Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12235285 | Method and system for quantifying degree of blending of virgin and aged asphalt in hot recycled asphalt mixtures (HRAM) | Liping Liu, Lijun Sun, Lingxiao Liu | 2025-02-25 |
| 11655189 | Method for preparing hot-mixed asphalt mixture | Liping Liu, Lijun Sun, Qingbing Lu | 2023-05-23 |
| 11571669 | Method for determining mixing temperature of asphalt mixture based on surface energy theory | Liping Liu, Lijun Sun, Qingbing Lu | 2023-02-07 |