Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833041 | Adhesives for frozen substrates | Bernd Meyer-Roscher, Karl-Heinz Schumacher, Jürgen Barwich, Ralf Fink | 2004-12-21 |
| 6734222 | Adhesives containing polyvinyl alkyl ethers | Ralf Fink, Karl-Heinz Schumacher, Christelle Staller | 2004-05-11 |