Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500371 | Continuous method for producing amino- and/or phenoplasts | Heinz Berbner, Erhard Guenther, Tilman Sirch, Hans D. Zettler | 2002-12-31 |
| 5330846 | Heat-curable, aqueous synthetic resin mixtures for coating woodworking materials | Wolfgang Eisele, Walter Pfalzgraf, Walter Pitteroff, Otto Wittmann | 1994-07-19 |