Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11673821 | Method of fixing arsenic using activated biochar | Song Wu, Dunfeng Si | 2023-06-13 |
| 9552367 | System and method for network file system server replication using reverse path lookup | Guoxian Shang, Baojian Chang | 2017-01-24 |
| 8904396 | System and method of general service management | Baojian Chang, Zhuhua Yin, Guoxian Shang | 2014-12-02 |
| 8301597 | System and method for network file system server replication using reverse path lookup | Guoxian Shang, Baojian Chang | 2012-10-30 |