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Keita OGASAWARA
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Ibaraki, JP
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Patents Grants
last 30 patents
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Patent Grant
Fatigue management system
Patent number
11,814,818
Issue date
Nov 14, 2023
Hitachi Construction Machinery Co., Ltd.
Keita Ogasawara
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
State Management Device For Work Machine
Publication number
20240044112
Publication date
Feb 8, 2024
Hitachi Construction Machinery Co., Ltd.
Kaito MURAKAMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Movement Identification Device
Publication number
20220396933
Publication date
Dec 15, 2022
Hitachi Construction Machinery Co., Ltd.
Keita OGASAWARA
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Fatigue Management System
Publication number
20220178115
Publication date
Jun 9, 2022
Hitachi Construction Machinery Co., Ltd.
Keita OGASAWARA
G06 - COMPUTING CALCULATING COUNTING