Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900717 | Recovery of 2,6-dialkyl-naphthalene isomers | Wilhelm Holtmann, Robert Zellerhoff, Rudolf Oberkobusch, Peter Staglich | 1990-02-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900717 | Recovery of 2,6-dialkyl-naphthalene isomers | Wilhelm Holtmann, Robert Zellerhoff, Rudolf Oberkobusch, Peter Staglich | 1990-02-13 |