Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6930161 | Polyurethane, method for production and use thereof | Willi Vesper, Jose-Ignacio Anaya-Sanz, Alain Ledantec | 2005-08-16 |
| 6852824 | Polyurethanes and graft copolymers based on polyurethane, and their use for producing coating materials, adhesives, and sealing compounds | Egon Wegner | 2005-02-08 |