Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309220 | Fastener and method of sealing passage | — | 2019-06-04 |
| 10227746 | Method of limiting permeability of a matrix to limit liquid and gas inflow | Nico Johan Grobler | 2019-03-12 |