Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9089796 | Sedimentation and floatation wastewater treatment device with a heater | — | 2015-07-28 |
| 8524089 | Combined sedimentation and pressure floatation wastewater treatment tank | — | 2013-09-03 |
| 7404428 | Foldable honeycomb structure and method for making the same | Yi Sun, Chin-Yuan Lu, Li-Ming Cheng | 2008-07-29 |