Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647513 | Magnetic recording media | Albert Kohl, Werner Balz, Friedrich Sommermann, Milan Velic, Werner Grau +1 more | 1987-03-03 |
| 4597990 | Preparation of magnetic recording media | Hermann Roller, Joachim Hack, Uwe Woweries, Werner Grau, Peter Nagel +1 more | 1986-07-01 |
| 4590144 | Photopolymerizable recording material and the production of relief plates using this recording material | Gunnar Schornick, Mong-Jon Jun, Axel Sanner, Werner Lenz, Peter Richter +1 more | 1986-05-20 |
| 4568610 | Magnetic recording media | Werner Balz, Milan Velic, Helmut Kopke, Werner Grau, Reinhold Baur | 1986-02-04 |
| 4568612 | Magnetic recording media | Werner Balz, Werner Lenz, Helmut Kopke, Rudolf Bachmann, Milan Velic +3 more | 1986-02-04 |
| 4567109 | Magnetic recording media | Milan Velic, Helmut Kopke, Werner Balz, Werner Lenz, Reinhold Baur +1 more | 1986-01-28 |
| 4567108 | Magnetic recording media | Helmut Kopke, Hermann Roller, Werner Balz, Werner Grau, Eberhard Koester +1 more | 1986-01-28 |
| 4559118 | Magnetic recording media | Guenter Heil, Herbert Spoor, Werner Lenz, Jenoe Kovacs, Werner Grau +1 more | 1985-12-17 |
| 4551359 | Production of magnetic recording media | Joachim Hack, Karl Krucker, Werner Balz, Karl H. Roemer, Peter Rudolf +2 more | 1985-11-05 |
| 4534999 | Production of magnetic recording media having a backing coating | Hermann Roller, Joachim Hack, Werner Grau, Werner Balz, Reinhold Baur | 1985-08-13 |
| 4482664 | Dispersions of finely divided synthetic resins in plasticizers | Rainer Blum, Bernhard Rubbert | 1984-11-13 |
| 4472455 | Production of magnetic recording media | Albert Kohl, Werner Balz, Milena Melzer, Norbert Schneider, Eberhard Koester | 1984-09-18 |
| 4421840 | Photopolymerizable recording material containing a diisocyanate modified nylon binder | Heinz-Ulrich Werther, Dieter Naegele, Werner Lenz, Mong-Jon Jun, Horst Reimann +1 more | 1983-12-20 |
| 4400497 | Storage stable, heat curable mixtures of polyisocyanate and polyol and process for their manufacture and use | Rainer Blum, Hans-Uwe Schenck | 1983-08-23 |
| 4357221 | Process for coating electrically conductive objects with polyurethane | Juergen Gimpel, Ingolf Buethe, Heinrich Hartmann, Hans-Uwe Schenck | 1982-11-02 |
| 4334034 | Process for the preparation of polymerizable polyurethane elastomers | Heinrich Hartmann, Guenter Heil, Werner Lenz, Ingolf Buethe, Rudolf Bachmann | 1982-06-08 |
| 4328282 | Magnetic recording media | Heinrich Hartmann, Rudolf Bachmann, Werner Balz, Albert Kohl | 1982-05-04 |
| 4320171 | Magnetic recording media containing elastomeric polyurethane binders in the magnetic coating | Herbert Motz, Heinrich Hartmann, Rudolf Bachmann, Hans-Joerg Hartmann, Harald Frischmann +4 more | 1982-03-16 |
| 4314922 | Process for the preparation of aqueous polyurethane dispersions | Alexander Kud, Heinrich Hartmann | 1982-02-09 |
| 4310565 | Process of making a magnetic recording media | Heinrich Hartmann, Rudolf Bachmann, Albert Kohl, Herbert Spoor, Karl Mahler +1 more | 1982-01-12 |