Patents/Assignees

HITACHI POWER SEMICONDUCTOR DEVICE, Ltd.

14 patents in portfolio

US12463100utility2025
Semiconductor Module
0 cites
US12453121utility2025
Semiconductor Device
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US12438115utility2025
Power Semiconductor Module
0 cites
US12369349utility2025
Trenched Gate Double Diffused Semiconductor Device with Channel Impurity Concentration Adjustment Region
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US12339309utility2025
Energization Inspection Apparatus, Method for Manufacturing Semiconductor Device, and Energization Method
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US12327808utility2025
Semiconductor Device
0 cites
US12315728utility2025
Method for Manufacturing Semiconductor Device, Semiconductor Device, Semiconductor Module, and Power Conversion Device
0 cites
US12300716utility2025
Semiconductor Device and Power Conversion Device
0 cites
US11955878utility2024
Upper Arm Drive Circuit, Drive Circuit of Power Conversion Device, and Power Conversion Device
0 cites
US11942512utility2024
Semiconductor Device and Power Conversion Device
0 cites
US11881514utility2024
Semiconductor Device and Termination Structure
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US11843036utility2023
Semiconductor Device and Termination Structure
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US11735997utility2023
Upper Arm Drive Circuit Having a Reverse Current Prevention Circuit Disposed Between a Power Supply of a Power Conversion Device and a First Capacitor and Control Method Thereof
0 cites
US11652023utility2023
Semiconductor Device Including a Semiconductor Element with a Gate Electrode on Only One Surface
0 cites