Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822249 | Asphalt modifying agent with improved mixing performance and asphalt composition containing the same | Jung Eun Woo, You Seok Seo | 2017-11-21 |
CL
Chun Hwa Lee
Overall (2017): #462,906 of 506,227Top 95%
1
Patents 2017