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Ryo Hirai
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Komaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Separator and cell using the same for use in solid polymer electrol...
Patent number
7,951,481
Issue date
May 31, 2011
Tokai Rubber Industries, Ltd.
Yutaka Ishioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cell for solid polymer electrolyte fuel cell with improved gas flow...
Patent number
7,534,518
Issue date
May 19, 2009
Tokai Rubber Industries, Ltd.
Yutaka Ishioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Vacuum brake hose
Patent number
7,497,236
Issue date
Mar 3, 2009
Tokai Rubber Industries, Ltd.
Ryo Hirai
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Rubber composition for automotive non-water liquid delivery hose an...
Patent number
7,493,917
Issue date
Feb 24, 2009
Tokai Rubber Industries, Ltd.
Ryo Hirai
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fuel cell hose
Patent number
7,312,270
Issue date
Dec 25, 2007
Tokai Rubber Industries, Ltd.
Ryo Hirai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber hose material and rubber hose using the same
Patent number
7,055,552
Issue date
Jun 6, 2006
Tokai Rubber Industries, Ltd.
Ryo Hirai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hydrogen fuel transporting hose for fuel-cell powered vehicle
Patent number
6,745,796
Issue date
Jun 8, 2004
Tokai Rubber Industries, Ltd.
Ayumu Ikemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
RUBBER COMPOSITION FOR WATER HOSE, AND WATER HOSE OBTAINED USING SAME
Publication number
20130098494
Publication date
Apr 25, 2013
TOKAI RUBBER INDUSTRIES, LTD.
Takashi Yajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RUBBER COMPOSITION FOR AUTOMOTIVE NON-WATER LIQUID DELIVERY HOSE AN...
Publication number
20080202619
Publication date
Aug 28, 2008
TOKAI RUBBER INDUSTRIES, LTD.
Ryo HIRAI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Vacuum brake hose
Publication number
20070034276
Publication date
Feb 15, 2007
TOKAI RUBBER INDUSTRIES, LTD.
Ryo Hirai
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Separator and cell using the same for use in solid polymer electrol...
Publication number
20070031719
Publication date
Feb 8, 2007
TOKAI RUBBER INDUSTRIES, LTD.
Yutaka Ishioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Separator and cell using the same for use in solid polymer electrol...
Publication number
20060024560
Publication date
Feb 2, 2006
TOKAI RUBBER INDUSTRIES, LTD.
Yutaka Ishioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Cell for solid polymer electrolyte fuel cell
Publication number
20060024556
Publication date
Feb 2, 2006
TOKAI RUBBER INDUSTRIES, LTD.
Yutaka Ishioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for cleaning fuel cell hose and fuel cell hose cleaned by th...
Publication number
20050224096
Publication date
Oct 13, 2005
TOKAI RUBBER INDUSTRIES, LTD.
Takahiro Nishiyama
B08 - CLEANING
Information
Patent Application
Rubber composition for fuel reforming system and rubber hose for fu...
Publication number
20050221132
Publication date
Oct 6, 2005
TOKAI RUBBER INDUSTRIES, LTD.
Ryo Hirai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Rubber hose material and rubber hose using the same
Publication number
20050067036
Publication date
Mar 31, 2005
TOKAI RUBBER INDUSTRIES, LTD.
Ryo Hirai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hose material for fuel cell and hose manufactured by using the same
Publication number
20050026023
Publication date
Feb 3, 2005
TOKAI RUBBER INDUSTRIES, LTD.
Ryo Hirai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Hose material for fuel cell system and hose manufactured by using t...
Publication number
20040185199
Publication date
Sep 23, 2004
TOKAI RUBBER INDUSTRIES, LTD.
Ryo Hirai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Rubber composition and low-contaminative hose produced by using the...
Publication number
20030186010
Publication date
Oct 2, 2003
TOKAI RUBBER INDUSTRIES, LTD.
Hidehito Ikeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hydrogen fuel transporting hose for fuel-cell powered vehicle
Publication number
20030178081
Publication date
Sep 25, 2003
TOKAI RUBBER INDUSTRIES, LTD.
Ayumu Ikemoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...