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Inventor

Tadayoshi Ohmura

Inventor
Niiza, JP

Overview

13→
Patents
1977–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 13 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes75%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
H01JElectric discharge tubes or discharge lamps6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
10,971,345Mass spectrometer and mass spectrometry method20215,624,687'Quick-dissolution solid preparation'19975,258,186'Drug release controlling coating material for long acting formulations'19935,028,664'Drug-release controlling coating material for long acting formulations'19914,758,437'Composition for long acting nicardipine preparation and process of producing the composition'19884,673,564'Sustained release pharmaceutical composition of solid medical material'19874,578,391'Oily compositions of antitumor drugs'19864,412,986'Nifedipine-containing solid preparation composition'19834,404,183'Sustained release pharmaceutical composition of solid medical material'19834,343,789'Sustained release pharmaceutical composition of solid medical material'19824,258,179'Coating agents for solid medicaments'19814,066,787'Stabilized prostaglandin composition and the process for the preparation thereof'19784,013,773'Solid composition'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1997Patents assigned to YAMANOUCHI PHARMA CO LTD (12)· patent assignee history
1978–1986Based in Niiza, JP· patent location history
1987Based in Saitama, JP· patent location history
1988–1993Based in Shizuoka, JP· patent location history
1997Based in Fujieda, JP· patent location history
2021Patents assigned to HAMAMATSU PHOTONICS KK (1)· patent assignee history
2021Based in Hamamatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YAMANOUCHI PHARMA CO LTD121977–1997
HAMAMATSU PHOTONICS KK12021
Locations
LocationPatentsSpan
Niiza, JP61978–1986
Shizuoka, JP31988–1993
Hamamatsu, JP12021
Fujieda, JP11997
Saitama, JP11987