Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814102 | Detergents containing oxyalkylated, carboxyl-containing polymers | Richard Baur, Walter Denzinger, Heinrich Hartmann, Josef Mueller, Hans-Juergen Raubenheimer +1 more | 1989-03-21 |
| 4632897 | Photopolymerizable recording material suitable for the production of photoresist layers | Helmut Barzynski, Albert Elzer, Uwe Klinsmann, Reinhold J. Leyrer, Axel Sanner | 1986-12-30 |
| 4599293 | Toner transfer process for transferring and fixing a toner image by means of film | Albert Elzer, Gerhard Hoffmann, Reinhold J. Leyrer, Heinz-Ulrich Werther | 1986-07-08 |
| 4590144 | Photopolymerizable recording material and the production of relief plates using this recording material | Gunnar Schornick, Mong-Jon Jun, Axel Sanner, August Lehner, Werner Lenz +1 more | 1986-05-20 |
| 4481272 | Layered electrophotographic recording medium comprising heterocyclic nitrogen containing organic dye compounds | Heinz Eilingsfeld, Albert Elzer, Franz Feichtmayr, Gerhard Hoffmann, Reinhold J. Leyrer +1 more | 1984-11-06 |
| 4421840 | Photopolymerizable recording material containing a diisocyanate modified nylon binder | August Lehner, Heinz-Ulrich Werther, Dieter Naegele, Werner Lenz, Mong-Jon Jun +1 more | 1983-12-20 |
| 4277588 | Preparation of acetylene copolymers | Herbert Naarmann, Klaus Penzien, Helmut Doerfel | 1981-07-07 |
| 4251653 | Manufacture of nylon by adding liquid diamine to aqueous polyamide forming salt solution | Paul Matthies, Georg Pilz, Rudi-Heinz Rotzoll | 1981-02-17 |
| 4213884 | Manufacture of a highly concentrated aqueous solution of a dicarboxylic acid diamine salt and a nylon precondensate | Paul Matthies, Georg Pilz, Rudi-Heinz Rotzoll | 1980-07-22 |