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Patents Grants
last 30 patents
Information
Patent Grant
Immunochromatographic test piece and immunochromatography method us...
Patent number
10,883,985
Issue date
Jan 5, 2021
Denka Seiken Co., Ltd.
Risa Kohiyama
G01 - MEASURING TESTING
Information
Patent Grant
Sample processing method for influenza virus immunoassay, and immun...
Patent number
10,527,618
Issue date
Jan 7, 2020
Denka Seiken Co., Ltd.
Yuki Shinohara
G01 - MEASURING TESTING
Information
Patent Grant
Method for microbial antigen collection
Patent number
10,436,783
Issue date
Oct 8, 2019
Denka Seiken Co., Ltd.
Yuji Saito
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method of reducing measurement error caused by catalase inhibition...
Patent number
10,415,077
Issue date
Sep 17, 2019
Denka Seiken Co., Ltd.
Yuhko Hirao
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for measuring hemagglutinin from influenza virus
Patent number
10,365,277
Issue date
Jul 30, 2019
Denka Seiken Co., Ltd.
Ryotaro Mitsumata
G01 - MEASURING TESTING
Information
Patent Grant
Method of amplifying detection light using light-reflecting materia...
Patent number
10,345,294
Issue date
Jul 9, 2019
Denka Seiken Co., Ltd.
Risa Kohiyama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Test kit
Patent number
10,295,533
Issue date
May 21, 2019
Denka Seiken Co., Ltd.
Takashi Miyazawa
G01 - MEASURING TESTING
Information
Patent Grant
Method for removal of triglycerides in lipoproteins other than low-...
Patent number
10,077,286
Issue date
Sep 18, 2018
Denka Seiken Co., Ltd.
Motoko Ohta
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for quantifying cholesterol in high-density lipoprotein 2, a...
Patent number
10,031,145
Issue date
Jul 24, 2018
Denka Seiken Co., Ltd.
Maiko Higuchi
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for quantifying cholesterol in high density lipoprotein 3
Patent number
10,018,641
Issue date
Jul 10, 2018
Denka Seiken Co., Ltd.
Noriyuki Sato
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Immunological analysis method and reagent
Patent number
9,939,436
Issue date
Apr 10, 2018
Denka Seiken Co., Ltd.
Mayumi Kano
G01 - MEASURING TESTING
Information
Patent Grant
Test kit
Patent number
9,897,601
Issue date
Feb 20, 2018
Denka Seiken Co., Ltd.
Takashi Miyazawa
G01 - MEASURING TESTING
Information
Patent Grant
Method for quantifying subfraction of cholesterol (−C) in high-dens...
Patent number
9,890,412
Issue date
Feb 13, 2018
Denka Seiken Co., Ltd.
Yasuki Itoh
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for estimating GFR (glomerular filtration rate) from measure...
Patent number
9,625,452
Issue date
Apr 18, 2017
Denka Seiken Co., Ltd.
Kunihiro Yamagata
G01 - MEASURING TESTING
Information
Patent Grant
Antibody-immobilized carrier, method of producing antibody-immobili...
Patent number
9,598,501
Issue date
Mar 21, 2017
National University Corporation Kyoto Institute of Technology
Yoichi Kumada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for increasing the sensitivity of immunoassay system through...
Patent number
9,568,470
Issue date
Feb 14, 2017
Denka Seiken Co., Ltd.
Hiroyuki Kurosawa
G01 - MEASURING TESTING
Information
Patent Grant
Test reagent, and method for measuring analyte in test sample using...
Patent number
9,250,235
Issue date
Feb 2, 2016
Denka Seiken Co., Ltd.
Masayuki Iizuka
G01 - MEASURING TESTING
Information
Patent Grant
Anti-human norovirus GII antibody
Patent number
9,244,072
Issue date
Jan 26, 2016
Denka Seiken Co., Ltd.
Motohiro Miki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for quantifying the amount of cholesterol in high-density li...
Patent number
9,151,768
Issue date
Oct 6, 2015
Denka Seiken Co., Ltd.
Maiko Higuchi
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for assaying cholesterol in ApoE-containing HDL
Patent number
9,145,578
Issue date
Sep 29, 2015
Denka Seiken Co., Ltd.
Yasuki Itoh
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Immunoassay method and reagent therefor
Patent number
9,075,049
Issue date
Jul 7, 2015
Denka Seiken Co., Ltd.
Mayumi Kano
G01 - MEASURING TESTING
Information
Patent Grant
Cystatin C adsorption inhibitor
Patent number
9,046,517
Issue date
Jun 2, 2015
Denka Seiken Co., Ltd.
Yasunori Minakawa
G01 - MEASURING TESTING
Information
Patent Grant
Device for a membrane assay
Patent number
8,940,525
Issue date
Jan 27, 2015
Denko Seiken Co., Ltd.
Takanori Hirose
G01 - MEASURING TESTING
Information
Patent Grant
Method for quantifying the amount of cholesterol in high-density li...
Patent number
8,932,865
Issue date
Jan 13, 2015
Denka Seiken Co., Ltd.
