalt modifier and asphalt composition comprising the same | Ji Myeong Lee, Tae Jung Kim, Chun Hwa Lee | 2018-03-27 |
YS
You Seok Seo
Overall (2018): #181,208 of 503,207Top 40%
1
Patents 2018