Inventor · disambiguated record
Takahiro Kawakatsu
Also filed as: KAWAKATSU TAKAHIRO
14 granted patents·21 pending applications·406 citations·filing 1996–2022
90Inventor score
Files withKURITA WATER IND LTD26KAWAKATSU TAKAHIRO3AGENCY IND SCIENCE TECHN2AOKI TETSUYA1CHUUMAN TAKAAKI1
Top patents by PatentIndex Score
35 records- 0192US6258858B1Cross-flow microchannel apparatus and method of producing or separating emulsions making use thereofAGENCY IND SCIENCE TECHN·Filed 1999·Granted Jul 10, 2001·163 cites·18 claims
- 0292US6177479B1Continuous manufacturing method for microspheres and apparatusNAT FOOD RES·Filed 1999·Granted Jan 23, 2001·168 cites·15 claims
- 0390US10046280B2Method for improving rejection rate of reverse osmosis membraneKURITA WATER IND LTD·Filed 2013·Granted Aug 14, 2018·10 cites·13 claims
- 0480US6155710AMethod and device for producing emulsionsAGENCY IND SCIENCE TECHN·Filed 1996·Granted Dec 5, 2000·56 cites·4 claims
- 0572US10307713B2Agent and method for cleaning permeable membranesKURITA WATER IND LTD·Filed 2013·Granted Jun 4, 2019·1 cites·12 claims
- 0671US8025159B2Agent for increasing rejection with a permeable membrane, process for increasing the rejection, permeable membrane and process for water treatmentKURITA WATER IND LTD·Filed 2005·Granted Sep 27, 2011·5 cites·12 claims
- 0770US2022193619A1Method for producing permselective membraneKURITA WATER IND LTD·Filed 2022·Application pending·0 cites
- 0858US2020055000A1Permselective membrane and method for producing the same, and method for treating waterKURITA WATER IND LTD·Filed 2017·Application pending·0 cites
- 0958US2011011792A1Polymer fiber material, method of producing the same, and filter for filtering fluidKURITA WATER IND LTD·Filed 2009·Application pending·0 cites
- 1057US10583405B2Permselective membrane, method for producing same, and water treatment method using the permselective membraneKURITA WATER IND LTD·Filed 2017·Granted Mar 10, 2020·0 cites·7 claims
- 1157US10252219B2Method for operating reverse osmosis membrane device, and reverse osmosis membrane deviceKURITA WATER IND LTD·Filed 2014·Granted Apr 9, 2019·0 cites·3 claims
- 1255US2025025869A1Material for removing impurities in organic solvent and method for removing impurities in organic solventKURITA WATER IND LTD·Filed 2022·Application pending·0 cites
- 1352US10239019B2Reverse-osmosis-membrane device and method for operating the sameKURITA WATER IND LTD·Filed 2014·Granted Mar 26, 2019·0 cites·7 claims
- 1451US2015376034A1Multi-stage reverse osmosis membrane system and operation method thereofKURITA WATER IND LTD·Filed 2014·Application pending·0 cites
- 1550US9136104B2Method for cleaning silicon wafer and apparatus for cleaning silicon waferCHUUMAN TAKAAKI·Filed 2011·Granted Sep 15, 2015·1 cites·7 claims
- 1649US10443023B2Alkaline cleaning liquid comprising urea and/or biuret, and cleaning method for reverse osmosis membraneKURITA WATER IND LTD·Filed 2015·Granted Oct 15, 2019·0 cites·5 claims
- 1749US2022184596A1Organic solvent treatment methodKURITA WATER IND LTD·Filed 2020·Application pending·0 cites
- 1848US7540292B2Detergent for washing a selectively permeable membrane and method of washingKURITA WATER IND LTD·Filed 2004·Granted Jun 2, 2009·2 cites·6 claims
- 1948US2010025329A1Method for treatment with reverse osmosis membraneKURITA WATER IND LTD·Filed 2008·Application pending·0 cites
- 2047US2021046432A1Permselective membrane and method for producing same, and method for treating waterKURITA WATER IND LTD·Filed 2019·Application pending·0 cites
- 2146US2010136238A1Method of enhancing rejection of permeation membrane, rejection-enhanced membrane, method and apparatus for treatment by permeation membraneHAYAKAWA KUNIHIRO·Filed 2008·Application pending·0 cites
- 2246US2022212145A1Apparatus for removing fine particle and method for removing fine particleKURITA WATER IND LTD·Filed 2020·Application pending·0 cites
- 2345US10780400B2Agent, liquid, and method for cleaning reverse osmosis membraneKURITA WATER IND LTD·Filed 2016·Granted Sep 22, 2020·0 cites·14 claims
- 2445US2006019820A1Anion absorbent and production method thereof, and water treatment methodKURITA WATER IND LTD·Filed 2005·Application pending·0 cites
- 2544US2018169585A1Agent, liquid, and method for cleaning reverse osmosis membraneKURITA WATER IND LTD·Filed 2016·Application pending·0 cites
- 2641US2005205839A1Method of producing remover and removerKURITA WATER IND LTD·Filed 2005·Application pending·0 cites
- 2740US9498754B2Method for improving rejection of reverse osmosis membrane, treatment agent for improving rejection, and reverse osmosis membraneKAWAKATSU TAKAHIRO·Filed 2012·Granted Nov 22, 2016·0 cites·20 claims
- 2839US2009266764A1Agent and Process for Increasing Rejection of Nanofiltration Membrane or Reverse Osmosis Membrane, Nanofiltration Membrane or Reverse Osmosis Membrane, Process for Water Treatment and Apparatus for Water TreatmentKAWAKATSU TAKAHIRO·Filed 2007·Application pending·0 cites
- 2939US2017107126A1Dispersant for water treatment and water treatment methodKURITA WATER IND LTD·Filed 2015·Application pending·0 cites
- 3039US2018200678A1Agent, liquid, and method for cleaning reverse osmosis membraneKURITA WATER IND LTD·Filed 2016·Application pending·0 cites
- 3139US2020171436A1Ultrapure-water production systemKURITA WATER IND LTD·Filed 2017·Application pending·0 cites
- 3238US2012168370A1Method of improving rejection of permeable membrane and permeable membraneAOKI TETSUYA·Filed 2010·Application pending·0 cites
- 3338US2013324678A1Method for improving rejection of permeable membrane, treatment agent for improving rejection, and permeable membraneKAWAKATSU TAKAHIRO·Filed 2012·Application pending·0 cites
- 3437US2018044205A1Device for removing microparticles contained in water and ultrapure-water prouction and supply systemKURITA WATER IND LTD·Filed 2016·Application pending·0 cites
- 3536US2018236409A1Permselective membrane and method for producing the sameKURITA WATER IND LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →