Inventor · disambiguated record
Chuichi Hirayama
Also filed as: HIRAYAMA CHUICHI
10 granted patents·88 citations·filing 1987–2008
88Inventor score
Files withHIRAYAMA CHUICHI4CHISSO CORP3CHEMO SERO THERAPEUT RES INST1KURITA WATER IND LTD1SHINKOJIN KASEI KK1
Top patents by PatentIndex Score
10 records- 0176US6699386B2Endotoxin adsorbent, and a method of removing endotoxin by using the sameCHISSO CORP·Filed 2002·Granted Mar 2, 2004·18 cites·9 claims
- 0273US4975542AMethod for preparing granular porous chitosanKURITA WATER IND LTD·Filed 1989·Granted Dec 4, 1990·19 cites·17 claims
- 0357US7563580B2Nucleic acid adsorbent; methods for adsorbing, removing, dissociating, and recovering nucleic acids using the same; and method for regenerating the sameCHISSO CORP·Filed 2008·Granted Jul 21, 2009·0 cites·17 claims
- 0455US5498409AMaterial for adsorbing pyrogenHIRAYAMA CHUICHI·Filed 1993·Granted Mar 12, 1996·16 cites·27 claims
- 0549US7358050B2Nucleic acid adsorbent; methods for adsorbing, removing, dissociating, and recovering nucleic acids using the same; and method for regenerating the sameCHISSO CORP·Filed 2005·Granted Apr 15, 2008·0 cites·20 claims
- 0643US5059542AArtificial carrier particles and method for preparation thereofCHEMO SERO THERAPEUT RES INST·Filed 1989·Granted Oct 22, 1991·8 cites·8 claims
- 0742US5279821APyrogen adsorbent containing amide groupsHIRAYAMA CHUICHI·Filed 1991·Granted Jan 18, 1994·14 cites·4 claims
- 0840US5401499AMethod of adsorbing pyrogensSHINKOJIN KASEI KK·Filed 1993·Granted Mar 28, 1995·8 cites·21 claims
- 0934US4948816ASpherical grains of polyamino acid and production method thereofHIRAYAMA CHUICHI·Filed 1989·Granted Aug 14, 1990·2 cites·5 claims
- 1032US4840975ASpherical grains of polyamino acid and production method thereofHIRAYAMA CHUICHI·Filed 1987·Granted Jun 20, 1989·3 cites·10 claims
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