Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5536408 | Hydrophilic, asymmetric, chemically-resistant polyaramide membrane | Reinhard Wagener, Jürgen Schneider, Ulrich Delius, Georg-Emerich Miess, Ulrich Meyer-Blumenroth | 1996-07-16 |
| 5290884 | Blends of polybenzimidazoles and aromatic polyamides, aromatic polyamide-hydrazides or aromatic polyamides containing heterocyclic linkages | Gordon Calundann, Edward C. Chenevey, Tai-Shung Chung | 1994-03-01 |
| 5039779 | Thermoplastically processible aromatic polyetheramide from 2,2-bis(4'-amino phenoxy phenyl) propane and terephthalic acid | Harald Cherdron, Hellmuth Deckers, Reiner Hess | 1991-08-13 |
| 4981943 | Film of aromatic copolyamide from bis(aminophenoxy) benzene | Gunther Keil, Werner Bruckner, Jutta Cardinal, Cynthia Bennett | 1991-01-01 |
| 4966955 | Aromatic copolyether amide which can be processed as a thermoplastic, process for its preparation, and its use for the production of molding | Harald Cherdron, Hellmuth Deckers, Reiner Hess | 1990-10-30 |
| 4931533 | Filament-, fiber- or film-forming aromatic copolyamide from aromatic diamine mixture | — | 1990-06-05 |
| 4891135 | Macroporous, asymmetric, hydrophilic polyaramide membrane | Michael Haubs, Claus-Peter Krieg, Detlef Skaletz | 1990-01-02 |
| 4847354 | Shaped structure of aromatic copolyamide from aromatic diamine mixture | Gunter Keil, Franz Jakob, Klaus Warning | 1989-07-11 |