Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322871 | Asymmetric aryl phosphites | Rita Pitteloud, Peter Hofmann, Volker Schenk, Eduard Troxler, Horst Zinke | 1994-06-21 |
| 5276161 | Process for the preparation of benzotriazoles | Helmut Prestel | 1994-01-04 |