Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994350 | Process for continuously preparing N-ethyl-2-pyrrolidone (NEP) | Helmut Schmidtke, Ralph Versch, Silke Simon, Karl-Heinz Ott, Stephanie Mollner | 2011-08-09 |
RD
Ronald Drews
Overall (2011): #182,536 of 364,097Top 55%
1
Patents 2011