Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650102 | Process for microencapsulation using oil-soluble emulsifiers | Manfred Hagedorn, Peter-Roger Nyssen | 1997-07-22 |
| 5635211 | Microcapsules having walls made of polyisocyanate/guanidine reaction products | Ulrich Nehen | 1997-06-03 |