Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9017472 | Process for preparing a sulphur cement product | Paul De Boer, Michael David Lankshear, Catherine Frances Smura, Guy Lode Magda Maria Verbist, Willem Posthumus | 2015-04-28 |
| 8753444 | Reinforced sulphur concrete | Juedu Austine, Michael David Lankshear, Cees Weijers | 2014-06-17 |