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Mitsunobu Aoyama
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Additive comprising porous calcium phosphate for synthetic resins,...
Patent number
6,663,948
Issue date
Dec 16, 2003
Maruo Calcium Company Limited
Shigeo Takiyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Inorganic dispersant, stabilizer for suspension polymerization and...
Patent number
6,482,881
Issue date
Nov 19, 2002
Maruo Calcium Company Limited
Hiroshi Shibata
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Synthetic resin additive and synthetic resin composition containing...
Patent number
6,287,530
Issue date
Sep 11, 2001
Maruo Calcium Company Ltd.
Mitsunobu Aoyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Additive for synthetic resins and a synthetic resin composition
Patent number
5,976,687
Issue date
Nov 2, 1999
Maruo Calcium Company, Ltd.
Hidehiko Nishioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Additive for synthetic resins and synthetic resin compositions
Patent number
5,844,022
Issue date
Dec 1, 1998
Maruo Calcium Company Limited
Hidehiko Nishioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Calcium phosphate base particulate compound, process for producing...
Publication number
20060013921
Publication date
Jan 19, 2006
Hidemitsu Kasahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...