Sadao Ishihara
20Patents
8h-index
32Co-inventors
71Inventor score
Filing activity: Sep 23, 1981 → Aug 25, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5880147A | Amide derivatives having ACAT inhibitory activity, their preparation and their therapeutic and prohylactic use | Chemistry; Metallurgy | 28 | Expired |
| US6040339A | Urea derivatives having ACAT inhibitory activity, their preparation and their therapeutic and prophylactic use | Chemistry; Metallurgy | 27 | Expired |
| US4699905A | Perhydrothiazepine derivatives, their preparation and their therapeutic use | Human Necessities | 25 | Expired |
| US4486425A | 7-[2-(2-A minothiazol-4-yl)-2-(syn)-methoxyiminoacetamido]-3-methoxymethyl-3-cephem -4-carboxylates | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4734410A | Lactam derivatives and their use as hypotensive agents | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4483855A | Cephalosporin derivative and antibiotic compositions | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5614550A | Amide and urea derivatives having anti-hypercholesteremic activity, their preparation and their therapeutic uses | Chemistry; Metallurgy | 11 | Expired |
| US5298516A | Thiazolidone compounds and method of using the same as a vasodilator | Chemistry; Metallurgy | 8 | Expired |
| US5534529A | Substituted aromatic amides and ureas derivatives having anti-hypercholesteremic activity, their preparation and their therapeutic uses | Chemistry; Metallurgy | 7 | Expired |
| US5356918A | Oxazolidinone compounds and method of using the same as a vasodilator | Chemistry; Metallurgy | 6 | Expired |
| US5705527A | Amino acid derivatives | Chemistry; Metallurgy | 5 | Expired |
| US5451688A | Hexahydronaphthalene ester derivatives, their preparation and their therapeutic uses | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4716158A | 7-(2-amin othiazol-4-yl)-2-(syn)-methoxyiminoacetamido)-3-methoxymethyl-3-cepham-4- carboxylates | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5580893A | Nitroxyalkylamide derivatives | Chemistry; Metallurgy | 2 | Expired |
| US4778790A | Perhydrothiazepine and perhydroazepine derivatives and their therapeutic use | Human Necessities | 2 | Expired |
| US5827855A | Hexahydronaphthalene ester derivatives their preparation and their therapeutic uses | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5491167A | Hexahydronaphthalene ester derivatives, their preparation and their therapeutic uses | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5925658A | Optically active thiazolidinone derivative | Chemistry; Metallurgy | 1 | Expired |
| US5843973A | Thiazolidinone compounds and composition for angina pectoris comprising the compounds as an active ingredient | Chemistry; Metallurgy | 1 | Expired |
| US5891898A | Method for treating or preventing ulcerative diseases by administering thia- or oxazolidinone compounds | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.