Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844984 | Dispensing system with means for increasing delivery of beneficial agent from the system | James B. Eckenhoff, Richard Cortese | 1989-07-04 |
| 4801461 | Pseudoephedrine dosage form | Larry Hamel, George V. Guittard, Patrick S. L. Wong | 1989-01-31 |