Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7914757 | Process and device for immobilizing mercury by producing crystalline mercury sulfide for subsequent disposal of mercury sulfide | — | 2011-03-29 |
| 6305624 | Facility for recycling the components of defective or used fluorescent tubes | Eckhard Polman | 2001-10-23 |