Hitachi Energy Ltd
210Patents
207Active
210Granted
63Portfolio score
Filing activity: Jan 24, 2014 → Jun 5, 2024
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US12396250B2 | Vertical IGBT with complementary channel for hole extraction | Electricity | 0 | Active |
| US12190266B2 | Resource-constrained, multi-period scheduling model for asset investment planning | Physics | 0 | Active |
| US12308187B2 | System for controlling a vacuum interrupter for a power diverter switch, a power diverter switch and an on-load tap changer | Electricity | 0 | Active |
| US12100958B2 | Cloud-based hybrid state estimation | Emerging Cross-Sectional Technologies | 0 | Active |
| US12212165B2 | Arrangement comprising energy storage units and a related method | Electricity | 0 | Active |
| USD1094389S1 | Display screen or portion thereof with graphical user interface | General | 0 | Active |
| US12217922B2 | Method for monitoring vacuum interrupter's condition and an electric switching device | Physics | 0 | Active |
| US11984812B2 | Dual active bridge converter cell with split energy transfer inductor for optimized current balancing in the medium frequency transformer (MFT) | Emerging Cross-Sectional Technologies | 0 | Active |
| US11996696B2 | Power supporting arrangement for a power grid | Emerging Cross-Sectional Technologies | 0 | Active |
| US11967449B2 | Transformer tank for a shell type transformer, shell type transformer and method for clamping a magnetic core of a shell type transformer | Electricity | 0 | Active |
| US12081020B2 | Control method, computer program product, control system and use | Electricity | 0 | Active |
| US12319851B2 | Bio-based adhesive for electrical insulation | Chemistry; Metallurgy | 0 | Active |
| US11881330B2 | Electrical bushing and methods of producing an electrical bushing | Electricity | 0 | Active |
| US12400816B2 | High voltage circuit-breaker | Electricity | 0 | Active |
| US12432950B2 | Insulated gate bipolar transistor including trench Schottky electrode | Electricity | 0 | Active |
| US12175171B2 | Method for obtaining an improved transformer design for a power plant | Physics | 0 | Active |
| US12108580B2 | Direct cooling of a power converter by using a stamped plate | General | 0 | Revoked |
| US12106889B2 | Electrical component, especially transformer or inductor | Electricity | 0 | Active |
| US12355241B2 | Capacitor compensated thyristor controlled braking resistor | Emerging Cross-Sectional Technologies | 0 | Active |
| US11984711B2 | Method for producing an electrical power device by additive manufacturing techniques | Emerging Cross-Sectional Technologies | 0 | Active |
| US11972913B2 | Disconnector device with passive radio device, grid protection system having the disconnector device, and method for indicating a state of the disconnector device | Emerging Cross-Sectional Technologies | 0 | Active |
| US11885843B2 | Method, system and apparatus for fault detection | Physics | 0 | Active |
| US12021374B2 | Method and device for fault location in a multi-terminal transmission system | Emerging Cross-Sectional Technologies | 0 | Active |
| US12211635B2 | Arrangement to cool a coil | Electricity | 0 | Active |
| US12020886B2 | Contact unit and contact system for an on-load tap changer and on-load tap changer | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.