P

Inventor

MURAKAMI MASUO

37 patents
⚠️ This page may combine multiple inventors who share the name “MURAKAMI MASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMANOUCHI PHARMA CO LTD

35 patents
US3994974ANov 30, 1976

α-Aminomethylbenzyl alcohol derivatives

YAMANOUCHI PHARMA CO LTD236 citations98
US3985758AOct 12, 1976

1,4-Dihydropyridine derivatives

YAMANOUCHI PHARMA CO LTD81 citations95
US4113882ASep 12, 1978

Stabilized oral prostaglandin formulation and the process for the preparation thereof

YAMANOUCHI PHARMA CO LTD68 citations94
US4186200AJan 29, 1980

Novel fused derivatives of 2-pyridones

YAMANOUCHI PHARMA CO LTD30 citations92
US4036954AJul 19, 1977

Stable prostaglandin E group-containing formulation

YAMANOUCHI PHARMA CO LTD21 citations80
US3939150AFeb 17, 1976

Penicillin derivatives

YAMANOUCHI PHARMA CO LTD20 citations78
US3953428AApr 27, 1976

Ampicillin derivatives substituted by heterocyclic acyl group

YAMANOUCHI PHARMA CO LTD17 citations76
US4288438ASep 8, 1981

Nitrogen-containing heterocyclic ring derivatives and analgesic and anti-inflammatory compositions and methods employing them

YAMANOUCHI PHARMA CO LTD10 citations73
US4063025ADec 13, 1977

4-Substituted amino-α-aminomethylbenzyl alcohol derivatives

YAMANOUCHI PHARMA CO LTD14 citations73
US4045482AAug 30, 1977

4-(3-Isopropylamino-2-hydroxypropoxy indene

YAMANOUCHI PHARMA CO LTD14 citations73
US4197243AApr 8, 1980

N-1-Benzyl-3-pyrrolidinyl-4-dimethylamino benzamide derivatives

YAMANOUCHI PHARMA CO LTD12 citations72
US4109088AAug 22, 1978

2-(indenyloxymethyl) morpholine derivatives

YAMANOUCHI PHARMA CO LTD15 citations72
US4097487AJun 27, 1978

Pyrrolidinyl and piperidinyl benzamide derivatives

YAMANOUCHI PHARMA CO LTD16 citations72
US4092428AMay 30, 1978

Process of preparing stable prostaglandin E group-containing formulation

YAMANOUCHI PHARMA CO LTD14 citations72
US4068074AJan 10, 1978

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 α-heterocylic acylaminophenyl-acetamide group

YAMANOUCHI PHARMA CO LTD12 citations72
US4021434AMay 3, 1977

Sodium β-[2,6-dimethyl-3,5-bis(ethoxycarbonyl)-4-(3-nitrophenyl)-1,4-dihydropyridine-1-yl]ethyl sulfate

YAMANOUCHI PHARMA CO LTD11 citations72
US4013773AMar 22, 1977

Solid composition

YAMANOUCHI PHARMA CO LTD11 citations72
US3951954AApr 20, 1976

Novel oxofuryl ester derivatives of penicillin and cephalosporin

YAMANOUCHI PHARMA CO LTD6 citations71
US4041032AAug 9, 1977

Pyrazine derivatives

YAMANOUCHI PHARMA CO LTD14 citations68
US4284778AAug 18, 1981

Nitrogen-containing heterocyclic ring derivatives

YAMANOUCHI PHARMA CO LTD3 citations62
US4251533AFeb 17, 1981

Nitrogen-containing heterocyclic compounds

YAMANOUCHI PHARMA CO LTD3 citations62
US4165429AAug 21, 1979

7α-METHOXY-CEPHALOSPORANIC ACID DERIVATIVES

YAMANOUCHI PHARMA CO LTD4 citations62
US4145363AMar 20, 1979

4-Carbamoylamino-α-aminomethylbenzyl alcohol derivatives

YAMANOUCHI PHARMA CO LTD4 citations62
US4127675ANov 28, 1978

4-(Alkylamino-2-hydroxypropoxy)-indenes and method of use

YAMANOUCHI PHARMA CO LTD5 citations62
US4036834AJul 19, 1977

Derivatives of 7-(α-hydroxy-substituted pyridyl carboxamido-α phΔ3 -cephem-4-carboxylic acid

YAMANOUCHI PHARMA CO LTD2 citations62
US4137407AJan 30, 1979

Process of preparing cephalosporanic acid ester derivatives

YAMANOUCHI PHARMA CO LTD2 citations61
US4055589AOct 25, 1977

20-Alkoxy-16-alkyl prostadienoic acid derivatives

YAMANOUCHI PHARMA CO LTD2 citations61
US4051126ASep 27, 1977

Process for the preparation of 6-alkoxy-substituted penicillins

YAMANOUCHI PHARMA CO LTD4 citations60
US3951962AApr 20, 1976

Novel N-alkenyltetracycline derivatives

YAMANOUCHI PHARMA CO LTD3 citations60
US3935198AJan 27, 1976

Process for the preparation of the cephalosporanic acid derivative

YAMANOUCHI PHARMA CO LTD3 citations60
US4246280AJan 20, 1981

20-Alkoxy-16-alkyl-prostadienoic acid derivatives

YAMANOUCHI PHARMA CO LTD0 citations51
US3953437AApr 27, 1976

Process of preparing cephalosporanic acid ester derivatives

YAMANOUCHI PHARMA CO LTD1 citations51
US4026927AMay 31, 1977

Novel prostaglandin derivatives

YAMANOUCHI PHARMA CO LTD0 citations49
US4058665ANov 15, 1977

Novel 3,15-dilower alkyl PGE2 derivatives

YAMANOUCHI PHARMA CO LTD0 citations46
US3991111ANov 9, 1976

N-alkenyltetracycline derivatives

YAMANOUCHI PHARMA CO LTD0 citations39

FUJIFILM CORP

1 patent

SONY GROUP CORP

1 patent