William L. Studt
80Patents
9h-index
27Co-inventors
74Inventor score
Filing activity: Mar 30, 1976 → Sep 2, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4666913A | Hydroxy and aminothiazolyl-benzodiazinone compounds, cardiotonic compositions including the same, and their uses | Chemistry; Metallurgy | 54 | Expired |
| US4721721A | 6-(4-thiazole) compounds, cardiotonic compositions including the same, and their uses | Chemistry; Metallurgy | 49 | Expired |
| US4822794A | Pyridooxazinone-pyridone compounds, cardiotonic compositions including the same, and their uses | Human Necessities | 49 | Expired |
| US4866074A | Naphtheridinone- and pyridooxazinone-pyridone compounds, cardiotonic compositions including same, and their uses | Chemistry; Metallurgy | 34 | Expired |
| US4058557A | Amidinoureas | Chemistry; Metallurgy | 15 | Expired |
| US4806535A | Imidazolylphenyl and 1,2,4-triazolylphenyl benzopyridazinone and pyridopyridazinone compounds and their use for increasing cardiatonic contractility | Chemistry; Metallurgy | 14 | Expired |
| US4544670A | Method of treating coccidiosis with acyl guanidines | Chemistry; Metallurgy | 12 | Expired |
| US4638001A | Bicyclic benzenoid aminoalkylene ethers and thioethers, pharmaceutical compositions and use | Chemistry; Metallurgy | 10 | Expired |
| US4859672A | Pyrido[2,3-d]pyrimidinone and imidazo[4,5-b]pyrimidinone | Chemistry; Metallurgy | 9 | Expired |
| US4785005A | 6-(6-alkylpyridone)-carbostyril compounds and their cardiotonic uses | Human Necessities | 8 | Expired |
| US4496573A | 1-Pyridylmethyl-3-acyl guanidines | Chemistry; Metallurgy | 8 | Expired |
| US4707478A | Heterocyclic amidino substituted ureas and their pharmaceutical uses | Chemistry; Metallurgy | 8 | Expired |
| US5002944A | Compounds having cardiotonic activity | Chemistry; Metallurgy | 7 | Expired |
| US4246409A | Triazinones | Human Necessities | 7 | Expired |
| US4826835A | Pyridyl-pyridazinone and pyridyl-pyrazolinone compounds and their use in the treatment of congestive heart failure | Chemistry; Metallurgy | 6 | Expired |
| US4241087A | Dysmenorrhea treatment | Human Necessities | 6 | Expired |
| US4520025A | Bicyclic nitrogen heterocyclic ethers and thioethers, and their pharmaceutical uses | Chemistry; Metallurgy | 5 | Expired |
| US4868300A | Benzodiazinone-pyridazinone and hydroxy-pyrazolyl compounds, cardiotonic compositions including the same, and their uses | Chemistry; Metallurgy | 5 | Expired |
| US4486439A | Treatment of coccidiosis | Human Necessities | 5 | Expired |
| US4764512A | Benzodiazinone-pyridone compounds, cardiotonic compositions including the same, and their uses | Human Necessities | 4 | Expired |
| US4818755A | Bicyclic heteroaryl thiazole compounds, cardiotonic compositions including the same, and their uses | Chemistry; Metallurgy | 4 | Expired |
| US4563460A | Quinoline and quinazoline derivatives for treating gastrointestinal motility dysfunctions | Human Necessities | 4 | Expired |
| US4562188A | Triazinones for treating irritable bowel syndrome | Human Necessities | 3 | Expired |
| US4387225A | Heterocyclic alkylene triazinones | Chemistry; Metallurgy | 3 | Expired |
| US4788187A | Benzocyclobutene aminoalkylene ethers and thioethers, pharmaceutical composition and use | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.