Inventor

Masuo Murakami

Inventor

Tokyo, JP

Overview

37→

Patents

1976–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 37 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds45%

C07CAcyclic or carbocyclic compounds33%

A61KPreparations for medical, dental or toiletry purposes10%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%

G01RMeasuring electric variables2%

G03GElectrography2%

Y10TTechnical subjects covered by former us classification2%

PatentTitleYear

11,047,937Radio frequency power supply and magnetic resonance imaging apparatus2021 7,972,759'Electrophotographic image-receiving sheet, method for producing the same and image forming method'2011 4,288,438'Nitrogen-containing heterocyclic ring derivatives and analgesic and anti-inflammatory compositions and methods employing them'1981 4,284,778'Nitrogen-containing heterocyclic ring derivatives'1981 4,251,533'Nitrogen-containing heterocyclic compounds'1981 4,246,280'20-Alkoxy-16-alkyl-prostadienoic acid derivatives'1981 4,197,243'N-1-Benzyl-3-pyrrolidinyl-4-dimethylamino benzamide derivatives'1980 4,186,200'Novel fused derivatives of 2-pyridones'1980 4,165,429'7.alpha.-METHOXY-CEPHALOSPORANIC ACID DERIVATIVES'1979 4,145,363'4-Carbamoylamino-.alpha.-aminomethylbenzyl alcohol derivatives'1979 4,137,407'Process of preparing cephalosporanic acid ester derivatives'1979 4,127,675'4-(Alkylamino-2-hydroxypropoxy)-indenes and method of use'1978 4,113,882'Stabilized oral prostaglandin formulation and the process for the preparation thereof'1978 4,109,088'2-(Indenyloxymethyl) morpholine derivatives'1978 4,097,487'Pyrrolidinyl and piperidinyl benzamide derivatives'1978 4,092,428'Process of preparing stable prostaglandin E group-containing formulation'1978 4,068,074'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'1978 4,063,025'4-Substituted amino-.alpha.-aminomethylbenzyl alcohol derivatives'1977 4,058,665'Novel 3,15-dilower alkyl PGE.sub.2 derivatives'1977 4,055,589'20-Alkoxy-16-alkyl prostadienoic acid derivatives'1977 4,051,126'Process for the preparation of 6-alkoxy-substituted penicillins'1977 4,045,482'4-(3-Isopropylamino-2-hydroxypropoxy indene'1977 4,041,032'Pyrazine derivatives'1977 4,036,834'Derivatives of 7-(.alpha.-hydroxy-substituted pyridyl carboxamido-.alpha. p h .DELTA..sup.3 -cephem-4-carboxylic acid'1977 4,036,954'Stable prostaglandin E group-containing formulation'1977 4,026,927'Novel prostaglandin derivatives'1977 4,021,434'Sodium .beta.-[2,6-dimethyl-3,5-bis(ethoxycarbonyl)-4-(3-nitrophenyl)-1,4-dihyd ropyridine-1-yl]ethyl sulfate'1977 4,013,773'Solid composition'1977 3,994,974'.alpha.-Aminomethylbenzyl alcohol derivatives'1976 3,991,111'N-alkenyltetracycline derivatives'1976 3,985,758'1,4-Dihydropyridine derivatives'1976 3,953,428'Ampicillin derivatives substituted by heterocyclic acyl group'1976 3,953,437'Process of preparing cephalosporanic acid ester derivatives'1976 3,951,954'Novel oxofuryl ester derivatives of penicillin and cephalosporin'1976 3,951,962'Novel N-alkenyltetracycline derivatives'1976 3,939,150'Penicillin derivatives'1976 3,935,198'Process for the preparation of the cephalosporanic acid derivative'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to YAMANOUCHI PHARMA CO LTD (35)· patent assignee history

1976–1981Based in Tokyo, JP· patent location history

1978Based in Higashikurume, JP· patent location history

2011Patents assigned to FUJIFILM CORP (1)· patent assignee history

2011Based in Kyoto, JP· patent location history

2021Patents assigned to CANON MEDICAL SYSTEMS CORP (1)· patent assignee history

2021Based in Nasushiobara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
YAMANOUCHI PHARMA CO LTD	35	1976–1981
CANON MEDICAL SYSTEMS CORP	1	2021
FUJIFILM CORP	1	2011

Locations

Location	Patents	Span
Tokyo, JP	34	1976–1981
Nasushiobara, JP	1	2021
Kyoto, JP	1	2011
Higashikurume, JP	1	1978