Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7984637 | System and method for field calibration of flow meters | Xiaolei Shirley Ao | 2011-07-26 |
| 7877888 | System and method for measuring installation dimensions for flow measurement system | Thomas James Batzinger, Xiaolei Shirley Ao, Waseem Ibrahim Faidi, Yanyan Wu, Nelson Raymond Corby, Jr. | 2011-02-01 |
| 7096135 | Method and system for calculating the transit time of an ultrasonic pulse | Xiaolei Shirley Ao, Oleg Alexander Khrakovsky | 2006-08-22 |
| 5440937 | Process and apparatus for ultrasonic measurement of volumeric flow through large-diameter stack | Lawrence C. Lynnworth, James E. Bradshaw, Christopher C. Doyle, Steven A. Lynnworth, James E. Matson | 1995-08-15 |