Issued Patents All Time
Showing 51–75 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256726 | Reactive systems and a process for the preparation of polyurethane plastics | Joachim Franke, Renate Bulan | 1993-10-26 |
| 5254660 | Polyisocyanate solutions useful for impregnating porous inorganic substrates | Stephan Kirchmeyer, Hermann Kober, Stefan Bohm, Josef Pedain | 1993-10-19 |
| 5254199 | Process for bonding substrates of glass fiber reinforced polyester resin | Horst Stepanski, Jose Colinas-Martinez, Rainer Trinks, Bernhard Jansen, Otto Ganster | 1993-10-19 |
| 5242978 | Alkoxysilylamines as curing agents for plastics precursors containing acetoacetate or acetoacetamide groups | Walter Schafer, Michael Sonntag | 1993-09-07 |
| 5206287 | Reactive systems and a process for the preparation of modified duroplasts | Joachim Franke, Christian Lindner, Horst Gruttmann, Hans Jacob | 1993-04-27 |
| 5182135 | Process for improving the adherency of metallic coatings deposited without current on plastic surfaces | Henning Giesecke, Gerhard D. Wolf, Ulrich von Gizycki, Martin Wienkenhover | 1993-01-26 |
| 5179186 | Photosetting impression materials | Reiner Voigt, Jens Winkel, Peter Schwabe | 1993-01-12 |
| 5179146 | Modified polyisocyanates, a process for their production and their use | Geza Avar, Christian Weber, Karl-Heinz Dorner, Alexander Karbach, Christian Lindner +1 more | 1993-01-12 |
| 5173559 | Reactive systems and a process for the preparation of polyurethane plastics | Otto Ganster, Bruno Luckas | 1992-12-22 |
| 5166232 | Cellulose/plastic blends, a process for their production and their use | Tillmann Hassel, Gunter Weber | 1992-11-24 |
| 5144055 | Liquid crystalline bis-chlorocarbonic acid esters | Bernhard Jansen, Wolfgang Calaminus, Rolf Dhein | 1992-09-01 |
| 5134216 | Epoxide-containing two-component polyurethane adhesives | Bernhard Jansen, Horst Stepanski, Guenter Arend | 1992-07-28 |
| 5118290 | Process for preparation of dental impressions | Peter Schwabe | 1992-06-02 |
| 5095045 | Plastics which cure in a series of steps having urethane, urea, siloxane and acrylate groups | Jens Winkel, Peter Schwabe | 1992-03-10 |
| 5090405 | Water-hardening polymer preparations | Bernhard Jansen, Roland Richter, Wolfram Mayer | 1992-02-25 |
| 5084544 | Cold setting reaction resin mixture and use thereof | Joachim Franke, Artur Botta | 1992-01-28 |
| 5071923 | Surface-active copolymers and their use for the production of polyurethane powders | Tillmann Hassel, Hugo Vernaleken, Helmut Kipphardt, Rolf Dhein | 1991-12-10 |
| 5061756 | Process for the preparation of polyurethane powders | Tillmann Hassel, Hugo Vernaleken, Helmut Kipphardt, Rolf Dhein | 1991-10-29 |
| 5049427 | Laminated polarizers | Karl-Heinz Aleksander Ostoja Starzewski, Tillmann Hassel | 1991-09-17 |
| 5047293 | Fixed dressings with greatly reduced foaming | Bernhard Jansen, Roland Richter | 1991-09-10 |
| 5047272 | Transparent laminates | Tillmann Hassel | 1991-09-10 |
| 5045226 | Polyisocyanate preparations containing latent tin catalysts and a process for their preparation | Roland Richter, Wilhelm Weber, Rudolf Hombach, Bernd Riberi, Ralf Busch +1 more | 1991-09-03 |
| 5041494 | Aqueous solutions or dispersions of polyurethanes, a process for their preparation and their use in coating compositions | Joachim Franke | 1991-08-20 |
| 5021536 | Storage stable resin reaction mixtures, and the preparation and use thereof | Heinrich Heine | 1991-06-04 |
| 5015321 | Adhesive and its use for producing adhesive bonds | Bernhard Jansen, Rudolf Hombach | 1991-05-14 |