Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347807 | Multi-phase ultrasonic pipe flow meter | Xiaolei Shirley Ao, Oleg Alexander Khrakovsky, Yue Ma, Shawn Li Doria | 2016-05-24 |
| 9343055 | Fluid density stratification location system, device and method | Xiaolei Shirley Ao, Shawn Li Doria, Reuben Micah Aronson | 2016-05-17 |
| 8746399 | Acoustic waveguide assemblies | Xiaolei Shirley Ao, John Albert Umina | 2014-06-10 |
| 8511424 | Acoustic waveguide assemblies | Xiaolei Shirley Ao, John Albert Umina | 2013-08-20 |