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Hiroyuki Takayama
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Fukushima, JP
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Patents Grants
last 30 patents
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Patent Grant
Method for producing diallylamine acetate polymer
Patent number
8,680,221
Issue date
Mar 25, 2014
Nitto Boseki Co., LTD
Yusuke Fukushima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing aqueous solution of monoallylamine polymer
Patent number
6,579,933
Issue date
Jun 17, 2003
Nitto Boseki Co., Ltd.
Ikuo Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
ANTI-CORROSIVE AGENT FOR WASHING OF METAL WITH ACID, DETERGENT SOLU...
Publication number
20150211130
Publication date
Jul 30, 2015
NITTO BOSEKI CO., LTD.
Hiroyuki TAKAYAMA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ANTI-CORROSIVE AGENT FOR WASHING OF METAL WITH ACID, DETERGENT SOLU...
Publication number
20130109607
Publication date
May 2, 2013
NITTO BOSEKI CO., LTD.
Hiroyuki Takayama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING DIALLYLAMINE ACETATE POLYMER
Publication number
20130079480
Publication date
Mar 28, 2013
Nitto Boseki Co., Ltd.
Yusuke Fukushima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Glass Fiber Sizing Agent Containing Amphoteric Polymer Compound
Publication number
20100215940
Publication date
Aug 26, 2010
Hirotaka Itoh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...