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Inventor

Takahiro Nigawara

Inventor
Tokyo, JP

Overview

7→
Patents
2009–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 7 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 preparations39%
C07DHeterocyclic compounds39%
A61KPreparations for medical, dental or toiletry purposes22%
PatentTitleYear
10,774,082Quinazoline compound202010,556,906Quinazoline compound20209,585,889'Nitrogen-containing bicyclic aromatic heterocyclic compound'20179,328,118'Nitrogen-containing bicyclic aromatic heterocyclic compound'20168,329,707'Substituted pyrazine compounds'20127,947,690'Pyrimidine derivative condensed with a non-aromatic ring'20117,557,112'Aromatic-ring-fused pyrimidine derivative'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2020Patents assigned to ASTELLAS PHARMA INC (7)· patent assignee history
2009–2020Based in Tokyo, JP· patent location history
2012Patents assigned to AMINO NOBUAKI (1)· patent assignee history
2012Patents assigned to HAYAKAWA MASAHIKO (1)· patent assignee history
2012Patents assigned to KANAI AKIRA (1)· patent assignee history
2012Patents assigned to KIDO YOSHIYUKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASTELLAS PHARMA INC72009–2020
AMINO NOBUAKI12012
HAYAKAWA MASAHIKO12012
KANAI AKIRA12012
KIDO YOSHIYUKI12012
Locations
LocationPatentsSpan
Tokyo, JP72009–2020