Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809131 | Self-compacting engineered cementitious composite | Hyun Joon Kong | 2004-10-26 |
| 6694690 | Concrete constructions employing the use of a ductile strip | Jun Zhang | 2004-02-24 |