Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822029 | Use of reactive phenolic resins in the preparation of highly viscous self-adhesive compositions | Sven Hansen, Heiko Leydecker, Christian Kreft, Jochen Stähr | 2004-11-23 |
| 6822048 | Use of isocyanates in the preparation of highly viscous self-adhesive compositions | Sven Hansen, Heiko Leydecker, Christian Kreft, Jochen Stähr | 2004-11-23 |
| 6780271 | METHOD FOR CONTINUOUS, SOLVENT AND MASTICATION-FREE PRODUCTION OF PRESSURE-SENSITIVE SELF-ADHESIVE MATERIALS BASED ON NON-THERMOPLASTIC ELASTOMERS AND THEIR COATING FOR THE PRODUCTION OF SELF-ADHESIVE ARTICLES | Sven Hansen, Frank Henke, Ralf Hirsch, Heiko Leydecker, Klaus Massow +1 more | 2004-08-24 |
| 6723259 | Anticounterfeit, laser-markable label produced by diffraction gratings | Detlef Groth, Arne Koops, Jochen Stähr | 2004-04-20 |
| 6689248 | Process for producing an elastomer substrate web | Jochen Stähr, Hermann Neuhaus-Steinmetz, Uwe Schümann | 2004-02-10 |