Inventor

Yasuyoshi Arikawa

Inventor
Osaka, JP

Overview

15→
Patents
2002–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 15 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 preparations37%
C07DHeterocyclic compounds34%
A61KPreparations for medical, dental or toiletry purposes22%
C07BGeneral methods of organic chemistry5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2008Based in Hirakata, JP· patent location history
2006–2015Patents assigned to TAKEDA PHARMACEUTICAL (10)· patent assignee history
2012–2015Patents assigned to ARIKAWA YASUYOSHI (6)· patent assignee history
2012–2015Patents assigned to NISHIDA HARUYUKI (4)· patent assignee history
2012–2015Based in Osaka, JP· patent location history
2013–2015Patents assigned to DONG QING (2)· patent assignee history
2013–2015Patents assigned to FEHER VICTORIA (2)· patent assignee history
2015–2019Based in Kanagawa, JP· patent location history
2018Based in Fujisawa, JP· patent location history
2021Based in Minoh, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAKEDA PHARMACEUTICAL102006–2015
ARIKAWA YASUYOSHIself62012–2015
NISHIDA HARUYUKI42012–2015
DONG QING22013–2015
FEHER VICTORIA22013–2015
Locations
LocationPatentsSpan
Osaka, JP62012–2015
Hirakata, JP32002–2008
Minoh, JP22021
Kanagawa, JP22015–2019
Fujisawa, JP12018