Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961813 | Process for direct electrochemical gaseous phase phosgene synthesis | Fritz Gestermann, Hans-Nicolaus Rindfleisch | 1999-10-05 |
| 4931099 | Self-levelling mortar mixture | Karl Reizlein, Kurt Bredtmann | 1990-06-05 |
| 4267058 | Precipitating agent for dephosphatizing effluent | Hans Kyri | 1981-05-12 |