Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6007619 | Use of nonionic, water-dispersible polyisocyanates as concrete additives | Hans-Josef Laas, Martin Brahm, Jan Mazanek, Manfred Schonfelder, Dietbert Knofel +2 more | 1999-12-28 |
| 5936019 | Polyurethane-based thickener compositions and their use for thickening aqueous compositions | Jan Mazanek, Klaus Walz | 1999-08-10 |
| 5531812 | Impregnating emulsion for mineral building materials | Armand de Montigny, Bernd Klinksiek, Ottfried Schlak | 1996-07-02 |
| 5356463 | Facade paints and pargets having high early water resistance | Armand de Montigny, Ottfried Schlak | 1994-10-18 |
| 5330841 | Aqueous coating composition and its use for coating mineral substrates | Hermann Gruber, Helmut Reiff | 1994-07-19 |
| 5254660 | Polyisocyanate solutions useful for impregnating porous inorganic substrates | Stephan Kirchmeyer, Hanns P. Muller, Stefan Bohm, Josef Pedain | 1993-10-19 |
| 4940743 | Silicone resin emulsion | Wolfgang Grape, Ottfried Schlak, Armand de Montigny | 1990-07-10 |
| 4582874 | Silicone resin emulsion | Wolfgang Grape, Ottfried Schlak, Helmut Steinberger | 1986-04-15 |
| 4385132 | Process for the sealing of constructions | Hermann Gruber | 1983-05-24 |