Patents/Assignees

HITACHI CONSTRUCTION MACHINERY CO., Ltd.

239 patents in portfolio

US12231036utility2025
Work Machine
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US12221763utility2025
Hydraulic Excavator
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US12221769utility2025
Work Machine
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US12221774utility2025
Operation Record Analysis System for Construction Machine
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US12224650utility2025
Drive System Having an Induction Generator with a Main Winding and Auxiliary Winding
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US12215483utility2025
Construction Machine
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US12209392utility2025
Work Machine
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US12203238utility2025
Work Machine Configured to Set a Mask Range in a Field of Vision Over an Antenna for Which Part of the Work Machine Can Become an Obstacle When Receiving Positioning Signals from Satellites
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US12187130utility2025
Electric Vehicle
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US12188204utility2025
Work Machine
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US12191789utility2025
Drive System
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US12181867utility2024
Work Machine
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US12173475utility2024
Work Machine
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US12173478utility2024
Control System for Work Machine
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US12160194utility2024
Regenerative Braking System, and Electrically Driven Work Vehicle Using the Same
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US12152374utility2024
Construction Machine
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US12146291utility2024
Work Machine
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US12146293utility2024
Work Machine with Machine Control That Stores Snapshot Data for Equipment Abnormality Diagnosis
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US12141723utility2024
Site Management System
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US12134875utility2024
Work Machine
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