Inventor
Kohei Koyama
Inventor
Kamakura, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds36%
A01NPreservation of bodies of humans or animals or plants or parts thereof18%
A61KPreparations for medical, dental or toiletry purposes18%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations18%
A01PBiocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations9%
PatentTitleYear
11,109,593Isoxazolin-5-one derivative and herbicide containing same as active ingredient202111,076,5951-(n,n-disubstituted carbamoyl) 4-(substituted sulfonyl)triazolin-5-one derivative, 4-(n,n-disubstituted carbamoyl) 1-(substituted sulfonyl)triazolin-5-one derivative, and herbicide containing said derivative as active ingredient20218,022,205'Pyrimidine derivatives as PI3K inhibitor and use thereof'20117,820,693'1-(2H)-isoquinolone derivative'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2011Patents assigned to CHUGAI PHARMACEUTICAL CO LTD (2)· patent assignee history
2010–2011Based in Kamakura, JP· patent location history
2021Patents assigned to HOKKO CHEM IND CO (2)· patent assignee history
2021Based in Kanagawa, JP· patent location history
2021Based in Yokohama-shi, Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHUGAI PHARMACEUTICAL CO LTD | 2 | 2010–2011 |
| HOKKO CHEM IND CO | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kamakura, JP | 2 | 2010–2011 |
| Kanagawa, JP | 1 | 2021 |
| Yokohama-shi, Kanagawa, JP | 1 | 2021 |