Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654344 | Production of rigid to semirigid polyurethane foams having an increased proportion of open cells and reduced shrinkage | Peter Falke, Bernhard Naber | 1997-08-05 |
IR
Inge Rotermund
Overall (1997): #138,198 of 185,788Top 75%
1
Patents 1997