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Koji Senda
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Niwa-gun, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Rubber compositions and hoses
Patent number
6,593,432
Issue date
Jul 15, 2003
Tokai Rubber Industries, Ltd.
Ayumu Ikemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber composition
Patent number
6,552,128
Issue date
Apr 22, 2003
Tokai Rubber Industries, Ltd.
Ayumu Ikemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Packing structure
Patent number
6,543,785
Issue date
Apr 8, 2003
Tokai Rubber Industries, Ltd.
Kazutaka Katayama
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Rubber compositions, rubber-resin laminates and fluid-impermeable h...
Patent number
6,534,578
Issue date
Mar 18, 2003
Tokai Rubber Industries, Ltd.
Eiichi Daikai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Check valve
Patent number
6,481,464
Issue date
Nov 19, 2002
Tokai Rubber Industries, Ltd.
Kazutaka Katayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber compositions and hoses
Patent number
6,413,201
Issue date
Jul 2, 2002
Tokai Rubber Industries, Ltd.
Ayumu Ikemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
CHECK VALVE
Publication number
20020189694
Publication date
Dec 19, 2002
TOKAI RUBBER INDUSTRIES, LTD.
Kazutaka Katayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rubber composition
Publication number
20020068797
Publication date
Jun 6, 2002
Ayumu Ikemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...