Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10683807 | Anti-coking coatings, processes therefor, and hydrocarbon fluid passages provided therewith | Marie Ann McMasters, Wayne Charles Hasz | 2020-06-16 |
| 8393391 | Dry cement formulation for cementing holes in the earth | Hongli Willimann, Franck Vallée | 2013-03-12 |