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Hitachinaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Fluid pump and high-pressure fuel feed pump
Patent number
7,744,353
Issue date
Jun 29, 2010
Hitachi, Ltd.
Hiroyuki Yamada
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
High pressure fuel pump for internal combustion engine
Patent number
7,665,976
Issue date
Feb 23, 2010
Hitachi, Ltd.
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
High-pressure fuel pump
Patent number
7,152,583
Issue date
Dec 26, 2006
Hitachi, Ltd.
Masami Abe
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fuel pump for inter-cylinder direct fuel injection apparatus
Patent number
6,895,992
Issue date
May 24, 2005
Hitachi, Ltd.
Shizuka Yamaguchi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fuel pump and direct fuel injection engine
Patent number
6,860,255
Issue date
Mar 1, 2005
Hitachi, Ltd.
Shizuka Yamaguchi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Seal mechanism and fuel pump provided therewith
Patent number
6,783,130
Issue date
Aug 31, 2004
Hitachi, Ltd.
Minoru Hashida
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fuel pump, in-cylinder direct injection type internal combustion en...
Patent number
6,543,424
Issue date
Apr 8, 2003
Hitachi, Ltd.
Shizuka Yamaguchi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
High pressure fuel pump
Patent number
6,488,478
Issue date
Dec 3, 2002
Hitachi, Ltd.
Yoshinobu Ono
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
High pressure fuel pump
Patent number
6,471,491
Issue date
Oct 29, 2002
Hitachi, Ltd.
Yoshinobu Ono
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
High pressure fuel pump
Patent number
6,368,071
Issue date
Apr 9, 2002
Hitachi, Ltd.
Minoru Hashida
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
High pressure fuel pump for internal combustion engine
Publication number
20060228239
Publication date
Oct 12, 2006
Hitachi, Ltd
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Fuel pump for inter-cylinder direct fuel injection apparatus
Publication number
20050178441
Publication date
Aug 18, 2005
HITACHI, LTD.
Shizuka Yamaguchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
High pressure fuel pump for internal combustion engine
Publication number
20040096346
Publication date
May 20, 2004
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Fluid pump and high-pressure fuel feed pump
Publication number
20040052652
Publication date
Mar 18, 2004
Hiroyuki Yamada
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Fuel pump for inter-cylinder direct fuel injection apparatus
Publication number
20040003713
Publication date
Jan 8, 2004
Hitachi, Ltd
Shizuka Yamaguchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
High-pressure fuel pump
Publication number
20030219346
Publication date
Nov 27, 2003
Hitachi, Ltd.
Masami Abe
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Fuel pump and direct fuel injection engine
Publication number
20030089343
Publication date
May 15, 2003
Hitachi, Ltd.
Shizuka Yamaguchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
High pressure fuel pump for internal combustion engine
Publication number
20030017069
Publication date
Jan 23, 2003
Hitachi, Ltd.
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Seal mechanism and fuel pump provided therewith
Publication number
20030006564
Publication date
Jan 9, 2003
Minoru Hashida
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
High pressure fuel pump
Publication number
20020127119
Publication date
Sep 12, 2002
Hitachi, Ltd.
Yoshinobu Ono
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
High pressure fuel pump
Publication number
20020044873
Publication date
Apr 18, 2002
Hitachi, Ltd.
Minoru Hashida
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...