Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688490 | Mucoadhesive compositions for increasing the ultrasonic image contrast of the digestive tract | Herve Tournier, Friedrich Cavagna | 1997-11-18 |
| 5653959 | Compositions for increasing the image contrast in diagnostic investigations of the digestive tract of patients | Herve Tournier, Friedrich Cavagna | 1997-08-05 |