Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7163358 | Injection grouting | Peter Greenwood, Ulf Skarp | 2007-01-16 |
| 6869256 | Sealing composition and its use | Peter Greenwood, Ulf Skarp | 2005-03-22 |
| 6857824 | Sealing composition and its use | Peter Greenwood, Ulf Skarp | 2005-02-22 |