Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996289 | Continuous preparation of aqueous melamine/formaldehyde precondensate solutions | Heinz Berbner, Klaus Ebel, Bernhard Seid, Frank P. Woerner, Hans D. Zettler | 1991-02-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996289 | Continuous preparation of aqueous melamine/formaldehyde precondensate solutions | Heinz Berbner, Klaus Ebel, Bernhard Seid, Frank P. Woerner, Hans D. Zettler | 1991-02-26 |