Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494616 | Production of fibers by centrifugal spinning | Hans D. Zettler, Wolfgang Fath, Heinz Berbner | 1996-02-27 |
| 5334337 | Production of foam boards of high compressive strength using a blowing agent mixture | Gerhard Alicke, Manfred Weilbacher, Reinhold Weber, Horst Schuch | 1994-08-02 |
| 5322915 | Modified melamine-formaldehyde resins | Juergen Weiser, Wolfgang Reuther, Rolf Fikentscher, Wolfgang Fath, Heinz Berbner +1 more | 1994-06-21 |
| 5182308 | Production of foam sheets of high compressive strength | Gerhard Alicke, Horst Schuch, Manfred Weilbacher, Reinhold Weber | 1993-01-26 |
| 4557969 | Sheet-like packing material of melamine or phenol resin fibers | Heinz Berbner, Bernhard Seid, Hans D. Zettler | 1985-12-10 |