Inventor
Nobuharu Kakeya
Inventor
Nagaokakyo, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds43%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations22%
A61KPreparations for medical, dental or toiletry purposes9%
C07CAcyclic or carbocyclic compounds9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
5,491,171'Pharmaceutical preparation containing prostaglandin compound for rectal or vaginal administration'19965,389,625'Cephalosporin compounds'19954,943,567'Cephalosporin compound and pharmaceutical composition thereof'19904,937,242'1,4-dihydropyridine derivatives and pharmaceutical composition thereof'19904,605,651'Antibiotic amino acid derivatives of cephalosporins'19864,442,090'Absorption-promoting compounds, compositions thereof with pharmaceuticals and/or bases for rectal administration and method of use'19844,260,607'Cephalosporin esters'19814,189,479'Cephalosporin esters'19804,057,544'.alpha.-Alkylsulfobenzyl penicillins'19774,048,158'd-.alpha.-Isobutylsulfobenzylpenicillin hemi-solvate crystals'19774,026,940'Process for producing alpha-sulfophenylacetic acid derivatives'19773,954,826'Process for producing .alpha.-sulfophenylacetic acid derivatives'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to TAKEDA CHEMICAL INDUSTRIES LTD (6)· patent assignee history
1976Based in Kawani, JA· patent location history
1977–1981Based in Kawanishi, JP· patent location history
1977Based in Hyogo, JP· patent location history
1984–1996Patents assigned to KYOTO PHARMA IND (6)· patent assignee history
1984–1996Based in Nagaokakyo, JP· patent location history
1996Patents assigned to GREEN CROSS CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KYOTO PHARMA IND | 6 | 1984–1996 |
| TAKEDA CHEMICAL INDUSTRIES LTD | 6 | 1976–1981 |
| GREEN CROSS CORP | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagaokakyo, JP | 6 | 1984–1996 |
| Kawanishi, JP | 4 | 1977–1981 |
| Hyogo, JP | 1 | 1977 |
| Kawani, JA | 1 | 1976 |