Membership
Tour
Register
Log in
Morio Oshina
Follow
Person
Chiyoda, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Crawler carrier having an engine, a hydraulic pump and a heat excha...
Patent number
6,523,905
Issue date
Feb 25, 2003
Hitachi Construction Machinery Co., Ltd.
Seiji Tamura
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Tired Roller
Patent number
6,105,707
Issue date
Aug 22, 2000
Hitachi Construction Machinery Co., Ltd.
Seiji Tamura
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Operation control device for three-joint excavator
Patent number
6,101,437
Issue date
Aug 8, 2000
Morio Oshina
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Operation control device for three-joint type excavator
Patent number
6,079,131
Issue date
Jun 27, 2000
Hitachi Construction Machinery Co., Ltd.
Morio Oshina
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hydraulic drive system
Patent number
5,535,587
Issue date
Jul 16, 1996
Hitachi Construction Machinery Co., Ltd.
Hirohisa Tanaka
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hydraulic driving circuit with motor displacement limitation control
Patent number
5,203,168
Issue date
Apr 20, 1993
Hitachi Construction Machinery Co., Ltd.
Morio Oshina
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Safety device for hydraulic closed circuit
Patent number
5,048,294
Issue date
Sep 17, 1991
Hitachi Construction Machinery Co., Ltd.
Morio Oshina
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Hydraulic drive system
Patent number
5,003,776
Issue date
Apr 2, 1991
Hitachi Construction Machinery Co., Ltd.
Takashi Kanai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydraulic drive circuit system
Patent number
4,846,046
Issue date
Jul 11, 1989
Hitachi Construction Machinery Co., Ltd.
Takashi Kanai
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Crawler carrier
Publication number
20020030397
Publication date
Mar 14, 2002
Seiji Tamura
B60 - VEHICLES IN GENERAL