Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656291 | Controlled release preparation | Birgitta Olsson, Maritta Anneli Pesonen | 1997-08-12 |
| 5635205 | Pharmaceutical carrier system containing defined lipids | Håkan Nyqvist, Per Tingvall | 1997-06-03 |
| 5614218 | Controlled release preparation | Birgitta Olsson, Maritta Anneli Pesonen | 1997-03-25 |
| 5607695 | Process for the manufacture of porous cellulose matrices | Bo Ek, Kjell Eriksson, Per Nyqvist | 1997-03-04 |