Inventor · disambiguated record
Kazunori Kataoka
Also filed as: KATAOKA KAZUNORI
106 granted patents·36 pending applications·2,000 citations·filing 1986–2023
99Inventor score
Files withKATAOKA KAZUNORI24UNIV TOKYO20JAPAN SCIENCE & TECH AGENCY13KAWASAKI INST OF INDUSTRIAL PROMOTION9JAPAN RES DEV CORP8
Top patents by PatentIndex Score
142 records- 0195US8431545B2Copolymer including uncharged hydrophilic block and cationic polyamino acid block having hydrophobic group in part of side chains, and use thereofKATAOKA KAZUNORI·Filed 2009·Granted Apr 30, 2013·45 cites·11 claims
- 0294US7691369B2Cultured cell construct which contains spheroids of cultured animal cells and the use thereofTRANSPARENT INC·Filed 2008·Granted Apr 6, 2010·31 cites·4 claims
- 0394US5412072AWater soluble high molecular weight polymerized drug preparationJAPAN RES DEV CORP·Filed 1990·Granted May 2, 1995·128 cites·1 claims
- 0493US9114177B2Block copolymer having phenylboronic acid group introduced therein, and use thereofUNIV TOKYO·Filed 2012·Granted Aug 25, 2015·12 cites·20 claims
- 0593US6881484B2Core-shell particle including signal-generating substance enclosed therein and process for producing the sameNANOCARRIER CO LTD·Filed 2001·Granted Apr 19, 2005·67 cites·20 claims
- 0693US6858694B2Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the sameAGENCY IND SCIENCE TECHN·Filed 2004·Granted Feb 22, 2005·26 cites·1 claims
- 0792US6852819B2Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the sameAGENCY IND SCIENCE TECHN·Filed 2002·Granted Feb 8, 2005·25 cites·10 claims
- 0892US5929177ABlock polymer having functional groups at both endsKATAOKA KAZUNORI·Filed 1996·Granted Jul 27, 1999·72 cites·10 claims
- 0992US5925720AHeterotelechelic block copolymers and process for producing the sameKATAOKA KAZUNORI·Filed 1996·Granted Jul 20, 1999·262 cites·13 claims
- 1092US5449513APhysical trapping type polymeric micelle drug preparationJAPAN RES DEV CORP·Filed 1993·Granted Sep 12, 1995·225 cites·5 claims
- 1191US9782358B2Substance-containing vesicle, and production method thereforJAPAN SCIENCE & TECH AGENCY·Filed 2015·Granted Oct 10, 2017·14 cites·19 claims
- 1291US7695905B2Magnetic fine particles having lower critical solution temperatureNAT INST OF ADVANCED IND SCIEN·Filed 2001·Granted Apr 13, 2010·22 cites·17 claims
- 1391US7470424B2Cultured cell construct containing spheroids of cultured animal cells and utilization thereofTRANSPARENT INC·Filed 2002·Granted Dec 30, 2008·33 cites·18 claims
- 1490US7829657B2Polycationically charged polymer and the use of the same as a carrier for nucleic acidUNIV TOKYO·Filed 2006·Granted Nov 9, 2010·17 cites·22 claims
- 1590US6863437B2Temperature-responsive polymer/polymer complexNAT INST OF ADVANCED IND SCIEN·Filed 2001·Granted Mar 8, 2005·26 cites·12 claims
- 1689US8853167B2Short-chain cationic polyamino acid and use thereofKATO YASUKI·Filed 2011·Granted Oct 7, 2014·6 cites·23 claims
- 1789US8318205B2Polyethylene glycol/polycation block copolymersKATAOKA KAZUNORI·Filed 2010·Granted Nov 27, 2012·5 cites·10 claims
- 1889US7195925B2Polymer having an upper critical solution temperatureCHISSO CORP·Filed 2001·Granted Mar 27, 2007·22 cites·32 claims
- 1988US9808480B2Unit structure-type pharmaceutical composition for nucleic acid deliveryUNIV TOKYO·Filed 2013·Granted Nov 7, 2017·6 cites·16 claims
- 2088US8592385B2Polymer micelle complex including nucleic acidKATAOKA KAZUNORI·Filed 2006·Granted Nov 26, 2013·17 cites·8 claims
- 2188US8546487B2Cationic poly (amino acids) and uses thereofKATAOKA KAZUNORI·Filed 2010·Granted Oct 1, 2013·9 cites·25 claims
- 2288US6949620B2Polymeric micellar structureJAPAN SCIENCE & TECH CORP·Filed 2001·Granted Sep 27, 2005·38 cites·12 claims
- 2387US5693751AWater soluble high molecular weight polymerized drug preparationJAPAN RES DEV CORP·Filed 1995·Granted Dec 2, 1997·78 cites·38 claims
- 2487US5284766ABed material for cell cultureKAO CORP·Filed 1992·Granted Feb 8, 1994·128 cites·6 claims
- 2586US8153110B2Environment-responding siRNA carrier using disulfide-cross-linked polymeric micelleKATAOKA KAZUNORI·Filed 2007·Granted Apr 10, 2012·6 cites·12 claims
