Masuo Murakami
35Patents
10h-index
66Co-inventors
70Inventor score
Filing activity: May 1, 1973 → Aug 20, 1979
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3994974A | .alpha.-Aminomethylbenzyl alcohol derivatives | Chemistry; Metallurgy | 101 | Expired |
| US3985758A | 1,4-Dihydropyridine derivatives | Chemistry; Metallurgy | 46 | Expired |
| US4113882A | Stabilized oral prostaglandin formulation and the process for the preparation thereof | Chemistry; Metallurgy | 44 | Expired |
| US4186200A | Novel fused derivatives of 2-pyridones | Chemistry; Metallurgy | 20 | Expired |
| US3939150A | Penicillin derivatives | Chemistry; Metallurgy | 17 | Expired |
| US3953428A | Ampicillin derivatives substituted by heterocyclic acyl group | Chemistry; Metallurgy | 14 | Expired |
| US4063025A | 4-Substituted amino-.alpha.-aminomethylbenzyl alcohol derivatives | Chemistry; Metallurgy | 11 | Expired |
| US4036954A | Stable prostaglandin E group-containing formulation | Chemistry; Metallurgy | 11 | Expired |
| US4013773A | Solid composition | Performing Operations; Transporting | 10 | Expired |
| US4068074A | Cephalosporin derivatives having at the 3-position of the cephem ring a heterocyclic thiomethyl group with a carboxy or sulfo group and at the 7-position of the cephem ring an .alpha.-heterocylic acylaminophenyl-acetamide group | Chemistry; Metallurgy | 10 | Expired |
| US4041032A | Pyrazine derivatives | Chemistry; Metallurgy | 9 | Expired |
| US4021434A | Sodium .beta.-[2,6-dimethyl-3,5-bis(ethoxycarbonyl)-4-(3-nitrophenyl)-1,4-dihyd ropyridine-1-yl]ethyl sulfate | Chemistry; Metallurgy | 8 | Expired |
| US4288438A | Nitrogen-containing heterocyclic ring derivatives and analgesic and anti-inflammatory compositions and methods employing them | Chemistry; Metallurgy | 7 | Expired |
| US4097487A | Pyrrolidinyl and piperidinyl benzamide derivatives | Chemistry; Metallurgy | 7 | Expired |
| US4197243A | N-1-Benzyl-3-pyrrolidinyl-4-dimethylamino benzamide derivatives | Chemistry; Metallurgy | 7 | Expired |
| US4092428A | Process of preparing stable prostaglandin E group-containing formulation | Chemistry; Metallurgy | 6 | Expired |
| US3951954A | Novel oxofuryl ester derivatives of penicillin and cephalosporin | Chemistry; Metallurgy | 5 | Expired |
| US4127675A | 4-(Alkylamino-2-hydroxypropoxy)-indenes and method of use | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4165429A | 7.alpha.-METHOXY-CEPHALOSPORANIC ACID DERIVATIVES | Chemistry; Metallurgy | 4 | Expired |
| US4051126A | Process for the preparation of 6-alkoxy-substituted penicillins | Chemistry; Metallurgy | 4 | Expired |
| US4109088A | 2-(Indenyloxymethyl) morpholine derivatives | Chemistry; Metallurgy | 3 | Expired |
| US3935198A | Process for the preparation of the cephalosporanic acid derivative | Chemistry; Metallurgy | 3 | Expired |
| US4145363A | 4-Carbamoylamino-.alpha.-aminomethylbenzyl alcohol derivatives | Chemistry; Metallurgy | 2 | Expired |
| US4045482A | 4-(3-Isopropylamino-2-hydroxypropoxy indene | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4055589A | 20-Alkoxy-16-alkyl prostadienoic acid derivatives | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.