Assignee
ASAHI MEDICAL CO
JP·39 granted patents·5 pending applications·2,480 citations·filing 1977–2003
Top patents by PatentIndex Score
44 records- 0196US5407581AFilter medium having a limited surface negative charge for treating a blood materialASAHI MEDICAL CO·Filed 1993·Granted Apr 18, 1995·208 cites·34 claims
- 0295US4212744AHaemodialyzer apparatusASAHI MEDICAL CO·Filed 1978·Granted Jul 15, 1980·141 cites·3 claims
- 0394US4985153AMethod for separating blood into blood components, and blood components separator unitASAHI MEDICAL CO·Filed 1989·Granted Jan 15, 1991·365 cites·24 claims
- 0491US6267898B1Leukapheretic filter mediumASAHI MEDICAL CO·Filed 1998·Granted Jul 31, 2001·78 cites·13 claims
- 0585US5084173AHydrophilic composite porous membrane, a method of producing the plasma separatorASAHI MEDICAL CO·Filed 1987·Granted Jan 28, 1992·60 cites·25 claims
- 0685US4619639AMethod and apparatus for low pressure filtration of plasma from bloodASAHI MEDICAL CO·Filed 1985·Granted Oct 28, 1986·58 cites·10 claims
- 0784US4701267AMethod for removing leukocytesASAHI MEDICAL CO·Filed 1985·Granted Oct 20, 1987·245 cites·2 claims
- 0882US4936998AFilter medium for selectively removing leucocytesASAHI MEDICAL CO·Filed 1987·Granted Jun 26, 1990·179 cites·26 claims
- 0981US6432309B1Polysulfone-base hollow-fiber hemocathartic membrane and processes for the production thereofASAHI MEDICAL CO·Filed 1998·Granted Aug 13, 2002·67 cites·15 claims
- 1081US5547591AMethod for separating a blood material into blood components by centrifugation, and centrifugal apparatusASAHI MEDICAL CO·Filed 1994·Granted Aug 20, 1996·59 cites·18 claims
- 1180US5478470AFilter material for selectively removing leukocytesASAHI MEDICAL CO·Filed 1994·Granted Dec 26, 1995·40 cites·27 claims
- 1280US4204545ALimb blood flowmeterASAHI MEDICAL CO·Filed 1978·Granted May 27, 1980·89 cites·13 claims
- 1379US5198110ABundle of permselective hollow fibers and a fluid separator containing the sameASAHI MEDICAL CO·Filed 1991·Granted Mar 30, 1993·51 cites·8 claims
- 1479US4124509AHaemodialyzer employing hollow fibersASAHI MEDICAL CO·Filed 1977·Granted Nov 7, 1978·54 cites·6 claims
- 1578US5286449AAdsorber module for whole blood treatment and an adsorber apparatus containing the adsorber moduleASAHI MEDICAL CO·Filed 1992·Granted Feb 15, 1994·58 cites·12 claims
- 1676US6977044B1Filter for selectively removing leukocytesASAHI MEDICAL CO·Filed 2000·Granted Dec 20, 2005·16 cites·14 claims
- 1775US5543062ALeukocyte-removing filter device and system and method of using thereofASAHI MEDICAL CO·Filed 1995·Granted Aug 6, 1996·156 cites·16 claims
- 1874US4696748APlasma separator and a process for preparing the sameASAHI MEDICAL CO·Filed 1985·Granted Sep 29, 1987·40 cites·9 claims
- 1970US6268119B1Method for separating cellsASAHI MEDICAL CO·Filed 1998·Granted Jul 31, 2001·37 cites·26 claims
- 2070US5665233AFilter apparatus for selectively removing leukocytesASAHI MEDICAL CO·Filed 1995·Granted Sep 9, 1997·33 cites·10 claims
- 2167US6048464AFilter medium for leukocyte removal, method of making, and method of using thereofASAHI MEDICAL CO·Filed 1996·Granted Apr 11, 2000·35 cites·53 claims
- 2261US5008012ACompact plasma separator and an apparatus containing the sameASAHI MEDICAL CO·Filed 1989·Granted Apr 16, 1991·24 cites·10 claims
