ASAHI MEDICAL CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 13121
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 3151
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 194
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6977044 Filter for selectively removing leukocytesNov 01, 00Dec 20, 05[B01D]
6699388 Filter device and method for processing bloodNov 09, 00Mar 02, 04[B01D]
6632359 Blood purifying apparatusMay 08, 01Oct 14, 03[B01D]
6602812 Process for producing leukocyte-removing material and hydrophilized polyolefinsFeb 22, 00Aug 05, 03[B01D]
6432309 Polysulfone-base hollow-fiber hemocathartic membrane and processes for the production thereofNov 04, 99Aug 13, 02[B01D]
6352642 Leukocyte-removing filter materialFeb 11, 00Mar 05, 02[B01D]
6268119 Method for separating cellsJul 19, 99Jul 31, 01[A01N, C12M]
6013184 Device for depletion of leukocytesSep 19, 96Jan 11, 00[B01D]
5997496 System and method of extracorporeally treating blood to alleviate the symptoms of inflammatory diseasesDec 30, 97Dec 07, 99[A61M]
5700372 Dialyzer with a constricted part made of a material capable of swelled by dializing liquidSep 01, 95Dec 23, 97[A61M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0090,172 Fusion-bonded product from non-porous material and porous materialAbandonedJul 07, 04Apr 28, 05[B32B]
2005/0014,127 Method for selectively removing virus and leukocytes eliminating material and eliminating apparatusAbandonedSep 03, 04Jan 20, 05[A01N, C12N]
2004/0241,690 Method of evaluating biocompatibilityAbandonedJul 07, 04Dec 02, 04[C12Q, G01N]
2004/0224,300 Method for separating nucleated cellsAbandonedApr 29, 04Nov 11, 04[A01N, C12N]
2003/0180,705 Method of regenerating blood vesselsAbandonedFeb 27, 03Sep 25, 03[A01N]
2003/0146,150 Novel leukapheretic filterAbandonedSep 10, 02Aug 07, 03[B01D]
6572820 Sterilization-protecting agent and sterilization methodExpiredAug 04, 98Jun 03, 03[A61L]
6555058 Apparatus for artificial kidney, quality evaluating device for dialyzing fluid and dialyzing means using the same, and fluid circuitExpiredDec 22, 00Apr 29, 03[A61M]
2002/0031,757 Method of regenerating a tissueAbandonedSep 07, 01Mar 14, 02[C12N]
2001/0036,624 Cell separation methodAbandonedJun 04, 01Nov 01, 01[C12N]
2001/0027,946 Leukapheretic filter mediumAbandonedJun 05, 01Oct 11, 01[B01D]
6267898 Leukapheretic filter mediumExpiredDec 27, 99Jul 31, 01[B01D]
6127339 Peptide for binding thereto a low density lipoproteinExpiredDec 18, 97Oct 03, 00[A61K]
6048464 Filter medium for leukocyte removal, method of making, and method of using thereofExpiredAug 14, 97Apr 11, 00[B01D]
6001288 Process for producing a hollow fiber membrane having a hydrophobic coatingExpiredDec 24, 97Dec 14, 99[B29C]
5547591 Method for separating a blood material into blood components by centrifugation, and centrifugal apparatusExpiredJun 01, 94Aug 20, 96[B01D]
5489303 Biocompatible material for medical apparatus comprising hydrophobically bound oil-soluble vitaminExpiredFeb 22, 94Feb 06, 96[A61F]
5336698 Blood-compatible medical materialExpiredApr 27, 92Aug 09, 94[A61F, C08L]
5286449 Adsorber module for whole blood treatment and an adsorber apparatus containing the adsorber moduleExpiredMay 27, 92Feb 15, 94[A61M, B01D]
5215519 Autotransfusion membrane system with means for providing reverse filtrationExpiredJul 16, 91Jun 01, 93[A61M]

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