Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696295 | Method for the preparation of ultra-pure bisphenol A and the use thereof | Claus Wulff, Kaspar Hallenberger, Heinrich Steude, Tony van Osselaer, Jurgen Hinz +3 more | 1997-12-09 |