Issued Patents All Time
Showing 51–75 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493003 | Solutions of polyimide-forming substances and their use as coating materials | Manfred Schwarz, Gerhard Hoffmann | 1996-02-20 |
| 5489644 | Solutions of polyimide-forming coating materials | Gerhard Hoffmann | 1996-02-06 |
| 5478917 | Solutions of polyimide-forming substances and their use as coating compositions | Gerhard Hoffmann | 1995-12-26 |
| 5474876 | Radiation-crosslinkable mixtures containing carboxyl-containing polymeric precursors | Hans-Joachim Haehnle, Manfred Schwarz | 1995-12-12 |
| 5461691 | Liquid, radiation-curable coating composition for coating glass surfaces | Stephan Schunck, Horst Hintze-Brüning | 1995-10-24 |
| 5401823 | Binders for electrocoating | Klaus Huemke, Gerhard Hoffmann, Dieter Faul | 1995-03-28 |
| 5350663 | Production of structured layers of heat-resistant polycondensates | Hans-Joachim Haehnle, Gerhard Hoffmann | 1994-09-27 |
| 5332799 | Solutions of polyimide-forming starting materials | Hans J. Heller, Klaus-Wilhelm Lienert | 1994-07-26 |
| 5302458 | Adhesion promoter | Hans J. Heller, Hans-Joachim Haehnle, Klaus-Wilhelm Lienert | 1994-04-12 |
| 5286527 | Adhesion promoter | Hans J. Heller, Hans-Joachim Haehnle, Klaus-Wilhelm Lienert | 1994-02-15 |
| 5284734 | Radiation-sensitive mixture and use thereof | Gerd Rehmer, Hans Schupp | 1994-02-08 |
| 5270431 | Preparation of oligomeric or polymeric radiation-reactive intermediates for solvent-structured layers | — | 1993-12-14 |
| 5264545 | Solutions of polyimide-forming starting materials | Hans J. Heller, Klaus-Wilhelm Lienert | 1993-11-23 |
| 5252403 | Solutions of polycondensates which have N-containing heterocyclic ring systems as structural units, possessing improved adhesion to inorganic substrates | Hans J. Heller, Hans-Joachim Haehnle, Klaus-Wilhelm Lienert | 1993-10-12 |
| 5159011 | Aqueous formulations of copolymer latices and polyisocyanate dispersions | Maria Gyopar Rau, Gerd Louis | 1992-10-27 |
| 5147926 | Crosslinkable aqueous polyurethane dispersions having a long shelf life | Georg Meichsner | 1992-09-15 |
| 5087550 | Radiation-sensitive mixture and use thereof | Gerd Rehmer, Hans Schupp | 1992-02-11 |
| 4952623 | Aqueous polymer dispersions having a long shelf life | Gerhard Auchter, Thomas Schwerzel, Gerhard Neubert, Eckehardt Wistuba, Rolf Osterloh | 1990-08-28 |
| 4888124 | Preparation of stable dispersions of finely divided polyisocyanates and preparation of heat-crosslinkable isocyanate systems | Horst Belde, Rolf Osterloh, Guenter Uhl | 1989-12-19 |
| 4882408 | One-component polyurethane systems containing viscosity-regulating substances | — | 1989-11-21 |
| 4853433 | Epoxy resin materials having an improved shelf life | Gerd Rehmer, Rolf Osterloh, Hans Sander | 1989-08-01 |
| 4849262 | Pigment printing pastes and dyeing liquors containing stable dispersions of finely divided solid polyisocyanates | Guenter Uhl, Horst Belde | 1989-07-18 |
| 4845147 | Nonaqueous polymer dispersions | Gerd Rehmer, Rolf Osterloh, Hans Sander | 1989-07-04 |
| 4786676 | Crosslinkable polymeric compositions which have a long shelf life when in the form of an aqueous solution or dispersion, their preparation and their use | Rolf Osterloh, Gerhard Neubert, Gerhard Auchter | 1988-11-22 |
| 4778854 | Binders for the preparation of polyurethane finishes | Maria G. Szucsanyi, Rolf Osterloh, Guenter Mohrhardt, Hans Sander | 1988-10-18 |