Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590003 | Method for producing soft to semi-rigid polyurethane integral foamed materials | Daniel Seidlitz | 2003-07-08 |
| 6509387 | Process for preparing rigid foamed materials containing urethane groups | Karl Werner Dietrich, Gerhard Heilig | 2003-01-21 |