Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433226 | Preparation of phosphonium salts | Joachim Paust, Michael Sasha John | 2002-08-13 |
| 6423873 | Process for preparing phosphonium salts | Michael Sasha John | 2002-07-23 |
| 6407291 | Preparation of 1,1,4,4-tetramethoxy-2-butene | Joachim Paust, Hansgeorg Ernst | 2002-06-18 |