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Kazuhisa Tamura
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Ishioka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Construction machine
Patent number
8,215,434
Issue date
Jul 10, 2012
Hitachi Construction Machinery Co., Ltd.
Makoto Matsushita
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Rotating apparatus for construction machine
Patent number
7,070,017
Issue date
Jul 4, 2006
Hitachi Construction Machinery Co., Ltd.
Akio Hoshi
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Operator's cab in construction machine
Patent number
6,325,450
Issue date
Dec 4, 2001
Hitachi Construction Machinery Co., Ltd.
Tsuyoshi Sakyo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Operator's cab in construction machine
Patent number
6,209,949
Issue date
Apr 3, 2001
Hitachi Construction Machinery Co., Ltd.
Tsuyoshi Sakyo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Operator's cab for construction machines
Patent number
6,206,457
Issue date
Mar 27, 2001
Hitachi Construction Machinery Co., Ltd.
Tsuyoshi Sakyo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Hydraulic excavator
Patent number
D437602
Issue date
Feb 13, 2001
Hitachi Construction Machinery Co., Ltd.
Kazuhiko Hiraoka
D15 - Machines not elsewhere specified
Information
Patent Grant
Air outlet member
Patent number
5,643,080
Issue date
Jul 1, 1997
Hitachi Construction Machinery Co., Ltd.
Yoshiyuki Kondoh
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
CONSTRUCTION MACHINE
Publication number
20100025136
Publication date
Feb 4, 2010
Hitachi Construction Machinery Co., Ltd.
Makoto Matsushita
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Rotating apparatus for construction machine
Publication number
20050253339
Publication date
Nov 17, 2005
Hitachi Construction Machinery Co., Ltd.
Akio Hoshi
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Operator's cab in construction machine
Publication number
20010005092
Publication date
Jun 28, 2001
HITACHI CONSTRUCTION MACHINERY CO., LTD.
Tsuyoshi Sakyo
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS