Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252073 | Method of producing alkali metal salts or alkaline earth metal salts of 2,4-dichloro-6-hydroxy-s-triazine | Manfred Schmidt, Christoph Klatte, Josef Leutner, Jurgen Ohlemacher, Hans-Peter Krimmer | 2001-06-26 |
| 4649980 | Roller-blind suitable for use with a hollow insulated panel, and a double pane insulated panel with a movable blind therein | — | 1987-03-17 |
| 4400593 | Key array | — | 1983-08-23 |
| 4264664 | Metal-coated plastic foil and its use | — | 1981-04-28 |