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Makoto Kusaka
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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing a spherical silica gel
Patent number
6,451,862
Issue date
Sep 17, 2002
Asahi Glass Company, Limited
Makoto Kusaka
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Acid component-removing agent, method for producing it and method f...
Patent number
6,352,653
Issue date
Mar 5, 2002
Asahi Glass Company Ltd.
Hachiro Hirano
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing spherical silica particles
Patent number
6,267,942
Issue date
Jul 31, 2001
Asahi Glass Company, Limited
Hiroo Mori
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Hollow glass microspheres and process for their production
Publication number
20020004111
Publication date
Jan 10, 2002
Asahi Glass Company, Limited
Toshiya Matsubara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Hollow aluminosilicate glass microspheres and process for their pro...
Publication number
20010043996
Publication date
Nov 22, 2001
Asahi Glass Company, Limited
Kenji Yamada
C03 - GLASS MINERAL OR SLAG WOOL