Maiko Higuchi
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for quantification of remnant-like lipoprotein cholesterol a...
Patent number
8,906,638
Issue date
Dec 9, 2014
Denka Seiken Co., Ltd.
Yuhko Hirao
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Antibody-immobilized carrier, method of producing antibody-immobili...
Patent number
8,883,985
Issue date
Nov 11, 2014
National University Corporation Kyoto Institute of Technology
Yoichi Kumada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and kit for quantitatively determining small, dense LDL chol...
Patent number
8,865,423
Issue date
Oct 21, 2014
Denka Seiken Co., Ltd.
Yasuki Itoh
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method of quantifying cholesterol in high density lipoprotein and r...
Patent number
8,765,394
Issue date
Jul 1, 2014
Denka Seiken Co., Ltd.
Hiroshi Matsui
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for producing purified influenza virus antigen
Patent number
8,709,780
Issue date
Apr 29, 2014
Denka Seiken Co., Ltd.
Koichi Takahashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for measuring human megalin
Patent number
8,703,430
Issue date
Apr 22, 2014
Niigata University
Shinya Ogasawara
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
IMMUNOCHROMATOGRAPHIC DEVICE FOR EXTRACTING AND MEASURING SUGAR CHA...
Publication number
20210325384
Publication date
Oct 21, 2021
DENKA SEIKEN CO., LTD.
Daisuke Kato
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND REAGENT FOR QUANTIFYING CHOLESTEROL IN TRIGLYCERIDE-RICH...
Publication number
20200318155
Publication date
Oct 8, 2020
DENKA SEIKEN CO., LTD.
Noriyuki SATOH
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
BIOMARKER FOR DETECTING COLORECTAL CANCER
Publication number
20200124604
Publication date
Apr 23, 2020
NATIONAL INSTITUTES OF BIOMEDICAL INNOVATION, HEALTH AND NUTRITION
Takeshi Tomonaga
G01 - MEASURING TESTING
Information
Patent Application
IMMUNOCHROMATOGRAPHIC TEST PIECE FOR EXTRACTING AND MEASURING SUGAR...
Publication number
20200049703
Publication date
Feb 13, 2020
DENKA SEIKEN CO., LTD.
Daisuke Kato
G01 - MEASURING TESTING
Information
Patent Application
IMMUNOCHROMATOGRAPHIC TEST PIECE FOR EXTRACTING AND MEASURING SUGAR...
Publication number
20200038854
Publication date
Feb 6, 2020
DENKA SEIKEN CO., LTD.
Daisuke KATO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION OF VISIBLE COLORED INSOLUBLE CARRIER PARTICLES LABELED...
Publication number
20190361029
Publication date
Nov 28, 2019
DENKA SEIKEN CO., LTD.
Takashi Miyazawa
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF AMPLIFYING DETECTION LIGHT USING LIGHT-REFLECTING MATERIA...
Publication number
20190277838
Publication date
Sep 12, 2019
DENKA SEIKEN CO., LTD.
Risa Kohiyama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR AGGLUTINATING ERYTHROCYTES, METHOD FOR SEPARATING ERYTHR...
Publication number
20190226952
Publication date
Jul 25, 2019
DENKA SEIKEN CO., LTD.
Shino MURAMATSU
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR QUANTIFYING THE AMOUNT OF CHOLESTEROL IN HIGH-DENSITY LI...
Publication number
20190154711
Publication date
May 23, 2019
DENKA SEIKEN CO., LTD.
Maiko Higuchi
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
IMMUNOCHROMATOGRAPHIC TEST PIECE AND SPECIMEN ADDING DEVICE FOR EXT...
Publication number
20190145864
Publication date
May 16, 2019
DENKA SEIKEN CO., LTD.
Daisuke Kato
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR FORMING SAMPLE ADDITION PART OF IMMUNOCHROMATOGRAPHIC TE...
Publication number
20190101532
Publication date
Apr 4, 2019
DENKA SEIKEN CO., LTD.
Yuki SHINOHARA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR QUANTIFYING CHOLESTEROL IN HIGH-DENSITY LIPOPROTEIN 2, A...
Publication number
20180306823
Publication date
Oct 25, 2018
DENKA SEIKEN CO., LTD.
Maiko Higuchi
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
IMMUNOCHROMATOGRAPHIC TEST PIECE AND IMMUNOCHROMATOGRAPHY METHOD US...
Publication number
20180172682
Publication date
Jun 21, 2018
DENKA SEIKEN CO., LTD.
Risa KOHIYAMA
G01 - MEASURING TESTING
Information
Patent Application
TEST OBJECT DETECTION METHOD, AND IMMUNOASSAY INSTRUMENT AND MONOCL...
Publication number
20180164316
Publication date
Jun 14, 2018
DENKA SEIKEN CO., LTD.
Risa KOHIYAMA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR MICROBIAL ANTIGEN COLLECTION
Publication number
20180143195
Publication date
May 24, 2018
DENKA SEIKEN CO., LTD.