- 2360US6555058B2Apparatus for artificial kidney, quality evaluating device for dialyzing fluid and dialyzing means using the same, and fluid circuitASAHI MEDICAL CO·Filed 2000·Granted Apr 29, 2003·32 cites·13 claims
- 2459US6478960B1Manufacturing method of artificial organ, hollow fiber, and dialyzer of hollow fiber membrane typeASAHI MEDICAL CO·Filed 1998·Granted Nov 12, 2002·27 cites·2 claims
- 2554US5298165AMethod for removing leukocytes and a filter system for removing the sameASAHI MEDICAL CO·Filed 1991·Granted Mar 29, 1994·78 cites·9 claims
- 2648US6013184ADevice for depletion of leukocytesASAHI MEDICAL CO·Filed 1996·Granted Jan 11, 2000·16 cites·12 claims
- 2748US5456845AMethod for separating a blood material into blood component productsASAHI MEDICAL CO·Filed 1994·Granted Oct 10, 1995·52 cites·5 claims
- 2846US6602812B1Process for producing leukocyte-removing material and hydrophilized polyolefinsASAHI MEDICAL CO·Filed 1998·Granted Aug 5, 2003·10 cites·31 claims
- 2946US2001036624A1Cell separation methodASAHI MEDICAL CO·Filed 2001·Application pending·0 cites
- 3044US4705632AHollow fiber membrane formed from a block copolymer of aromatic polyester and polyoxyethylene for dialysis of bloodASAHI MEDICAL CO·Filed 1986·Granted Nov 10, 1987·8 cites·6 claims
- 3143US5997496ASystem and method of extracorporeally treating blood to alleviate the symptoms of inflammatory diseasesASAHI MEDICAL CO·Filed 1996·Granted Dec 7, 1999·57 cites·6 claims
- 3243US4898573ABlood components collector unitASAHI MEDICAL CO·Filed 1987·Granted Feb 6, 1990·48 cites·10 claims
- 3343US4254779ABrain wave analysis apparatus for use in diagnosing living body conditionsASAHI MEDICAL CO·Filed 1978·Granted Mar 10, 1981·16 cites·10 claims
- 3442US2005090172A1Fusion-bonded product from non-porous material and porous materialASAHI MEDICAL CO·Filed 2003·Application pending·0 cites
- 3542US2001027946A1Leukapheretic filter mediumASAHI MEDICAL CO·Filed 2001·Application pending·0 cites
- 3641US2003180705A1Method of regenerating blood vesselsASAHI MEDICAL CO·Filed 2003·Application pending·0 cites
- 3740US2002031757A1Method of regenerating a tissueASAHI MEDICAL CO·Filed 2001·Application pending·0 cites
- 3838US6632359B1Blood purifying apparatusASAHI MEDICAL CO·Filed 1999·Granted Oct 14, 2003·9 cites·12 claims
- 3936US6352642B1Leukocyte-removing filter materialASAHI MEDICAL CO·Filed 1998·Granted Mar 5, 2002·11 cites·16 claims
- 4036US4950741AAntibody against rheumatoid arthritis specific proteinASAHI MEDICAL CO·Filed 1988·Granted Aug 21, 1990·2 cites·6 claims
- 4134US4863850AMethod for diagnosis of rheumatoid arthritisASAHI MEDICAL CO·Filed 1988·Granted Sep 5, 1989·3 cites·7 claims
- 4234US4742157ASubstantially pure rheumatoid arthritis specific protein and an antibody against the sameASAHI MEDICAL CO·Filed 1985·Granted May 3, 1988·3 cites·1 claims
- 4326US6699388B1Filter device and method for processing bloodASAHI MEDICAL CO·Filed 1999·Granted Mar 2, 2004·12 cites·27 claims
- 4425US6572820B2Sterilization-protecting agent and sterilization methodASAHI MEDICAL CO·Filed 1997·Granted Jun 3, 2003·3 cites·28 claims
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