Inventor

Michihiro Yamamoto

Inventor

Nishinomiya, JP

Overview

28→

Patents

1976–1999

Patent span

Chemistry

Primary field (CPC C)

Patents· 28 as inventor

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

C07Dprimary

C07DHeterocyclic compounds57%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations23%

C07CAcyclic or carbocyclic compounds9%

A61KPreparations for medical, dental or toiletry purposes7%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%

Y02PClimate change mitigation technologies in the production or processing of goods2%

PatentTitleYear

5,962,438'Estrogen derivative having carriers to bone'1999 5,180,731'Aminoazole derivatives and their production and use'1993 5,066,666'Aminoazole derivatives and their production and use'1991 4,914,112'Aminoazole derivatives and their production and use'1990 4,705,786'Novel oxadiazolyl-1,4-dihydropyridines useful as antihypertensive agents'1987 4,680,307'Carbacyclin analogs'1987 4,618,617'Novel 5-substituted 1,2,4,-oxadiazole derivatives and preparation thereof'1986 4,537,989'Imino-bicyclo (3.3.0) octane derivatives'1985 4,387,223'Process for preparing 2(1H)-quinazolinone derivatives'1983 4,228,167'Diuretic and vasodilating tricyclic quinazolines'1980 4,202,895'1-Polyhaloalkyl-2(1H)-quinazolinone derivatives'1980 4,202,974'Process for preparing 3,4-dihydro-2(1H)-quinazolinone derivatives'1980 4,183,932'Fused quinazolinones and preparation thereof'1980 4,179,560'Imidazo- and pyrimido[2,1-b]quinazolines and preparation thereof'1979 4,146,717'Nitroquinazolinone compounds having antiviral properties'1979 4,099,002'Quinazolinone derivatives and a process for production thereof'1978 4,096,144'Process for preparing quinazolinone derivatives and their 2-(N-mono-substituted amino)-phenyl ketone intermediate derivatives'1978 4,079,053'Benzodiazepine derivatives'1978 4,067,868'Production of quinazolinone compounds'1978 4,048,168'Process for preparing 1-polyhaloalkyl-3,4-dihydro-2-(1H)-quinazolinones'1977 4,010,154'Benzodiazepinones'1977 4,002,755'Triazoloquinazolines'1977 4,002,611'Preparation of benzodiazepines'1977 3,989,829'1,4-Benzodiazepines'1976 3,980,645'Fused quinazolinones and a process for production thereof'1976 3,970,654'Antiviral 2(1H)-quinazolinone derivatives'1976 3,953,446'Process for preparing quinazolines'1976 3,950,526'Quinazoline derivatives in pharmaceutical compositions for treating pain and inflammation'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1987Patents assigned to SUMITOMO CHEMICAL CO (23)· patent assignee history

1976–1999Based in Nishinomiya, JP· patent location history

1976–1980Based in Toyonaka, JP· patent location history

1977Based in Takarazuka, JP· patent location history

1987–1999Patents assigned to SUMITOMO PHARMA (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO CHEMICAL CO	23	1976–1987
SUMITOMO PHARMA	5	1987–1999

Locations

Location	Patents	Span
Nishinomiya, JP	19	1976–1999
Toyonaka, JP	8	1976–1980
Takarazuka, JP	1	1977