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Work machine
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Patent number 11,965,315
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Issue date Apr 23, 2024
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Hitachi Construction Machinery Co., Ltd.
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Kento Kumagai
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Construction machine
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Patent number 11,920,325
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Issue date Mar 5, 2024
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Hitachi Construction Machinery Co., Ltd.
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Akira Kanazawa
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Hydraulic excavator
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Patent number 11,851,842
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Issue date Dec 26, 2023
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Hitachi Construction Machinery Co., Ltd.
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Kenichiro Nakatani
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,821,175
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Issue date Nov 21, 2023
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Hitachi Construction Machinery Co., Ltd.
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Shinya Imura
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,739,502
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Issue date Aug 29, 2023
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Hitachi Construction Machinery Co., Ltd.
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Kento Kumagai
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,718,977
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Issue date Aug 8, 2023
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Hitachi Construction Machinery Co., Ltd.
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Kento Kumagai
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,453,995
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Issue date Sep 27, 2022
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Hitachi Construction Machinery Co., Ltd.
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Masamichi Ito
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,454,004
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Issue date Sep 27, 2022
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Hitachi Construction Machinery Co., Ltd.
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Kento Kumagai
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,391,020
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Issue date Jul 19, 2022
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Hitachi Construction Machinery Co., Ltd.
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Hiroki Ishii
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Construction machine
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Patent number 11,346,081
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Issue date May 31, 2022
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Hitachi Construction Machinery Co., Ltd.
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Ryohei Yamashita
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,313,105
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Issue date Apr 26, 2022
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Hitachi Construction Machinery Co., Ltd.
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Yuichi Ogawa
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 11,248,364
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Issue date Feb 15, 2022
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Hitachi Construction Machinery Co., Ltd.
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Masatoshi Morikawa
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Construction machine
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Patent number 11,230,819
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Issue date Jan 25, 2022
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Hitachi Construction Machinery Co., Ltd.
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Ryohei Yamashita
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Construction machine
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Patent number 11,230,821
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Issue date Jan 25, 2022
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Hitachi Construction Machinery Co., Ltd.
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Akira Kanazawa
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Construction machine
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Patent number 11,199,205
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Issue date Dec 14, 2021
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Hitachi Construction Machinery Co., Ltd.
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Hidekazu Moriki
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Construction machine
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Patent number 11,193,254
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Issue date Dec 7, 2021
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Hitachi Construction Machinery Co., Ltd.
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Hidekazu Moriki
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Construction machine
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Patent number 11,149,409
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Issue date Oct 19, 2021
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Hitachi Construction Machinery Co., Ltd.
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Itaru Naya
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Hybrid construction machine
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Patent number 11,001,154
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Issue date May 11, 2021
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Hitachi Construction Machinery Co., Ltd.
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Masafumi Hita
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B60 - VEHICLES IN GENERAL
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Work machine
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Patent number 10,968,604
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Issue date Apr 6, 2021
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Hitachi Construction Machinery Co., Ltd.
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Shinya Imura
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
-
Work machine
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Patent number 10,914,328
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Issue date Feb 9, 2021
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Hitachi Construction Machinery Co., Ltd.
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Yuichi Ogawa
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Construction machine
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Patent number 10,837,159
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Issue date Nov 17, 2020
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Hitachi Construction Machinery Co., Ltd.
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Shinji Ishihara
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 10,794,046
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Issue date Oct 6, 2020
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Hitachi Construction Machinery Co., Ltd.
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Shinya Imura
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B60 - VEHICLES IN GENERAL
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Work machine
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Patent number 10,787,790
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Issue date Sep 29, 2020
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Hitachi Construction Machinery Co., Ltd.
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Shinya Imura
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Work machine
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Patent number 10,760,246
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Issue date Sep 1, 2020
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Hitachi Construction Machinery Co., Ltd.
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Seiji Hijikata
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Hybrid construction machine
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Patent number 10,668,802
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Issue date Jun 2, 2020
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Hitachi Construction Machinery Co., Ltd.
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Shinji Nishikawa
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B60 - VEHICLES IN GENERAL
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Hydraulic system for work machines
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Patent number 10,563,378
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Issue date Feb 18, 2020
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Hitachi Construction Machinery Co., Ltd.
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Hidekazu Moriki
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Work machine
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Patent number 10,557,251
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Issue date Feb 11, 2020
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Hitachi Construction Machinery Co., Ltd.
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Shinya Imura
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Construction machine
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Patent number 10,526,767
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Issue date Jan 7, 2020
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Hitachi Construction Machinery Co., Ltd.
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Seiji Hijikata
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL