Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824703 | Polyurethane elastomers having improved physical properties and a process for the production thereof | Kurt C. Frisch, Nigel Barksby | 2004-11-30 |
| 6737497 | Polyurethane/ureas useful for the production of spandex and a process for their production | Thomas Gross, Rolf-Volker Meyer | 2004-05-18 |