Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9810811 | Predicting the potential for severe weather | Robert S. Marshall, Christopher Dale Sloop, Chonglin Liu, Stan Heckman, Mark A. Hoekzema | 2017-11-07 |
| 8836518 | Predicting the potential for severe weather | Robert S. Marshall, Christopher Dale Sloop, Chonglin Liu, Stan Heckman, Mark A. Hoekzema | 2014-09-16 |
| 8275548 | Method and apparatus for detecting lightning activity | Robert S. Marshall, Christopher Dale Sloop, Ralph J. Markson, Stan Heckman, Chonglin Liu | 2012-09-25 |