Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401167 | Nitrate process for manufacturing transition metal hydroxide precursors | Jens Paulsen, Eric Robert, Daniël Nelis, Randy De Palma, Dae Hyun Kim | 2022-08-02 |
| 6773487 | Process for refining silver bullion with gold separation | Sybolt Brouwer | 2004-08-10 |
| 6162346 | Process for recovery of zinc from sphalerite containing ores or concentrates | Sybolt Brouwer | 2000-12-19 |