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Inventor

Norio Ohto

Inventor
Chiba, JP

Overview

7→
Patents
1990–1997
Patent span
Chemistry
Primary field (CPC C)

Patents· 7 as inventor

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

C07Dprimary
C07DHeterocyclic compounds100%
PatentTitleYear
5,602,160'Aminoketone derivatives and use thereof'19975,538,985'Pyrrolidinone derivatives'19965,498,619'Aminoketone derivative and use thereof'19965,338,857'Aminoketone derivatives of 1,2-oxazole and use thereof'19945,089,622'(-)-2-pyrazoline compounds and therapeutic agent for cerebrovascular disorders containing the same as effective ingredient'19925,075,449'Method of optically resolving (.+-.)-1-(3-pyridylcarbonyl)-5-methyl-2-pyrazoline'19914,895,947'Process for producing 1-acyl-2-pyrazoline derivative'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1997Patents assigned to MITSUI TOATSU CHEMICALS (7)· patent assignee history
1990Based in Kanagawa, JP· patent location history
1991–1992Based in Ichikawa, JP· patent location history
1994–1997Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUI TOATSU CHEMICALS71990–1997
Locations
LocationPatentsSpan
Chiba, JP41994–1997
Ichikawa, JP21991–1992
Kanagawa, JP11990