Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7442295 | Water purification and treatment apparatus and treatment process using the apparatus | Jian Cheng | 2008-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7442295 | Water purification and treatment apparatus and treatment process using the apparatus | Jian Cheng | 2008-10-28 |