Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434139 | Process for producing fumed silica | — | 2022-09-06 |
| 8303687 | Method for absorbing chlorine from gas streams | Wolfgang Hanke | 2012-11-06 |
| 7214724 | Method for cross-linking a foamable plastic | — | 2007-05-08 |