Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5246714 | Drug preparation | Mats Johansson, John A. Sandberg, John A. Sjogren | 1993-09-21 |
| 4927640 | Controlled release beads having glass or silicon dioxide core | Mats Johansson, John A. Sandberg | 1990-05-22 |