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Yusuke OKAWA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Reverse osmosis treatment system for recovering energy generated bo...
Patent number
11,395,990
Issue date
Jul 26, 2022
Hitachi, Ltd.
Hiroki Miyakawa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water treatment system
Patent number
10,434,472
Issue date
Oct 8, 2019
Hitachi, Ltd.
Kotaro Kitamura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reverse osmosis treatment system for recovering energy generated bo...
Patent number
10,427,101
Issue date
Oct 1, 2019
Hitachi, Ltd.
Hiroki Miyakawa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water treatment system
Patent number
10,099,180
Issue date
Oct 16, 2018
Hitachi, Ltd.
Kotaro Kitamura
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Fresh water generation system
Patent number
9,758,393
Issue date
Sep 12, 2017
Hitachi, Ltd.
Kazuhiko Noto
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Membrane element in immersion type membrane separation apparatus
Patent number
8,465,644
Issue date
Jun 18, 2013
Hitachi Plant Technologies, Ltd.
Kotaro Kitamura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membrane cartridge in immersion type membrane separation apparatus
Patent number
8,282,822
Issue date
Oct 9, 2012
Hitachi Plant Technologies, Ltd.
Yusuke Okawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Frame for immersion flat filter membrane elements
Patent number
D653303
Issue date
Jan 31, 2012
Hitachi Plant Technologies, Ltd.
Yusuke Okawa
D23 - Environmental heating and cooling
Information
Patent Grant
Immersion flat filter membrane element
Patent number
D651280
Issue date
Dec 27, 2011
Hitachi Plant Technologies, Ltd.
Yusuke Okawa
D23 - Environmental heating and cooling
Patents Applications
last 30 patents
Information
Patent Application
REVERSE OSMOSIS TREATMENT SYSTEM
Publication number
20190336914
Publication date
Nov 7, 2019
Hitachi, Ltd
Hiroki MIYAKAWA
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
REVERSE OSMOSIS TREATMENT SYSTEM
Publication number
20170173534
Publication date
Jun 22, 2017
Hitachi, Ltd
Hiroki MIYAKAWA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
WATER TREATMENT SYSTEM
Publication number
20160346735
Publication date
Dec 1, 2016
Hitachi, Ltd
Kotaro KITAMURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FRESH WATER GENERATION SYSTEM
Publication number
20140263013
Publication date
Sep 18, 2014
Kazuhiko Noto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MEMBRANE CARTRIDGE IN IMMERSION TYPE MEMBRANE SEPARATION APPARATUS
Publication number
20100243552
Publication date
Sep 30, 2010
Yusuke OKAWA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MEMBRANE ELEMENT IN IMMERSION TYPE MEMBRANE SEPARATION APPARATUS
Publication number
20100243555
Publication date
Sep 30, 2010
Kotaro KITAMURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL