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Inventor

Norio Seki

Inventor
Tokyo, JP

Overview

16→
Patents
2003–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 16 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes32%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations32%
C07DHeterocyclic compounds32%
C07CAcyclic or carbocyclic compounds4%
PatentTitleYear
10,532,048Tetrahydroisoquinolin-1-one derivative or salt thereof202010,016,410Tetrahydroisoquinolin-1-one derivative or salt thereof20189,556,160'Guanidine compound'20179,526,719'Tetrahydroisoquinolin-1-one derivative or salt thereof'20169,150,541'Tetrahydroisoquinolin-1-one derivative or salt thereof'20159,051,283'Guanidine compound'20158,802,679'Glycine compound'20148,716,470'Guanidine compound'20148,486,970'Tetrahydroisoquinolin-1-one derivative or salt thereof'20138,273,745'Polycyclic acid compounds useful as CRTH2 antagonists and antiallergic agents'2012RE043481'Diazepan derivatives or salts thereof'20128,022,208'Benzene derivative or salt thereof'20117,569,688'Propane-1, 3-dione derivative'20097,307,074'Diazepan derivatives or salts thereof'20076,960,591'Propane-1,3-dione derivative'20056,642,224'Diazepan derivatives or salts thereof'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2012Based in Tsukuba, JP· patent location history
2007–2017Patents assigned to ASTELLAS PHARMA INC (9)· patent assignee history
2011–2020Based in Tokyo, JP· patent location history
2012–2014Patents assigned to SEKI NORIO (4)· patent assignee history
2012–2013Patents assigned to ISHIHARA TSUKASA (2)· patent assignee history
2012–2014Patents assigned to KOGA YUJI (2)· patent assignee history
2012–2017Based in Chuo-ku, JP· patent location history
2013–2020Patents assigned to SELDAR PHARMA INC (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASTELLAS PHARMA INC92007–2017
SELDAR PHARMA INC52013–2020
SEKI NORIOself42012–2014
ISHIHARA TSUKASA22012–2013
KOGA YUJI22012–2014
Locations
LocationPatentsSpan
Tokyo, JP72011–2020
Tsukuba, JP52003–2012
Chuo-ku, JP42012–2017