Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900398 | Sulfated/sulfonated surfactants | Harald P. Wulff | 1999-05-04 |
| 5780421 | Sulfated/sulfonated surfactants | Harald P. Wulff | 1998-07-14 |
| 5223165 | Use of alkyl glycosides for dust suppression | Michael Swartzlander, Thomas W. Cooke | 1993-06-29 |