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Masashi Echizen
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Osaka, JP
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last 30 patents
Information
Patent Grant
Sulfate ion removal system and method for removing sulfate ion
Patent number
11,396,460
Issue date
Jul 26, 2022
Nitto Denko Corporation
Tomotsugu Miyabe
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Composite semipermeable membrane and spiral wound separation membra...
Patent number
11,207,645
Issue date
Dec 28, 2021
Nitto Denko Corporation
Tomotsugu Miyabe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Spiral membrane element
Patent number
10,974,200
Issue date
Apr 13, 2021
Nitto Denko Corporation
Mieko Nishi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Spiral membrane element
Patent number
10,918,996
Issue date
Feb 16, 2021
Nitto Denko Corporation
Taisuke Yamaguchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite semi-permeable membrane
Patent number
10,682,615
Issue date
Jun 16, 2020
Nitto Denko Corporation
Masashi Echizen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of membrane separation and membrane separation apparatus
Patent number
8,404,119
Issue date
Mar 26, 2013
Nitto Denko Corporation
Masashi Echizen
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITE SEMIPERMEABLE MEMBRANE, SPIRAL MEMBRANE ELEMENT, WATER TR...
Publication number
20230144222
Publication date
May 11, 2023
Nitto Denko Corporation
Tomotsugu MIYABE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SULFATE ION REMOVAL SYSTEM AND METHOD FOR REMOVING SULFATE ION
Publication number
20210214243
Publication date
Jul 15, 2021
NITTO DENKO CORPORATION
Tomotsugu MIYABE
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
COMPOSITE SEMIPERMEABLE MEMBRANE
Publication number
20210197138
Publication date
Jul 1, 2021
Nitto Denko Corporation
Nagahisa SATO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE SEMIPERMEABLE MEMBRANE
Publication number
20210197137
Publication date
Jul 1, 2021
Nitto Denko Corporation
Nagahisa SATO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE SEMIPERMEABLE MEMBRANE AND SPIRAL WOUND SEPARATION MEMBRA...
Publication number
20200061548
Publication date
Feb 27, 2020
NITTO DENKO CORPORATION
Tomotsugu MIYABE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SPIRAL MEMBRANE ELEMENT
Publication number
20190001274
Publication date
Jan 3, 2019
NITTO DENKO CORPORATION
Mieko Nishi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SPIRAL MEMBRANE ELEMENT
Publication number
20170304775
Publication date
Oct 26, 2017
Nitto Denko Corporation
Taisuke YAMAGUCHI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE SEMIPERMEABLE MEMBRANE AND METHOD FOR PRODUCING THE SAME,...
Publication number
20170282129
Publication date
Oct 5, 2017
Nitto Denko Corporation
Kazusa MATSUI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE SEMIPERMEABLE MEMBRANE, SEPARATION MEMBRANE ELEMENT, AND...
Publication number
20170274328
Publication date
Sep 28, 2017
Nitto Denko Corporation
Atsuko MIZUIKE
B32 - LAYERED PRODUCTS
Information
Patent Application
COMPOSITE SEMI-PERMEABLE MEMBRANE
Publication number
20160279581
Publication date
Sep 29, 2016
NITTO DENKO CORPORATION
Masashi Echizen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF MEMBRANE SEPARATION AND MEMBRANE SEPARATION APPARATUS
Publication number
20100126935
Publication date
May 27, 2010
NITTO DENKO CORPORATION
Masashi Echizen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL