Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5274028 | Polyvinyl pyrrolidone-grafted coatings on preformed polymers | William Jeffrey Bertrand, Stephen L. Coulter, Cary J. Reich | 1993-12-28 |
| 4994025 | Method of dissolving cholesterol-rich calculi with short chain halogenated organic solvents and cosolvents | Kenneth G. Mayhan, John T. Sorensen | 1991-02-19 |