Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5434225 | Amine-unsaturated epoxidized polysulfide addition products | Alfred Mathes, Ulrich Grundke, Jurgen Zehrfeld | 1995-07-18 |
| 5153333 | Production of cyclic carbonates | Frank Schubert, Rolf Herzog, Jurgen Zehrfeld | 1992-10-06 |
| 4839229 | Composite materials of multilayer duroplastic prepregs | Karl Jellinek, Jurgen Zehrfeld | 1989-06-13 |
| 4831101 | Polyglycidyl ethers from purified epihalohydrin | Karl Jellinek, Rolf Herzog, Gunter Reinsch | 1989-05-16 |
| 4701478 | Radiation cross-linkable binding agents | Karl Jellinek, Ulrich Grundke | 1987-10-20 |
| 4569971 | Hardeners for epoxy resins | H. Rainer Sasse, Karl Conrad, Rolf Herzog, Hans-Christof Klein | 1986-02-11 |