Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357018 | Polysiloxane-polyoxyalkylene block copolymers with different polyoxyalkylene blocks in the average molecule | Georg Burkhart, Rolf-Dieter Langenhagen, Volker Zellmer | 1994-10-18 |
| 5321051 | Polysiloxane-polyoxyalkylene block copolymers with different polyoxyalkylene blocks in the average molecule | Georg Burkhart, Rolf-Dieter Langenhagen, Volker Zellmer | 1994-06-14 |
| 5306737 | Polysiloxane-polyoxyalkylene block copolymers with different polyoxyalkylene blocks in the average molecule | Georg Burkhart, Rolf-Dieter Langenhagen, Volker Zellmer | 1994-04-26 |