Inventor
Takashi Yusa
Inventor
Tokyo, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds33%
C07DHeterocyclic compounds33%
Y02PClimate change mitigation technologies in the production or processing of goods25%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%
PatentTitleYear
4,012,429'16,16-Dimethyl 9-oxo-11.alpha.-hydroxymethyl-15.epsilon.-hydroxyprosta-5(cis), 13(trans)-dienoic acid derivatives and process for the preparation thereof'19773,996,263'9-Oxo-11.alpha.-methyl-15.EPSILON.-hyroxyprost-13(trans)-enoic acid derivatives and process for the preparaion thereof'19763,983,152'9-Oxo-11.alpha.-hydroxymethyl-15.epsilon.-hydroxyprost-13(trans)-enoic acid derivatives and process for the preparation thereof'19763,971,825'Pharmaceutically useful prostenoic acid derivatives'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to SANKYO CO (4)· patent assignee history
1976–1977Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANKYO CO | 4 | 1976–1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 4 | 1976–1977 |