Ralph A. Rivero
40Patents
13h-index
63Co-inventors
84Inventor score
Filing activity: Jun 11, 1991 → Apr 24, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5223499A | 6-amino substituted imidazo[4,5-bipyridines as angiotensin II antagonists | Chemistry; Metallurgy | 102 | Expired |
| US5312820A | Substituted carbamoyl and oxycarbonyl derivatives of biphenylmethylamines | Chemistry; Metallurgy | 68 | Expired |
| US5177074A | Angiotensin II antagonists incorporating a substituted thiophene or furan | Chemistry; Metallurgy | 45 | Expired |
| US5668176A | Phenoxyphenylacetic acid derivatives | Chemistry; Metallurgy | 38 | Expired |
| US5444067A | Pharmaceutical treatment methods using angiotensin II receptor agonists bearing a thiophene moiety | Chemistry; Metallurgy | 28 | Expired |
| US5264439A | Quinazolinone, triazolinone and pyrimidinone angiotensin II antagonists incorporating a substituted benzyl element | Chemistry; Metallurgy | 25 | Expired |
| US5565485A | Biphenyl compounds useful or endothelin antagonists | Chemistry; Metallurgy | 24 | Expired |
| US5183810A | Imidazole angiotensin II antagonists incorporating a substituted benzyl element | Chemistry; Metallurgy | 20 | Expired |
| US5449682A | Angiotensin II antagonists incorporating a substituted benzyl element | Chemistry; Metallurgy | 19 | Expired |
| US5187159A | Angiotensin II antagonists incorporating a substituted 1,3-benzodioxole or 1,3-benzodithiole | Chemistry; Metallurgy | 18 | Expired |
| US5412097A | Heterocyclic compounds bearing acidic functional groups as angiotensin II antagonists | Chemistry; Metallurgy | 17 | Expired |
| US8435988B2 | Benzimidazole derivatives as P13 kinase inhibitors | Chemistry; Metallurgy | 15 | Active |
| US5240938A | Angiotensin II antagonists incorporating a substituted pyridoimidazolyl ring | Human Necessities | 13 | Expired |
| US6228986A | Solid-phase synthesis of novel 14-membered macroycles for high throughput screening | Chemistry; Metallurgy | 12 | Expired |
| US5198438A | Angiotensin II antagonists incorporating a substituted thiophene or furan | Chemistry; Metallurgy | 10 | Expired |
| US5177095A | Triazole angiotensin II antagonists incorporating a substituted benzyl element | Chemistry; Metallurgy | 10 | Expired |
| US6511980B2 | Substituted diamine derivatives useful as motilin antagonists | Chemistry; Metallurgy | 9 | Expired |
| US5252574A | Angiotensin II antagonists incorporating a substituted thiophene or furan | Chemistry; Metallurgy | 8 | Expired |
| US7019008B2 | Pyrrolidine sulfonamides | Chemistry; Metallurgy | 7 | Expired |
| US5194605A | Cyclic renin inhibitors containing 2-substituted (3S,4S)-4-amino-5-cyclohexyl-3-hydroxy pentanoic acid, 2-substituted (3S,4S)-5-cyclohexyl-3,4-di-hydroxy pentanoic acid or 2-substituted (4S,5S)-5-amino-6-cyclohexyl-4-hydroxyhexanoic acid or its analogs | Human Necessities | 7 | Expired |
| US5554625A | Substituted biphenylmethylimidazopyridines | Human Necessities | 5 | Expired |
| US5767310A | Phenoxyphenylacetic acid derivatives | Chemistry; Metallurgy | 2 | Expired |
| US6967199B2 | Substituted diamine derivatives useful as motilin antagonists | Chemistry; Metallurgy | 2 | Expired |
| US7166601B2 | Substituted diamine derivatives useful as motilin antagonists | Chemistry; Metallurgy | 1 | Expired |
| US7112586B2 | Substituted diamine derivatives useful as motilin antagonists | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.