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Masami Naruse
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Hydraulic drive device for work machine
Patent number
7,631,495
Issue date
Dec 15, 2009
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hydraulic drive device for work machine
Patent number
7,533,527
Issue date
May 19, 2009
Komatsu Ltd.
Masami Naruse
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Device arrangement structure for hybrid construction equipment
Patent number
6,922,990
Issue date
Aug 2, 2005
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hybrid powered construction equipment
Patent number
6,820,356
Issue date
Nov 23, 2004
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Construction equipment
Patent number
6,725,581
Issue date
Apr 27, 2004
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hybrid construction equipment
Patent number
6,708,787
Issue date
Mar 23, 2004
Komatsu Ltd.
Masami Naruse
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hybrid construction equipment
Patent number
6,678,972
Issue date
Jan 20, 2004
Komatsu Ltd.
Masami Naruse
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydraulic shovel
Patent number
6,675,508
Issue date
Jan 13, 2004
Komatsu Ltd.
Masatake Tamaru
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hydraulically driven type working machine
Patent number
6,578,296
Issue date
Jun 17, 2003
Komatsu Ltd.
Kenzo Kimoto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Operator cabin of power shovel
Patent number
D463807
Issue date
Oct 1, 2002
Komatsu Ltd.
Masatake Tamaru
D15 - Machines not elsewhere specified
Information
Patent Grant
Operator's seat for construction machinery
Patent number
D463459
Issue date
Sep 24, 2002
Komatsu Ltd.
Masatake Tamaru
D15 - Machines not elsewhere specified
Information
Patent Grant
Power shovel
Patent number
D462973
Issue date
Sep 17, 2002
Komatsu Ltd.
Masatake Tamaru
D15 - Machines not elsewhere specified
Patents Applications
last 30 patents
Information
Patent Application
Hydraulic Drive Device For Work Machine
Publication number
20070227137
Publication date
Oct 4, 2007
KOMATSU LTD.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hydraulic Drive Device for Work Machine
Publication number
20070204604
Publication date
Sep 6, 2007
KOMATSU LTD.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Device arrangement structure for hybrid construction equipment
Publication number
20040098983
Publication date
May 27, 2004
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hybrid powered construction equipment
Publication number
20030226291
Publication date
Dec 11, 2003
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Construction equipment
Publication number
20030221339
Publication date
Dec 4, 2003
Komatsu Ltd.
Masami Naruse
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hydraulic shovel
Publication number
20020157284
Publication date
Oct 31, 2002
Masatake Tamaru
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hybrid construction equipment
Publication number
20020125052
Publication date
Sep 12, 2002
Masami Naruse
B60 - VEHICLES IN GENERAL
Information
Patent Application
Hybrid construction equipment
Publication number
20020104239
Publication date
Aug 8, 2002
Masami Naruse
B60 - VEHICLES IN GENERAL
Information
Patent Application
Hydraulically driven type working machine
Publication number
20020062587
Publication date
May 30, 2002
Komatsu Ltd.
Kenzo Kimoto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING