Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5967047 | Thermal process for applying hydrophilic layers to hydrophobic substrates for offset printing plates | Heinrich Kuhn, Dieter Jaculi, Engelbert Pliefke, Ulrich Bos | 1999-10-19 |
| 5922508 | Photopolymerizable recording material | Rudolf Zertani, Dieter Mohr | 1999-07-13 |
| 5900352 | Developer for irradiated radiation-sensitive recording materials | Andreas Elsaesser, Jutta Bachstein | 1999-05-04 |
| 5753404 | Photosensitive recording material containing negative working diazonium salt layer and discontinuous top layer | Andreas Elsaesser, Otfried Gaschler, Klaus-Peter Konrad | 1998-05-19 |
| 5744272 | Electrophotographic recording material for the production of printing plates | Andreas Elsaesser, Fritz-Feo Grabley, Gabor Jerling | 1998-04-28 |
| 5705313 | Process for the production of a lithographic printing plate through selective transfer | Stephan J. W. Platzer, Willi-Kurt Gries | 1998-01-06 |
| 5695903 | Process for developing irradiated radiation-sensitive recording materials | Andreas Elsaesser, Jutta Bachstein | 1997-12-09 |
| 5576137 | Matted, radiation-sensitive recording material and printing plate | Otfried Gaschler, Klaus Joerg, Guenter Hultzsch, Andreas Elsaesser | 1996-11-19 |
| 5302487 | Negative-working photosensitive coating solution containing photohardenable diazo compound, polymeric binder and four component solvent | Reinhold Arneth, Eberhard Hehl, Guenter Jung | 1994-04-12 |
| 5116720 | Developing solvent for layers which are crosslinkable by photopolymerization and process for the production of relief forms | Hans-Joachim Schlosser, Guenther Schoen | 1992-05-26 |
| 5114832 | Photopolymerizable mixture and recording material prepared therefrom, having a photoinitiating set of compounds which give increased absorption below 450 nm | Rudolf Zertani, Dieter Mohr, Klaus Rode, Klaus Joerg | 1992-05-19 |
| 5085974 | Photopolymerizable mixture, and a recording material produced therefrom | Dieter Mohr, Klaus Rode | 1992-02-04 |
| 5077177 | Process for the production of relief forms with a developing solvent comprising phenol ether | Hans-Joachim Schlosser, Guenther Schoen | 1991-12-31 |
| 5068163 | Radiation-sensitive positive working composition and copying material | Andreas Elsaesser, Dieter Mohr | 1991-11-26 |
| 5043249 | Photopolymerizable composition comprising (meth)acrylates with photooxidizable groups and a recording material produced therefrom | Klaus Rode, Joachim Gersdorf, Dieter Mohr | 1991-08-27 |
| 4987055 | Photopolymerizable composition comprising (meth)acrylates with photooxidizable groups, and a recording material produced therefrom | Klaus Rode, Dieter Mohr, Joachim Gersdorf | 1991-01-22 |
| 4985341 | Photopolymerizable mixture, and a recording material produced therefrom | Klaus Rode, Dieter Mohr, Joachim Gersdorf | 1991-01-15 |
| 4983498 | Photopolymerizable mixture and recording material produced therefrom | Klaus Rode, Dieter Mohr | 1991-01-08 |
| 4929534 | Positive-working photosensitive mixture and photolithographic copying material produced therefrom with o-quinone dialide sulfonyl ester and azo coupler | Trutz-Ulrich Stephani, Dieter Mohr, Britta Maisel | 1990-05-29 |
| 4834844 | Process for the selective additive correction of voids in copying layers | Engelbert Pliefke | 1989-05-30 |
| 4725526 | Process for reducing halations using lubricant in the course of irradiating and developing reproduction layers used for preparing printing plates | Engelbert Pliefke | 1988-02-16 |
| 4716098 | Developer for preparing printing forms and process therefor | Gerhard Mack, Birgit Mueller, Guenter Jung | 1987-12-29 |
| 4618405 | Process for the electrochemical roughening of aluminum for use as printing plate supports, in an aqueous mixed electrolyte | Dieter Mohr | 1986-10-21 |
| 4579811 | Process for developing exposed diazo negative-working reproduction layers using aqueous developer having salt of aromatic carboxylic acid with adjacent group substituent | Loni Schell, Inge Gros | 1986-04-01 |
| 4530897 | Process for desensitizing diazo lithographic printing forms using desensitizing solution with light absorbing compound | Gunter Berghaeuser, Loni Schell | 1985-07-23 |