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Kazuyasu Kawashima
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Tube unit and degassing module
Patent number
12,090,445
Issue date
Sep 17, 2024
DIC Corporation
Youhei Suganuma
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Ozone treating apparatus
Patent number
6,955,758
Issue date
Oct 18, 2005
Sekisui Chemical Co., Ltd.
Kazutoshi Yamazaki
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Unit for degassing liquids
Patent number
4,729,773
Issue date
Mar 8, 1988
Erma Inc.
Kozo Shirato
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for measuring impurities in super-pure water without expo...
Patent number
4,680,552
Issue date
Jul 14, 1987
Erma Optical Works, Ltd.
Kozo Shirato
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for adjusting the concentration of a solution
Patent number
4,652,364
Issue date
Mar 24, 1987
Erma Inc.
Kozo Shirato
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for measuring impurities in ultrapure water
Patent number
4,651,087
Issue date
Mar 17, 1987
Erma Optical Works, Ltd.
Kozo Shirato
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for degassifying liquid
Patent number
4,469,495
Issue date
Sep 4, 1984
Erma Optical Works, Ltd.
Kazuo Hiraizumi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
TUBE UNIT, DEGASSING MODULE, AND METHOD OF MANUFACTURING TUBE UNIT
Publication number
20230201745
Publication date
Jun 29, 2023
DIC CORPORATION
Kazuyasu Kawashima
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
TUBE UNIT AND DEGASSING MODULE
Publication number
20220331713
Publication date
Oct 20, 2022
DIC CORPORATION
Youhei SUGANUMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Ozone treating apparatus
Publication number
20030116491
Publication date
Jun 26, 2003
Kazutoshi Yamazaki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL