Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D588734 | Piezoelectric anion lamp | Yaoqiang Chen, Zhe Yang, Peng Quan | 2009-03-17 |
| 7339779 | Piezoelectric anion generator controled by integrated circuit | Yaoqiang Chen, Zhe Yang, Peng Quan | 2008-03-04 |