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Inventor

Nobumasa Otsubo

Inventor
Sunto-gun, JP

Overview

4→
Patents
2011–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 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 preparations36%
C07DHeterocyclic compounds36%
A61KPreparations for medical, dental or toiletry purposes27%
PatentTitleYear
10,787,428a,b-unsaturated amide compound20209,453,021'Pyrimidodiazepinone compound'20168,507,484'Preventive and/or therapeutic agent for neutrophilic inflammatory diseases'20137,998,954'Pyrimidodiazepinone derivative'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2016Patents assigned to KYOWA HAKKO KIRIN CO LTD (3)· patent assignee history
2011–2013Based in Sunto-gun, JP· patent location history
2013–2016Patents assigned to IIDA KYOICHIRO (2)· patent assignee history
2013–2016Patents assigned to OTSUBO NOBUMASA (2)· patent assignee history
2013Patents assigned to ARAI HITOSHI (1)· patent assignee history
2013Patents assigned to HIURA NAOKO (1)· patent assignee history
2016Based in Mishima, JP· patent location history
2020Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KYOWA HAKKO KIRIN CO LTD32011–2016
IIDA KYOICHIRO22013–2016
OTSUBO NOBUMASAself22013–2016
ARAI HITOSHI12013
HIURA NAOKO12013
Locations
LocationPatentsSpan
Sunto-gun, JP22011–2013
Chiyoda-ku, JP12020
Mishima, JP12016