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Inventor

Hirotsugu Komatsu

Inventor
Tokyo, JP

Overview

6→
Patents
1991–2014
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes36%
C07DHeterocyclic compounds36%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
8,883,777'Compositions controlling pH range of release and/or release rate'20145,721,231'Thienotriazolodiazepine compound and pharmaceutical use thereof'19985,712,274'Thienotriazolodiazepine compounds and their pharmaceutical use'19985,686,479'Immunosuppressive drug'19975,124,331'3,4-dihydrothieno[2,3-d]pyrimidine compounds and their pharmaceutical use'19925,037,958'Immunosuppressive factor'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1998Patents assigned to YOSHITOMI PHARMACEUTICAL (5)· patent assignee history
1991–2014Based in Tokyo, JP· patent location history
1997–1998Based in Saitama, JP· patent location history
1998Based in Iruma, JP· patent location history
2014Patents assigned to KOMATSU HIROTSUGU (1)· patent assignee history
2014Patents assigned to MITSUBISHI TANABE PHARMA CORP (1)· patent assignee history
2014Patents assigned to OMURA TOMOYUKI (1)· patent assignee history
2014Patents assigned to SAGARA KAZUYOSHI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YOSHITOMI PHARMACEUTICAL51991–1998
KOMATSU HIROTSUGUself12014
MITSUBISHI TANABE PHARMA CORP12014
OMURA TOMOYUKI12014
SAGARA KAZUYOSHI12014
Locations
LocationPatentsSpan
Tokyo, JP31991–2014
Saitama, JP21997–1998
Iruma, JP11998