Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627222 | Toughened, fiber-reinforced thermosetting resin matrix prepregs and composites made therefrom | Volker Altsaedt, Helmut Tesch, Thomas Weber | 1997-05-06 |
| 5605745 | Toughened thermosetting structural materials | J. Timothy Hartness, Thomas Folda, Helmut Tesch, Thomas Weber, Jack D. Boyd | 1997-02-25 |
| 5532296 | Bismaleimide resin systems toughened by addition of preformed functionalized low T.sub.g elastomer particles | Helmut Tesch, Thomas Weber, Volker Altstaedt, Jack D. Boyd | 1996-07-02 |
| 5464902 | Toughening of brittle epoxy resin matrices with functionalized particulate elastomers | — | 1995-11-07 |
| 5242748 | Toughened thermosetting structural materials | Thomas Folda, Jack D. Boyd, Helmut Tesch, Thomas Weber | 1993-09-07 |
| 5026789 | Curable impact modified epoxy resin having stabilized multiphase morphology | Thomas Weber, Walter Heckmann, Jurgen Mertes, Helmut Tesch, Volker Altstaedt +3 more | 1991-06-25 |
| 4933477 | Preparation of phenyl-substituted epoxides | Norbert Goetz, Hubert Smuda | 1990-06-12 |
| 4931466 | Crystalline form and its preparation | Siegfried Kersten, Karl-Friedrich Jaeger, Karl-Heinz Koenig, Albrecht Mueller, Josef B. Pawliczek +2 more | 1990-06-05 |
| 4929765 | Preparation of phenylacetaldehydes | Hubert Smuda, Wolfgang Hoelderich, Norbert Goetz | 1990-05-29 |
| 4920232 | .alpha.,.beta.-substituted acroleins | Norbert Goetz, Stefan Karbach | 1990-04-24 |
| 4804785 | Alpha, beta-substituted acroleins | Bernd Janssen, Stefan Karbach, Marco Thyes | 1989-02-14 |
| 4723042 | Alpha,beta-substituted acroleins and their preparation | Bernd Janssen, Stefan Karbach, Marco Thyes | 1988-02-02 |