Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233386 | Light weight proppant with improved strength and methods of making same | Dilip K. Chatterjee, Shanghua Wu, Yuming Xie, Christopher E. Coker | 2019-03-19 |
| 9796915 | Light weight proppant with improved strength and methods of making same | Shanghua Wu, Yuming Xie, Dilip K. Chatterjee, Andrew Gilbert Miller, Christopher E. Coker | 2017-10-24 |
| 9273243 | Light weight proppant with improved strength and methods of making same | Dilip K. Chatterjee, Shanghua Wu, Yuming Xie, Christopher E. Coker | 2016-03-01 |