Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723818 | Storage-stable isocyanate binders containing latent catalysts | Theodore Frick, Ernst-Martin Hoppe | 2004-04-20 |
| 6524652 | Storage-stable isocyanate binders containing latent catalysts | Theodore Frick, Ernst-Martin Hoppe | 2003-02-25 |
| 6210523 | Compositions useful as binders for the production of composite materials | Manfred Schmidt, Peter Vehlewald, Peter Kasperek, Klaus Konig | 2001-04-03 |
| 6075064 | Rigid hydrophobic polyurethanes | Hanns P. Muller, Kirkor Sirinyan | 2000-06-13 |
| 5869546 | Mixtures leading to hard polyurethane foamed materials | Peter Gruss, Peter Vehlewald, Rainer Rettig | 1999-02-09 |
| 5616628 | Process for the production of optionally cellular polyurethanes and/or polyurethane ureas | Wulf von Bonin, Hanns P. Muller | 1997-04-01 |
| 5342881 | Process for the standardization and stabilization of organic polyisocyanates and the stable products of this process | Hanns P. Muller, Hans-Joachim Scholl | 1994-08-30 |
| 4965292 | Process for strengthening geological formations | Hanns P. Muller, Peter Vehlewald, Frank Meyer, Wolfgang Cornely, Hans Mehesch | 1990-10-23 |
| 4904125 | Process for strengthening geological formations | Manfred Schmidt, Max Mann, Peter Vehlewald, Manfred Dietrich, Frank Meyer +2 more | 1990-02-27 |
| 4792262 | Process for strengthening geological formations | Max Mann, Peter Vehlewald, Frank Meyer, Hans Mehesch, Wolfgang Cornely +1 more | 1988-12-20 |
| 4761099 | Process for strengthening and sealing geological formations | Max Mann, Frank Meyer, Hans Mehesch, Wolfgang Cornely, Bernhard Maidl +2 more | 1988-08-02 |
| 4757097 | Process for the production of oligoesters containing hydroxy groups and their use | Manfred Dietrich, Klaus Konig, Roland Nast | 1988-07-12 |
| 4715746 | Method of strengthening geological formations | Max Mann | 1987-12-29 |
| 4608407 | Process for the production of compression-molded materials containing polyisocyanate binders using latent, heat activatable catalysts | Dimitrios Kerimis, Hanns P. Muller | 1986-08-26 |
| 4575520 | Rigid, closed-cell, flame-resistant polyurethane foams | Rolf Wiedermann, Norbert Adam, Eckehard Weigand | 1986-03-11 |
| 4331778 | Process for the production of polyurethane plastics | Claus-Dieter Sommerfeld, Peter Haas, Kuno Wagner | 1982-05-25 |
| 4248930 | The production of polyurethane resins and laminates | Peter Haas, Johannes Blahak, Werner Mormann | 1981-02-03 |
| 4246206 | Process for the preparation of N,N-bis-(2-hydroxyalkyl)-aminomethane phosphonic acid dimethyl ester | Karl-Heinz Mitschke | 1981-01-20 |