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Inventor

Keiji Hemmi

Inventor
Tsukuba, JP

Overview

52→
Patents
1977–2004
Patent span
Chemistry
Primary field (CPC C)

Patents· 52 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes16%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations16%
C07KPeptides16%
C07DHeterocyclic compounds13%
Y02PClimate change mitigation technologies in the production or processing of goods10%
C07CAcyclic or carbocyclic compounds9%
C12NMicroorganisms or enzymes7%
C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%
PatentTitleYear
6,727,245'Heterobicyclic derivatives'20046,426,345'Heterobicyclic derivatives'20026,211,242'Benzamide derivatives as vasopressin antagonists'20016,207,686'Endothelin antagonists'20016,110,933'Amino acid derivatives and their use as phospholipase A.sub.2 inhibitor'20005,888,972'Peptide compounds, their preparation and uses'19995,656,604'Peptide compound and its preparation'19975,538,950'Endothelin antagonists and their preparation'19965,521,170'Benzamide derivatives and pharmaceutical composition comprising the same'19965,491,132'Amino acid derivatives, a process for the preparation thereof and pharmaceutical composition comprising the same'19965,430,022'Peptide compound and its preparation'19955,430,025'Elastase-inhibiting peptides bearing a C-terminal trifluoromethylketone moiety'19955,296,591'Trifluoromethylketone derivatives, processes for preparation thereof and use thereof'19945,284,828'Peptide compound and its preparation'19945,223,489'Amino acid derivatives, processes for the preparation thereof and pharmaceutical composition comprising the same'19935,187,195'Anthraquinone derivatives and preparation thereof'19935,142,048'Intermediate for preparation of amino acid derivatives'19925,057,513'Spiro-thiazepine derivatives useful as PAF antagonists'19914,963,530'Renin inhibitor peptide compounds, a process for the preparation thereof and pharmaceutical composition comprising the same'19904,940,709'Piperazine compound as PAF-antagonist'19904,921,855'New Histidyl amino acid derivatives, and pharmaceutical composition comprising the same'1990RE032992'Peptide process for preparation thereof and use thereof'19894,806,538'Piperazine compound as PAF-antagonist'19894,801,580'Peptide, process for preparation thereof and use thereof'19894,749,691'Peptide, process for preparation thereof and use thereof'19884,725,582'Peptide, process for preparation thereof and use thereof'19884,666,890'Peptide, process for preparation thereof and use thereof'19874,539,155'New peptide, process for preparation thereof and use thereof'19854,512,980'Peptide, process for preparation thereof and use thereof'19854,504,584'Cultures of novel strains of Streptomyces'19854,497,801'New peptides, process for preparation thereof and use thereof'19854,497,729'Peptide, process for preparation thereof and use thereof'19854,493,794'Peptide, process for preparation thereof and use thereof'19854,487,763'Peptide, process for preparation thereof and use thereof'19844,476,050'Peptide, process for preparation thereof and use thereof'19844,472,300'Azetidinone derivatives and process for preparation thereof'19844,460,502'Peptide, process for preparation thereof and use thereof'19844,458,078'Oxazole derivatives'19844,354,966'Peptides, process for preparation thereof and use thereof'19824,350,694'Cephalosporin analogues and antimicrobial compositions'19824,342,760'Cephalosporin analogues'19824,324,892'7-(N-Substituted-2-phenylglycinamido)-3-subs tituted-3-cephem-4-carboxylic acid compounds'19824,311,640'Peptide, process for preparation thereof and use thereof'19824,264,597'Cephalosporin analogues and processes for the preparation thereof'19814,234,724'Cephalosporin analogues and processes for the preparation thereof'19804,207,234'4-Unsubstituted azetidinone derivatives and process for preparation thereof'19804,206,156'Hydroxyaminohydrocarbonphosphonic acids'19804,205,166'7-Substituted-3-aminoalkyl-, acylaminoalkyl-, or hydroxyalkyl-substituted heterocyclic thiomethyl-3-cephem-4-carboxylic acid derivatives and preparation thereof'19804,182,758'Hydroxyaminohydrocarbonphosphonic acid derivatives and use thereof as an antibiotic'19804,172,198'7-(N-substituted-2-phenylglycinamido)-3-sub stituted-3-cephem-4-carboxylic acid compounds and preparation thereof'19794,077,965'Aminoalkyl- or hydroxyalkyl-substituted thiadiazole derivatives'19784,036,948'L-ascorbic acid tablets'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2004Patents assigned to FUJISAWA PHARMACEUTICAL CO (47)· patent assignee history
1978–1984Based in Kyoto, JP· patent location history
1981Patents assigned to ARATANI MATSUHIKO (1)· patent assignee history
1981Patents assigned to HAGIWARA DAIJIRO (1)· patent assignee history
1981Patents assigned to HASHIMOTO MASASHI (1)· patent assignee history
1982–1989Based in Suita, JP· patent location history
1982–1989Based in Yawata, JP· patent location history
1985Patents assigned to FUISAWA PHARMACEUTICAL COMPANY (1)· patent assignee history
1989–2004Based in Ibaraki, JP· patent location history
1990–2002Based in Tsukuba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJISAWA PHARMACEUTICAL CO471978–2004
ARATANI MATSUHIKO11981
FUISAWA PHARMACEUTICAL COMPANY11985
HAGIWARA DAIJIRO11981
HASHIMOTO MASASHI11981
Locations
LocationPatentsSpan
Tsukuba, JP191990–2002
Suita, JP151982–1989
Kyoto, JP91978–1984
Ibaraki, JP31989–2004
Yawata, JP21982–1989