Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996289 | Continuous preparation of aqueous melamine/formaldehyde precondensate solutions | Heinz Berbner, Klaus Ebel, Michael Kuczaty, Bernhard Seid, Hans D. Zettler | 1991-02-26 |
| 4666948 | Preparation of resilient melamine foams | Peter Neumann, Harald Mahnke, Josef Lamprecht, Dieter Horn, Gerhard Turznik +3 more | 1987-05-19 |
| 4540717 | Resilient foam based on a melamine-formaldehyde condensate | Harald Mahnke, Heinz Weber, Guenter Kreibiehl | 1985-09-10 |
| 4530940 | Stabilized melamine resin foams | Horst Reimann, Harald Mahnke, Peter Neumann, Gerhard Turznik, Hanshelmut Kaeppel | 1985-07-23 |
| 4511678 | Resilient foam based on a melamine-formaldehyde condensate | Harald Mahnke, Heinz Weber, Guenter Kreibiehl | 1985-04-16 |
| 4334971 | Manufacture of resilient foams based on a melamine-formaldehyde condensate | Harald Mahnke, Guenter Kreibiehl, Heinz Weber | 1982-06-15 |