Patents/Assignees

HITACHI ENERGY Ltd

287 patents in portfolio

US11985541utility2024
Symbol-level Fragmentation and Pre-emption in Industrial Wireless Communications
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US11984812utility2024
Dual Active Bridge Converter Cell with Split Energy Transfer Inductor for Optimized Current Balancing in the Medium Frequency Transformer (MFT)
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US11979022utility2024
Power Quality Monitoring in a Distribution Grid
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US11978600utility2024
Dielectric-insulation or Arc-extinction Fluid
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US11976763utility2024
Fibre Reinforced Polymer Tube
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US11972913utility2024
Disconnector Device with Passive Radio Device, Grid Protection System Having the Disconnector Device, and Method for Indicating a State of the Disconnector Device
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US11966079utility2024
Spliced Optical Fiber with Splice Protection, Current Sensor with Such Spliced Optical Fiber and Method for Protecting a Spliced Optical Fiber
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US11967449utility2024
Transformer Tank for a Shell Type Transformer, Shell Type Transformer and Method for Clamping a Magnetic Core of a Shell Type Transformer
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US11967616utility2024
Vertical Silicon Carbide Power MOSFET and IGBT and a Method of Manufacturing the Same
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US11967638utility2024
Segmented Power Diode Structure with Improved Reverse Recovery
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US11963216utility2024
Channel Access and Transmission Scheduling for Industrial Wireless Communications
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US11942742utility2024
Condenser Core, Bushing, High Voltage Application and Method of Producing Bushing
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US11943236utility2024
Technologies for Detecting Cyber-attacks Against Electrical Distribution Devices
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US11942254utility2024
Transformer Insulation Modification
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US11942293utility2024
System for Controlling a Vacuum Interrupter for a Power Diverter Switch, a Power Diverter Switch and an On-load Tap Changer
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US11935691utility2024
Transformer Assembly for Electric Grids and a Related Control Method
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US11923096utility2024
Systems and Methods for Inspecting a Machine
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US11921482utility2024
Method of Controlling a Microgrid, Power Management System, and Energy Management System
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US11920613utility2024
Tank, Liquid Circulation System and Operating Method
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US11923108utility2024
Insulator Shed Having Non-circular Tip
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