Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8703874 | Powder to hydrophobise and its use | Thomas Aberle, [Andrei] Andrey P. Pustovgar, Paul Emmenegger, Dominique Schaub | 2014-04-22 |
| 8393391 | Dry cement formulation for cementing holes in the earth | Hongli Willimann, Charles Zhang | 2013-03-12 |