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Inventor

Kazuto Sekiuchi

Inventor
Tatebayashi, JP

Overview

6→
Patents
1985–2003
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds27%
C07DHeterocyclic compounds27%
C07HSugars18%
A61KPreparations for medical, dental or toiletry purposes9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%
C07BGeneral methods of organic chemistry9%
PatentTitleYear
6,632,943'Process for production of optically active pyrroloazepine derivatives'20036,049,009'Production method of optically active trans-vinylsulfide alcohol'20005,274,085'Process for preparing erythromycin A oxime or a salt thereof'19934,990,602'Erythromycin A derivatives'19914,885,367'Sulfonanilide compounds'19894,557,871'Novel styrene derivatives of the general formula'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1993Patents assigned to TAISHO PHARMACEUTICAL CO LTD (4)· patent assignee history
1985Based in Tokyo, JP· patent location history
1989–1991Based in Ageo, JP· patent location history
1993–2003Based in Tatebayashi, JP· patent location history
2000Patents assigned to SUNTORY LTD (1)· patent assignee history
2003Patents assigned to DAIICHI SUNTORY PHARMA CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAISHO PHARMACEUTICAL CO LTD41985–1993
DAIICHI SUNTORY PHARMA CO LTD12003
SUNTORY LTD12000
Locations
LocationPatentsSpan
Tatebayashi, JP31993–2003
Ageo, JP21989–1991
Tokyo, JP11985