Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376459 | Method for treating leather | Juergen Christner, Maria L. Weber | 1994-12-27 |
| 5288809 | Polymer product for treating leather | Juergen Christner, Maria L. Weber, Victor N'Gueyilbe | 1994-02-22 |