Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247025 | Multistage graft copolymer and its use for the preparation of transparent PVC molding materials | Hans-Helmut Goertz, Guenter Hatzmann | 1993-09-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247025 | Multistage graft copolymer and its use for the preparation of transparent PVC molding materials | Hans-Helmut Goertz, Guenter Hatzmann | 1993-09-21 |