Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10833601 | Multi-level inverter | Jingwen Xie, Hairong Zhang, Yuanqian Dong | 2020-11-10 |
| 8156102 | Inferring search category synonyms | Michael Dennis Riley | 2012-04-10 |
| 7627548 | Inferring search category synonyms from user logs | Michael Dennis Riley | 2009-12-01 |