Yuji SAITO
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR ESTIMATING NUMBER OF PODOCYTES IN URINE
Publication number
20180120324
Publication date
May 3, 2018
DENKA COMPANY LIMITED
Masanori Hara
G01 - MEASURING TESTING
Information
Patent Application
IMMUNOCHROMATOGRAPHIC DEVICE REDUCED IN BACKGROUND NOISE AND METHOD...
Publication number
20180095088
Publication date
Apr 5, 2018
DENKA SEIKEN CO., LTD.
Osamu Ishikawa
G01 - MEASURING TESTING
Information
Patent Application
SAMPLE EXTRACTION KIT AND SAMPLE EXTRACTION METHOD
Publication number
20170315028
Publication date
Nov 2, 2017
DENKA SEIKEN CO., LTD.
Masashi SUZAKI
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
TEST METHOD ON RENAL DISEASES
Publication number
20170146553
Publication date
May 25, 2017
NIIGATA UNIVERSITY
Masanori HARA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR TEST ON DIABETIC NEPHROPATHY
Publication number
20170146554
Publication date
May 25, 2017
NIIGATA UNIVERSITY
Masanori HARA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR INCREASING THE SENSITIVITY OF IMMUNOASSAY SYSTEM THROUGH...
Publication number
20170108490
Publication date
Apr 20, 2017
DENKA SEIKEN CO., LTD.
Hiroyuki Kurosawa
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR MEASURING INFLUENZA B VIRUS
Publication number
20160223541
Publication date
Aug 4, 2016
DENKA SEIKEN CO., LTD.
Koichi INANO
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR MEASURING TYPE A INFLUENZA VIRUS
Publication number
20160223542
Publication date
Aug 4, 2016
DENKA SEIKEN CO., LTD.
Koichi INANO
G01 - MEASURING TESTING
Information
Patent Application
SAMPLE PROCESSING METHOD FOR INFLUENZA VIRUS IMMUNOASSAY, AND IMMUN...
Publication number
20160223540
Publication date
Aug 4, 2016
DENKA SEIKEN CO., LTD.
Yuki SHINOHARA
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF AMPLIFYING DETECTION LIGHT USING LIGHT-REFLECTING MATERIA...
Publication number
20160187329
Publication date
Jun 30, 2016
DENKA SEIKEN CO., LTD.
Risa Kohiyama
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND REAGENT FOR QUANTIFYING CHOLESTEROL IN HIGH DENSITY LIPO...
Publication number
20160161512
Publication date
Jun 9, 2016
DENKA SEIKEN CO., LTD.
Norijuki SATO
G01 - MEASURING TESTING
Information
Patent Application
PREPARATION OF VISIBLE COLORED INSOLUBLE CARRIER PARTICLES LABELED...
Publication number
20160116481
Publication date
Apr 28, 2016
DENKA SEIKEN CO., LTD.
Takashi Miyazawa
G01 - MEASURING TESTING
Information
Patent Application
TEST KIT
Publication number
20160041161
Publication date
Feb 11, 2016
Denka Seiken Co., Ltd.
Takashi Miyazawa
G01 - MEASURING TESTING
Information
Patent Application
TEST KIT
Publication number
20160033501
Publication date
Feb 4, 2016
DENKA SEIKEN CO., LTD.
Takashi Miyazawa
G01 - MEASURING TESTING
Information
Patent Application
A METHOD FOR ESTIMATING GFR (GLOMERULAR FILTRATION RATE) FROM MEASU...
Publication number
20160003810
Publication date
Jan 7, 2016
DENKA SEIKEN CO., LTD.
Kunihiro YAMAGATA
G01 - MEASURING TESTING
Trademark
last 30 trademarks
Information
Trademark
88669204 - SEIKEN
Serial number
88669204
Filing date
Oct 25, 2019
Denka Seiken Kabushiki Kaisha
5 - Pharmaceutical and veterinary preparations
Information
Trademark
88669246 - SEIKEN
Serial number
88669246
Filing date
Oct 25, 2019
Denka Seiken Kabushiki Kaisha
5 - Pharmaceutical and veterinary preparations
Information
Trademark
88369995 - IMMUNO Q-SERA
Serial number
88369995
Registration number
6303671
Filing date
Apr 3, 2019
Denka Company Limited
5 - Pharmaceutical and veterinary preparations
Information
Trademark
86590448 - QUICKNAVI
Serial number
86590448
Registration number
4930815
Filing date
Apr 8, 2015
Denka Seiken Kabushiki Kaisha
5 - Pharmaceutical and veterinary preparations
Information
Trademark
77608536 - DENKA SEIKEN
Serial number
77608536
Registration number
4396388
Filing date
Nov 6, 2008
DENKA SEIKEN KABUSHIKI KAISHA
5 - Pharmaceutical and veterinary preparations
Information
Trademark
77405452 - QUICKNAVI
Serial number
77405452
Registration number
3608243
Filing date
Feb 25, 2008
Denka Seiken Kabushiki Kaisha
5 - Pharmaceutical and veterinary preparations