State Grid Corporation of China

Chine


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Quantité totale PI 1 367
Quantité totale incluant filiales 1 502 (+ 340 pour les filiales)
Rang # Quantité totale PI 981
Note d'activité PI 3,5/5.0    573
Rang # Activité PI 1 257
Activité incl filiales 3,2/5.0    687
Classe Nice dominante Huiles et graisses industrielles...

Brevets

Marques

184 0
11 0
1 171 1
0
 
Dernier brevet 2025 - Smart outdoor switchgear for con...
Premier brevet 2009 - Service access method and system
Dernière marque 2024 - STATE GRID CORPORATION OF CHINA
Première marque 2024 - STATE GRID CORPORATION OF CHINA

Filiales

3 subsidiaries with IP (340 patents, 0 trademarks)

3 subsidiaries without IP

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Industrie (Classification de Nice)

Derniers inventions, produits et services

2025 Invention Method for constructing transverse audible noise model for an electric transmission corridor, mic...
2024 Invention Modular cap-type opgw insulated splicing device and system. Provided in the present application a...
Invention Method and apparatus for determining current amplitude of cable, and processor. Disclosed in the ...
Invention Grid-forming energy storage converter on/off-grid switching control method and system. The prese...
Invention Internal inspection robot. An internal inspection robot includes a housing, a gravity balancing a...
Invention Energy management method and system for peak shaving and frequency regulation for energy storage ...
Invention Composite organic nano superhydrophobic anti-icing coating and preparation method therefor. Discl...
Invention Method and apparatus for constructing high-order tensor network of large-scale power grid, and de...
Invention Method and apparatus for optimizing system energy efficiency based on an integrated energy requir...
Invention Optical fiber bundle airtight sealing device. Provided in the present application is an optical f...
Invention New-power-system power grid restoration method and apparatus based on second-order cone transform...
Invention Vertical thyristor switch for controllable surge arrester. A vertical thyristor switch for a con...
Invention Dynamic defense system and method of new energy centralized control station network based on dyna...
Invention Mains-frequency current transformer-based high-frequency discharge signal detection apparatus and...
Invention Shared energy storage power station energy management method and system considering cluster divis...
Invention Internal inspection robot. The present application provides an internal inspection robot. The int...
Invention Method and apparatus for determining safety inertia of power grid system, and computer device. A ...
Invention System energy efficiency optimization method and apparatus based on comprehensive energy demand, ...
Invention Power transmission tower climbing device and climbing working robot. A power transmission tower c...
P/S Petroleum jelly for industrial purposes; oil for precision instruments; grease for arms [weapons...
Invention Direct-current converter station protection system and control method therefor. Disclosed in the ...
Invention Control method and apparatus for direct-current energy consuming apparatus, electronic device, st...
Invention Sound barrier system for reducing electric field distortion. A sound barrier system for reducing...
Invention Off-grid and grid-connected state switching control method and control system for grid-forming en...
Invention Grounding grid conductor positioning method, apparatus, and system. A grounding grid conductor po...
2023 Invention New energy power station grid-connection adaptability analysis method and system. Provided in the...
Invention High-speed quantum regulation magnetic measurement method and system. Disclosed in the embodiment...
Invention Smart outdoor switchgear for control and protection of connection and disconnection of medium-vol...
Invention Intelligent outdoor combination electrical device for grid-connected and off-grid control protect...
Invention Application post-downloading method and apparatus, system-on-chip, terminal, and storage medium. ...
Invention Method for constructing transverse audible noise model of transmission corridor, microphone suppo...
Invention Imaging method and system for residual stress of basin insulator, and method for preparing test b...
Invention Metering abnormality analysis method and apparatus, storage medium, and computer device. Provide...
Invention Measurement anomaly analysis method and apparatus, storage medium and computer device. A measurem...
Invention Imaging method and system for residual stress in basin insulator, and test block preparation meth...
Invention Alternating current/direct current multi-air-gap magnetoresistive current sensor and current meas...
Invention Risk assessment method and system for windage yaw flashover, device, and readable storage medium....
Invention Transformer area electricity theft prevention analysis method based on electricity consumption in...
Invention Method for aggregation regulation optimization of electric vehicle load by considering comprehens...
Invention Fpga-based communication network quality test method and apparatus. The present invention provide...
Invention Passivation fire-extinguishing explosion-suppression system and method for lithium battery energy...
2022 Invention Modulation method for direct current (dc) coupling converter with less dc voltage sensors. A mod...
Invention Blockchain-based green power certification method, apparatus, and system. The present disclosure...
Invention Self-energy-taking hybrid direct-current circuit breaker and application method therefor. Disclo...
Invention Iron core-annular array multi-ring magnetosensitive current sensor and current measurement method...
Invention Biomimetic tower climbing robot and tower climbing method thereof. A biomimetic tower climbing ro...
Invention Air mixer for compressed air foam fire-extinguishing system and fire-extinguishing system. The pr...
Invention Method and apparatus for allocating virtual inertia in photovoltaic cluster. The method includes:...
Invention Blockchain-based transaction system for green certificate. A blockchain-based transaction system ...
2021 Invention Method and device for evaluating aging state of silicone rubber composite insulator. 2) of the sa...
Invention Operation control method suitable for fire extinguishing system of extra-high voltage converter s...