Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376723 | Thermoplastic polyurethane elastomer blend and process for its manufacture | Ulrike Vogt, Wolffried Werneis | 1994-12-27 |
| 5140089 | Method for preparing a latently reactive, pastly molding compound made from dimerized trimethylol propane, a prepolymer and an isocyanate compound | Horst Muhlfeld, Michael Hiller, Georg Schloer | 1992-08-18 |
| 5079329 | Method of making a latently reactive, pasty molding material | Horst Muhlfeld | 1992-01-07 |
| 5049140 | Antimicrobial fitting for medical catheters and method for their application | Otto Brenner, Christoph Josefiak | 1991-09-17 |
| 4973320 | Tissue-compatible medical device and method for manufacturing the same | Otto Brenner, Wolfgang Ermert, Helmut Eschwey, Gerd Esswein | 1990-11-27 |
| 4321173 | Method for the preparation of finely dispersed polyurethane ureas | Bertram Freudenberg, Horst Muhlfeld | 1982-03-23 |
| 4310373 | Method for heat-sealing textile materials with polyurethane adhesives | Erich Fahrbach, Sepp Wagner | 1982-01-12 |
| 4307004 | Polyurethane urea heat seal adhesive for the preparation of heat sealable padding material | Erich Fahrbach, Gerhard Schaut | 1981-12-22 |
| 4273911 | Method for the manufacture of low-melting polyurethanes having improved strength properties using a mixture of a polydiol having a molecular weight between 500 and 5,000 and a mixture of at least three diols | Bertram Freudenberg, Horst Muhlfeld | 1981-06-16 |
| 4181770 | Isocyanate-terminated branched polyethylene glycol and polyester polyurethane foams | Walter Fottinger, Adolf Graber, Erich Fahrbach | 1980-01-01 |