Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9605417 | System and method for harvesting rainwater | Hongxiang Chai, Feng Zhang, Weijie Wang, Luwei GUO, Shen Li +1 more | 2017-03-28 |
| 9580897 | System and method for purifying rainfall runoff | Hongxiang Chai, Feng Zhang, Weijie Wang, Boyu Zou, Qiang Jiang +1 more | 2017-02-28 |