LexDanaLexDanabeta
Inventor

Itsuro Shimada

Inventor
Tokyo, JP

Overview

16→
Patents
2001–2020
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.

C07Dprimary
C07DHeterocyclic compounds37%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations35%
A61KPreparations for medical, dental or toiletry purposes28%
PatentTitleYear
10,774,082Quinazoline compound202010,556,906Quinazoline compound202010,532,048Tetrahydroisoquinolin-1-one derivative or salt thereof202010,016,410Tetrahydroisoquinolin-1-one derivative or salt thereof20189,526,719'Tetrahydroisoquinolin-1-one derivative or salt thereof'20169,487,491'Diamino heterocyclic carboxamide compound'20169,150,541'Tetrahydroisoquinolin-1-one derivative or salt thereof'20159,085,540'Pyrazinecarboxamide compound'20158,969,336'Diamino heterocyclic carboxamide compound'20158,486,970'Tetrahydroisoquinolin-1-one derivative or salt thereof'20138,318,702'Di(arylamino)aryl compounds'20127,960,562'Propane-1,3-dione derivative or salt thereof'20117,084,164'Triazole derivative'20067,034,047'Triazole derivative'20066,642,264'Thiazolobenzoimidazole derivatives'20036,245,796'Tricyclic pyrrole or pyrazole derivative'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Based in Ibaraki, JP· patent location history
2006–2020Patents assigned to ASTELLAS PHARMA INC (9)· patent assignee history
2006Based in Tsukuba, JP· patent location history
2011–2020Based in Tokyo, JP· patent location history
2012–2015Patents assigned to SHIMADA ITSURO (3)· patent assignee history
2012–2015Patents assigned to IIKUBO KAZUHIKO (2)· patent assignee history
2012–2015Patents assigned to KAMIKAWA AKIO (2)· patent assignee history
2013–2020Patents assigned to SELDAR PHARMA INC (5)· patent assignee history
2016Based in Chuo-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASTELLAS PHARMA INC92006–2020
SELDAR PHARMA INC52013–2020
SHIMADA ITSUROself32012–2015
IIKUBO KAZUHIKO22012–2015
KAMIKAWA AKIO22012–2015
Locations
LocationPatentsSpan
Tokyo, JP112011–2020
Tsukuba, JP22006
Ibaraki, JP22001–2003
Chuo-ku, JP12016