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Inventor

Ryutaro Wakayama

Inventor
Tsukuba, JP

Overview

7→
Patents
2005–2014
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 preparations33%
C07DHeterocyclic compounds33%
A61KPreparations for medical, dental or toiletry purposes29%
C07CAcyclic or carbocyclic compounds5%
PatentTitleYear
8,765,764'2-acylaminothiazole derivative or salt thereof'20148,338,429'2-acylaminothiazole derivative or salt thereof'20127,973,078'Sulfonamide compound or salt thereof'20117,638,536'2-Acylaminothiazole derivative or salt thereof'20097,569,688'Propane-1, 3-dione derivative'20097,056,910'1,4,5.6-tetrahydroimidazo[4,5-d]diazepine derivatives or salts thereof'20066,960,591'Propane-1,3-dione derivative'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2009Based in Tsukuba, JP· patent location history
2006–2014Patents assigned to ASTELLAS PHARMA INC (6)· patent assignee history
2011–2014Based in Tokyo, JP· patent location history
2012Patents assigned to HIRAYAMA FUKUSHI (1)· patent assignee history
2012Patents assigned to KOGA YUJI (1)· patent assignee history
2012Patents assigned to NAGATA HIROSHI (1)· patent assignee history
2012Patents assigned to SUGASAWA KEIZO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASTELLAS PHARMA INC62006–2014
HIRAYAMA FUKUSHI12012
KOGA YUJI12012
NAGATA HIROSHI12012
SUGASAWA KEIZO12012
Locations
LocationPatentsSpan
Tsukuba, JP42005–2009
Tokyo, JP32011–2014