Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5196348 | Perfluoro-crown ethers in fluorine magnetic resonance spectroscopy of biopsied tissue | Frank K. Schweighardt | 1993-03-23 |
| 5068098 | Perfluoro-crown ethers in fluorine magnetic resonance spectroscopy | Frank K. Schweighardt | 1991-11-26 |
| 4838274 | Perfluoro-crown ethers in fluorine magnetic resonance imaging | Frank K. Schweighardt | 1989-06-13 |