Inventor
Tadao Shibanuma
Inventor
Saitama, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds58%
Y02PClimate change mitigation technologies in the production or processing of goods21%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations11%
C07CAcyclic or carbocyclic compounds11%
PatentTitleYear
5,081,116'Cephalosporin derivatives'1992RE033778'1,3-dithietane-2-carboxylic acid penicillin and cephalosporin derivatives'19914,845,211'Amino-3-substituted-methyl-3-cephem-4-carboxylic acid and lower alkylsilyl derivatives thereof'19894,699,980'Process for preparing 3-substituted-methyl-3-cephem derivatives'19874,690,921'Cephalosporin compounds and salts thereof'19874,608,373'Cephem compounds'19864,474,779'Cephalosporin compounds'19844,414,153'1,3-Dithietane-2-carboxylic acid penicillin and cephalosporin derivatives'19834,198,339'1,3-Dithietane-2-carboxylic acids and the preparation thereof'19804,068,074'Cephalosporin derivatives having at the 3-position of the cephem ring a heterocyclic thiomethyl group with a carboxy or sulfo group and at the 7-position of the cephem ring an .alpha.-heterocylic acylaminophenyl-acetamide group'19783,991,111'N-alkenyltetracycline derivatives'19763,985,758'1,4-Dihydropyridine derivatives'19763,951,962'Novel N-alkenyltetracycline derivatives'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1992Patents assigned to YAMANOUCHI PHARMA CO LTD (12)· patent assignee history
1976–1991Based in Asaka, JP· patent location history
1978Based in Asaki, JP· patent location history
1984–1992Based in Saitama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| YAMANOUCHI PHARMA CO LTD | 12 | 1976–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 6 | 1984–1992 |
| Asaka, JP | 6 | 1976–1991 |
| Asaki, JP | 1 | 1978 |