Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906629 | Pyridazinone and pyrazolone compounds, cardiotonic compositions including same, and their uses | William L. Studt, Henry F. Campbell, Donald E. Kuhla, Thomas J. Tucker | 1990-03-06 |
| 4866074 | Naphtheridinone- and pyridooxazinone-pyridone compounds, cardiotonic compositions including same, and their uses | William L. Studt, Henry F. Campbell, Donald E. Kuhla, Thomas J. Tucker | 1989-09-12 |
| 4859672 | Pyrido[2,3-d]pyrimidinone and imidazo[4,5-b]pyrimidinone | Henry F. Campbell, Donald E. Kuhla, William L. Studt, William C. Faith, Bruce F. Molino | 1989-08-22 |
| 4829066 | Pyridooxazinone-pyridazinone and pyrazolone compounds, cardiotonic compositions including the same, and their use | William L. Studt, Henry F. Campbell, Donald E. Kuhla | 1989-05-09 |
| 4822794 | Pyridooxazinone-pyridone compounds, cardiotonic compositions including the same, and their uses | William L. Studt, Henry F. Campbell, Donald E. Kuhla | 1989-04-18 |