Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502010 | Vacuum assisted aerated drilling | — | 2019-12-10 |
| 10042063 | Method and apparatus of generating shear waves for seismic exploration | — | 2018-08-07 |
| 9110195 | Electromagnetic and its combined surveying apparatus and method | Dakun Xu | 2015-08-18 |
| 6469624 | Non-obtrusive weapon detection system | George V. Keller | 2002-10-22 |