Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7893124 | Method for producing rigid polyurethane foams | Andreas Emge, Stefan Dinsch, Johann Klassen, Christian Stelling | 2011-02-22 |
HS
Holger Seifert
Overall (2011): #283,202 of 364,097Top 80%
1
Patents 2011