Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500371 | Continuous method for producing amino- and/or phenoplasts | Heinz Berbner, Hans Etling, Erhard Guenther, Tilman Sirch | 2002-12-31 |
| 6436522 | Process for the preparation of a magnetic dispersion for magnetic recording media and magnetic recording media produced therewith | Axel Schunemann, Peter Nagel | 2002-08-20 |
| 6318650 | Method for producing small-particle preparations of biologically active substances | Jorg Breitenbach | 2001-11-20 |
| 6241376 | Process for the preparation of a magnetic dispersion for magnetic recording media and magnetic recording media produced therewith | Axel Schunemann, Peter Nagel | 2001-06-05 |
| 6120802 | Method of producing multi-layer medicaments in solid form for oral or rectal administration | Jorg Breitenbach, Axel Paul Hartl, Jurgen Hofmann, Joerg Rosenberg, Michael Schiessl | 2000-09-19 |
| 6051253 | Production of solid drug forms | Michael Schiessl, Jorg Breitenbach, Joerg Rosenberg | 2000-04-18 |
| 5916999 | Process for producing filaments from melamine/formaldehyde condensation products | Heinz Berbner, Hartmut Gihr, Uwe Rachwalsky | 1999-06-29 |
| 5905096 | Continuous production process of expandable styrene polymer beads | Peter Nikolaus Lay, Swen Ruck, Michael Schiessl, Michael Witt, Michael Baumgartel +5 more | 1999-05-18 |
| 5560990 | Fiber blend | Otto M. Ilg, Dominick A. Burlone, William Theuer, Heinz Berbner, Gernot Herbst +1 more | 1996-10-01 |
| 5494616 | Production of fibers by centrifugal spinning | Heinz Voelker, Wolfgang Fath, Heinz Berbner | 1996-02-27 |
| 5478640 | Electrical insulating paper | Heinz Berbner, Gernot Herbst, Karl-Heinz Ott | 1995-12-26 |
| 5322915 | Modified melamine-formaldehyde resins | Juergen Weiser, Wolfgang Reuther, Rolf Fikentscher, Wolfgang Fath, Heinz Berbner +1 more | 1994-06-21 |
| 5091126 | Preparation of expandable granules, and the production of foams therefrom | Heinz Weber, Gerd Ehrmann, Franz-Josef Dietzen, Eckhard Nintz | 1992-02-25 |
| 5006566 | Preparation of foams having a high compressive strength | Reinhold Weber, Manfred Weilbacher, Hermann Tatzel, Ludwig Zuern, Klaus Hinselmann | 1991-04-09 |
| 4996289 | Continuous preparation of aqueous melamine/formaldehyde precondensate solutions | Heinz Berbner, Klaus Ebel, Michael Kuczaty, Bernhard Seid, Frank P. Woerner | 1991-02-26 |
| 4894191 | Preparation of polyolefin foams | Hermann Tatzel, Ludwig Zuern, Wolfgang Schneider, Gerhard Dembek | 1990-01-16 |
| 4769200 | Compounding crystalline organic materials | Leopold Hupfer, Juergen Paetsch, Johann Hotz, Heino Thiele | 1988-09-06 |
| 4597927 | Two-stage process for the preparation of thermoplastic polyurethane elastomers | Gerhard Zeitler, Frank Werner, Gerhard Bittner, Karl-Heinz Baumann, Artur Roeber +2 more | 1986-07-01 |
| 4557969 | Sheet-like packing material of melamine or phenol resin fibers | Heinz Berbner, Bernhard Seid, Heinz Voelker | 1985-12-10 |
| 4505592 | Apparatus for producing a mixture from two or more plastic components | Jorg Ihbe, Peter Taubenmann, Heino Thiele | 1985-03-19 |
| 4486102 | Mixing apparatus for multi-component plastics, especially polyurethane | Heino Thiele, Werner Weber, Klaus Schlueter, Josef Wallner, Bernhard Seid | 1984-12-04 |
| 4219512 | Manufacture of fibrids from polymers | Richard E. Sinn, Otto Nagel, Bruno Sander, Eckhard Bonitz, Kurt Scherling +2 more | 1980-08-26 |