- 2686US7052917B1Polymerizable biotin derivatives, biotin polymer, and polymer responsive to avidin stimulationJAPAN CHEMICAL INNOVATION INST·Filed 2000·Granted May 30, 2006·22 cites·3 claims
- 2786US5510103APhysical trapping type polymeric micelle drug preparationJAPAN RES DEV CORP·Filed 1995·Granted Apr 23, 1996·152 cites·5 claims
- 2885US10668169B2Micelle composition for nucleic acid delivery using temperature-sensitive polymer and method for producing sameUNIV TOKYO·Filed 2016·Granted Jun 2, 2020·3 cites·20 claims
- 2985US8450282B2Anionic polymer, polyion complex and ternary polymer composite using anionic polymer, and pharmaceutical compositionKATAOKA KAZUNORI·Filed 2010·Granted May 28, 2013·4 cites·20 claims
- 3084US11020418B2Unit structure-type pharmaceutical composition for nucleic acid deliveryUNIV TOKYO·Filed 2017·Granted Jun 1, 2021·2 cites·11 claims
- 3184US9750687B2Substance-encapsulating vesicle and process for producing the sameKATAOKA KAZUNORI·Filed 2011·Granted Sep 5, 2017·6 cites·8 claims
- 3284US9314529B2Nucleic acid delivery composition and carrier composition, pharmaceutical composition using the same, and method for nucleic acid deliveryKATAOKA KAZUNORI·Filed 2011·Granted Apr 19, 2016·6 cites·8 claims
- 3383US10322092B2Substance-containing vesicle, and production method thereforJAPAN SCIENCE & TECH AGENCY·Filed 2017·Granted Jun 18, 2019·4 cites·16 claims
- 3483US9278075B2Particle composition and pharmaceutical composition using particle compositionKATAOKA KAZUNORI·Filed 2012·Granted Mar 8, 2016·4 cites·18 claims
- 3583US7780957B2Polyethylene glycol/polycation block copolymersUNIV TOKYO·Filed 2004·Granted Aug 24, 2010·18 cites·9 claims
- 3683US7041371B2Polyethylene glycol-modified semiconductor nanoparticles, method for producing the same, and material for biological diagnosisNOF CORP·Filed 2004·Granted May 9, 2006·20 cites·8 claims
- 3782US10357454B2Substance-encapsulating vesicle and process for producing the sameJAPAN SCIENCE & TECH AGENCY·Filed 2017·Granted Jul 23, 2019·2 cites·9 claims
- 3882US9862992B2Surface of substrate onto which non-specific adsorption is restrainedJSR CORP·Filed 2014·Granted Jan 9, 2018·4 cites·7 claims
- 3982US9051354B2Protein charge regulator and protein-encapsulating polymer micelle complexKATAOKA KAZUNORI·Filed 2009·Granted Jun 9, 2015·4 cites·18 claims
- 4082US7588976B2Display device, method of production of the same, and projection type display deviceSONY CORP·Filed 2008·Granted Sep 15, 2009·6 cites·5 claims
- 4182US7393698B2Magnetic fine particles and process for producing the sameNAT INST OF ADVANCED IND SCIEN·Filed 2001·Granted Jul 1, 2008·21 cites·22 claims
- 4282US5478575APolymers having benzeneboronic acid groups and insulin complexes of same of a sugar response typeNIPPON OILS & FATS CO LTD·Filed 1993·Granted Dec 26, 1995·73 cites·5 claims
- 4381US8313902B2Magnetic fine particles having lower critical solution temperatureFURUKAWA HIROTAKA·Filed 2008·Granted Nov 20, 2012·4 cites·7 claims
- 4481US7252912B2Polymer compositeTOYO GOSEI CO LTD·Filed 2005·Granted Aug 7, 2007·6 cites·9 claims
- 4579US11096991B2Nanoreactor using polyion complex polymersomes, and method for producing sameUNIV TOKYO·Filed 2016·Granted Aug 24, 2021·2 cites·37 claims
- 4679US7732550B2Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the sameAGENCY IND SCIENCE TECHN·Filed 2004·Granted Jun 8, 2010·7 cites·1 claims
- 4779US7129293B2Crosslinked polymers, fine polymer particle, and process for producing theseNOF CORP·Filed 2003·Granted Oct 31, 2006·25 cites·16 claims
- 4879US7125546B2Polymeric micelle containing cisplatin enclosed therein and use thereofTOUDAI TLO LTD·Filed 2001·Granted Oct 24, 2006·15 cites·21 claims
- 4978US8906503B2Fine particles of crystalline polyol, and method of preparing sameKATAOKA KAZUNORI·Filed 2010·Granted Dec 9, 2014·2 cites·7 claims
- 5078US5483008APolyether having heterofunctional groups at both ends, process for the preparation thereof and polymerization initiator thereforJAPAN RES DEV CORP·Filed 1993·Granted Jan 9, 1996·26 cites·30 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Kazunori Kataoka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →