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Nobuyoshi Hirowatari
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Tsuchiura, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Maintenance management device for operating machinery
Patent number
10,235,658
Issue date
Mar 19, 2019
Hitachi Construction Machinery Co., Ltd.
Hideaki Suzuki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Operation management device of self-propelling mining equipment
Patent number
9,704,302
Issue date
Jul 11, 2017
Hitachi Construction Machinery Co., Ltd.
Shohei Yamagata
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
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Patent Application
OPERATION MANAGEMENT DEVICE OF SELF-PROPELLING MINING EQUIPMENT
Publication number
20150269789
Publication date
Sep 24, 2015
Hitachi Construction Machinery Co., Ltd.
Shohei Yamagata
E21 - EARTH DRILLING MINING
Information
Patent Application
TRAVEL MANAGEMENT DEVICE OF TRANSPORT VEHICLE
Publication number
20150262091
Publication date
Sep 17, 2015
Hitachi Construction Machinery Co., Ltd.
Shohei Yamagata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MAINTENANCE MANAGEMENT DEVICE FOR OPERATING MACHINERY
Publication number
20150206104
Publication date
Jul 23, 2015
HITACHI CONSTRUCTION MACHINERY CO., LTD.
Hideaki Suzuki
G06 - COMPUTING CALCULATING COUNTING