Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882682 | Controlled release simvastatin delivery device | James D. Pipkin | 1999-03-16 |
| 5582838 | Controlled release drug suspension delivery device | James D. Pipkin | 1996-12-10 |
| 5543154 | Controlled release nifedipine delivery device | James D. Pipkin | 1996-08-06 |
| 5366738 | Controlled release drug dispersion delivery device | James D. Pipkin | 1994-11-22 |
| 4968507 | Controlled porosity osmotic pump | Gaylen M. Zentner, Kenneth J. Himmelstein | 1990-11-06 |
| 4886668 | Multiparticulate controlled porosity osmotic pump | John L. Haslam | 1989-12-12 |
| 4880631 | Controlled porosity osmotic pump | John L. Haslam | 1989-11-14 |
| 4851228 | Multiparticulate controlled porosity osmotic | Gaylen M. Zentner, Kenneth J. Himmelstein | 1989-07-25 |