Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803329 | Expansive soil resistant foundation system | Refat Ahmed Ibrahim El-Sheikhy | 2017-10-31 |
| 9625438 | Device for measuring expansive soil shrinkage | Refat Ahmed Ibrahim El-Sheikhy | 2017-04-18 |