Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10106718 | Expandable coating for solid particles and associated methods of use in subterranean treatments | William Walter Shumway | 2018-10-23 |
| 9598927 | Expandable coating for solid particles and associated methods of use in subterranean treatments | William Walter Shumway | 2017-03-21 |