Inventor

Tadao Shoji

Inventor

Sakura, JP

Overview

1985–1996

Patent span

Chemistry

Primary field (CPC C)

Patents· 20 as inventor

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

C07Dprimary

C07DHeterocyclic compounds38%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations26%

C09KMaterials for miscellaneous applications, not provided for elsewhere18%

C07HSugars12%

A61KPreparations for medical, dental or toiletry purposes3%

C08BPolysaccharides3%

PatentTitleYear

5,498,602'Oligosaccharide aromatic glycoside and sulfate thereof'1996 5,459,257'Sulfated oligoglycoside acylate and antiviral agent containing the same as active ingredient'1995 5,324,451'Lactic acid derivatives and liquid crystal compositions containing the same'1994 5,280,111'Sulfated tocopheryl oligosaccharides and antiviral agents including the same as active ingredients'1994 5,268,461'Alkylated oligosaccharides and acetyl derivatives of the same'1993 5,246,946'Piperidine derivatives and therapeutic and preventive agents for arrhythmia containing same'1993 5,179,095'Piperidine derivative and pharmaceutical composition containing the same'1993 5,162,347'Piperidine derivatives and therapeutic and preventive agents for arrhythmia containing same'1992 5,128,472'2,5-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same'1992 5,118,689'Piperidine derivative and pharmaceutical composition containing the same'1992 5,082,850'Piperidine derivatives and therapeutic and preventive agents for arrhythmia containing same'1992 5,061,398'Optically active lactone derivative, intermediate therefor, process for producing the intermediate, liquid-crystal composition, and liquid-crystal display device'1991 4,997,942'2,4-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same'1991 4,996,215'Piperidine derivative and pharmaceutical composition containing the same'1991 4,977,165'Piperidine derivative and therapeutic and preventive agents for arrhythmia containing same'1990 4,914,224'Optically active carboxylic acid derivatives and liquid crystalline compositions comprising them'1990 4,911,862'Optically active carboxylic acid derivatives and liquid crystalline compositions comprising them'1990 4,876,262'Piperidine derivative and pharmaceutical composition containing the same'1989 4,599,414'Theophylline derivatives'1986 4,493,837'Theobromine derivatives'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1993Patents assigned to EISAI CO LTD (10)· patent assignee history

1989–1992Based in Inashiki-gun, JP· patent location history

1990–1996Patents assigned to DAINIPPON INK & CHEMICALS (10)· patent assignee history

1990–1994Patents assigned to KAWAMURA INST CHEM RES (6)· patent assignee history

1990–1996Based in Sakura, JP· patent location history

1990–1993Based in Ibaraki, JP· patent location history

1991Patents assigned to SAGAMI CHEM RES (1)· patent assignee history

1991–1994Based in Chiba, JP· patent location history

1991–1993Based in Suwa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DAINIPPON INK & CHEMICALS	10	1990–1996
EISAI CO LTD	10	1985–1993
KAWAMURA INST CHEM RES	6	1990–1994
SAGAMI CHEM RES	1	1991

Locations

Location	Patents	Span
Sakura, JP	6	1990–1996
Chiba, JP	4	1991–1994
Suwa, JP	3	1991–1993
Inashiki-gun, JP	3	1989–1992
Ibaraki, JP	2	1990–1993