DENKA SEIKEN CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 41165
 
  
 
C12Q MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS 20105
 
  
 
C07K PEPTIDES 8128
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 4163
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 346
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
B01D SEPARATION 2132
 
  
 
B01L CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 157
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0223,542 METHOD FOR MEASURING TYPE A INFLUENZA VIRUSSep 10, 14Aug 04, 16[G01N, C07K]
2016/0116,481 PREPARATION OF VISIBLE COLORED INSOLUBLE CARRIER PARTICLES LABELED WITH A FLUORESCENT DYE AND AN IMMUNOASSAY METHOD USING THE SAMEMay 09, 14Apr 28, 16[G01N]
2016/0003,820 METHOD FOR DETECTING PODOCYTES IN URINEJun 24, 15Jan 07, 16[G01N]
2015/0031,052 METHOD FOR REDUCING ADSORPTION OF BUBBLESDec 28, 12Jan 29, 15[G01N]
2013/0171,674 METHOD FOR QUANTIFYING THE AMOUNT OF CHOLESTEROL IN HIGH-DENSITY LIPOPROTEIN 3Jul 22, 11Jul 04, 13[G01N]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9897601 Test kitMar 12, 14Feb 20, 18[B01L, G01N]
9890412 Method for quantifying subfraction of cholesterol (−C) in high-density lipoprotein (HDL)Apr 10, 13Feb 13, 18[C12Q, G01N]
9625452 Method for estimating GFR (glomerular filtration rate) from measured value of megalin in urineFeb 19, 14Apr 18, 17[G01N]
9598501 Antibody-immobilized carrier, method of producing antibody-immobilized carrier, and use of said antibody-immobilized carrierSep 30, 14Mar 21, 17[C07K]
9568470 Method for increasing the sensitivity of immunoassay system through pretreatment of urine with denaturantOct 23, 13Feb 14, 17[G01N]
9250235 Test reagent, and method for measuring analyte in test sample using sameMar 04, 10Feb 02, 16[G01N]
9244072 Anti-human norovirus GII antibodySep 13, 12Jan 26, 16[G01N, C07K]
9151768 Method for quantifying the amount of cholesterol in high-density lipoprotein 3Jul 22, 11Oct 06, 15[C12Q, G01N]
9145578 Method for assaying cholesterol in ApoE-containing HDLOct 26, 10Sep 29, 15[C12Q]
9075049 Immunoassay method and reagent thereforMar 30, 10Jul 07, 15[G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0146,553 TEST METHOD ON RENAL DISEASESAbandonedJan 09, 17May 25, 17[G01N]
2017/0146,554 METHOD FOR TEST ON DIABETIC NEPHROPATHYAbandonedJan 09, 17May 25, 17[A61K, G01N]
2017/0108,490 METHOD FOR INCREASING THE SENSITIVITY OF IMMUNOASSAY SYSTEM THROUGH PRETREATMENT OF URINE WITH DENATURANTAbandonedDec 29, 16Apr 20, 17[G01N]
2015/0369,799 METHOD FOR SUPPRESSING FALSE NEGATIVE IN IMMUNOASSAY FOR DERIVED FROM BIOLOGICAL MUCOUS MEMBRANEAbandonedJan 31, 14Dec 24, 15[G01N]
2013/0302,907 METHOD OF ASSAYING ANTIGEN AND REAGENT THEREFORAbandonedJul 22, 13Nov 14, 13[G01N]
2012/0164,662 TEST METHOD ON RENAL DISEASESAbandonedJun 09, 10Jun 28, 12[G01N, C07K]
2012/0164,667 METHOD FOR TEST ON DIABETIC NEPHROPATHYAbandonedJun 09, 10Jun 28, 12[G01N, C07K]
2011/0143,458 TEST DEVICE FOR MEMBRANE ASSAY COMPRISING REFERENCE DISPLAY SECTIONAbandonedAug 21, 09Jun 16, 11[G01N]
2011/0081,731 Method of Assaying Antigen and Reagent ThereforAbandonedDec 14, 10Apr 07, 11[G01N]
2010/0221,747 IMMUNOCHROMATOGRAPHY DETECTION OF MULTIDRUG-RESISTANT STAPHYLOCOCCUS AND DIAGNOSTIC KITAbandonedDec 14, 06Sep 02, 10[C12M, G01N]
2010/0216,257 Method of Assaying Antigen and Reagent ThereforAbandonedFeb 19, 10Aug 26, 10[G01N]
2009/0181,413 SIMULTANEOUS AND DIFFERENTIAL QUANTIFICATION OF TWO TARGET ANALYTES IN BIOLOGICAL SAMPLEAbandonedSep 29, 06Jul 16, 09[C12Q, G01N]
2008/0064,123 Method of Assaying Antigen and Reagent ThereforAbandonedAug 30, 05Mar 13, 08[G01N]
2006/0257,926 Immuno-nephelometry of lipoprotein (a) and reagent thereforAbandonedMar 31, 04Nov 16, 06[G01N]

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