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Inventor

Satoshi Niizuma

Inventor
Kanagawa, JP

Overview

9→
Patents
2004–2019
Patent span
Human necessities
Primary field (CPC A)

Patents· 9 as inventor

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

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations35%
C07DHeterocyclic compounds35%
A61KPreparations for medical, dental or toiletry purposes23%
C07CAcyclic or carbocyclic compounds4%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management4%
PatentTitleYear
10,479,780Aminopyrazole derivatives201910,005,739Quinazolinone and isoquinolinone derivative20189,695,118'Benzamide derivative'20179,567,304'Quinazolinedione derivative'20178,143,274'1-(2H)-isoquinolone derivative'20127,820,693'1-(2H)-isoquinolone derivative'20107,595,400'Process for the preparation of hexacyclic compounds'20097,109,195'Hexacyclic compounds and their therapeutic use'20066,825,194'Hexacyclic compounds'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2019Patents assigned to CHUGAI PHARMACEUTICAL CO LTD (9)· patent assignee history
2004–2006Based in Yokohama, JP· patent location history
2009–2017Based in Kanagawa, JP· patent location history
2010Based in Kamakura, JP· patent location history
2012Patents assigned to EDA HIROYUKI (1)· patent assignee history
2012Patents assigned to HATTORI KAZUO (1)· patent assignee history
2012Patents assigned to NIIZUMA SATOSHI (1)· patent assignee history
2018–2019Based in Shizuoka, JP· patent location history
2019Patents assigned to HOFFMANN LA ROCHE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHUGAI PHARMACEUTICAL CO LTD92004–2019
EDA HIROYUKI12012
HATTORI KAZUO12012
HOFFMANN LA ROCHE12019
NIIZUMA SATOSHIself12012
Locations
LocationPatentsSpan
Kanagawa, JP42009–2017
Shizuoka, JP22018–2019
Yokohama, JP22004–2006
Kamakura, JP12010