Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11072708 | Asphalt concrete composition having improved waterproof performance by comprising SIS, recycled asphalt aggregate, and fine powder aggregate with improved particle size, and construction method using the same | — | 2021-07-27 |
| 11046612 | Water-impermeable waterproof asphalt concrete composition comprising styrene isoprene styrene and method of constructing integrated water-impermeable waterproof asphalt concrete pavement using the method and mixing/feeding system | — | 2021-06-29 |