Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5708061 | In-situ stabilized compositions | Zhizhong Liang, Raymond T. Woodhams | 1998-01-13 |
| 5683498 | Process for preparing rubber-modified asphalt compositions | — | 1997-11-04 |
| 5494966 | In-situ stabilized compositions | Zhizhong Liang, Raymond T. Woodhams | 1996-02-27 |
| 5280064 | Bitumen-polymer stabilizer, stabilized bitumen-polymer compositions and methods for the preparation thereof | Zhizhong Liang, Raymond T. Woodhams | 1994-01-18 |