Company patents

Vestas Wind Systems A/S

Vestas Wind Systems A/S's patent strategy is heavily concentrated on its core "Wind Motors / Turbines" technology, which accounts for 81.9% of its portfolio, despite a significant decline of -22.4% in 2025 and a partial -75.9% decline so far in 2026. While most categories saw declines in 2025 and 2026 (partial data), the company showed an emerging focus in "Industrial Control Systems" with a 100.0% YoY growth in 2024, and a surprising 133.3% YoY growth in "Bearings & Shafts" in 2024, indicating a potential shift towards optimizing manufacturing and control aspects of their wind energy systems.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

744 US filings (since 2023) · 11 categories · 31 themes

Wind Turbine Manufacturing & Logistics

Methods and equipment for the efficient manufacturing, assembly, transport, installation, and maintenance of wind turbine components, particularly large structures like blades, towers, and generator modules.

Wind Motors / Turbines
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514since 2023
-13.5%YoY
Wind Turbine System Integration & Ancillary Functions

Integration of additional functionalities or equipment with wind turbines, such as energy storage systems, hydrogen production (electrolysers), or hybrid energy harvesting combining wind with other renewable sources like hydrokinetic or wave power.

Wind Motors / Turbines
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446since 2023
-15.1%YoY
Advanced Blade Aerodynamics & Structures

Focuses on novel wind turbine blade designs, including internal structural elements like shear webs and spar caps, external aerodynamic enhancements such as chord extensions or serrations, and advanced materials or integrated sensors for improved performance, durability, and load management.

Wind Motors / Turbines
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342since 2023
-19.8%YoY
Turbine Condition Monitoring & Diagnostics

Systems and methods for real-time or periodic assessment of turbine engine health, including detection of wear, damage, unbalance, or deterioration, to enable predictive maintenance and extend operational life.

Wind Motors / Turbines
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258since 2023
-21.6%YoY
Power Systems with Energy Storage & Grid Interaction

Integration of power converters with energy storage devices (batteries, supercapacitors) or grid interfaces, often involving AC/DC conversion, power flow management, and fault handling for hybrid power systems or specific applications like EVs or PV.

Power Distribution & StoragePower Conversion (DC/AC, DC/DC)
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76since 2023
-13.6%YoY
Offshore Wind Farm Infrastructure

Technologies related to the design, construction, and deployment of floating platforms, subsea foundations, mooring systems, and electrical architectures specifically for offshore wind turbines and multi-turbine farms.

Wind Motors / Turbines
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58since 2023
-16.7%YoY
Control & Stability for Power Converters

Techniques and circuits designed to regulate output, manage input variations, mitigate resonance, or ensure stable operation of power converters under diverse load and source conditions. This includes adaptive, predictive, or fault-tolerant control schemes.

Power Conversion (DC/AC, DC/DC)
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48since 2023
0.0%YoY
Composite Structure Manufacturing

Methods for forming complex and lightweight structures from composite materials, typically involving fibrous reinforcement (e.g., carbon fiber) embedded in a resin matrix, for applications requiring high strength-to-weight ratios like aerospace or wind energy.

Plastic Articles (Specific)
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43since 2023
-26.7%YoY
Industrial Energy Management Systems

Control systems designed to monitor, optimize, and manage energy generation, storage, distribution, and consumption within industrial facilities or interconnected power networks to improve efficiency and meet regulatory requirements.

Industrial Control Systems
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26since 2023
+71.4%YoY
Inverter and Drive Circuit Control

Methods and circuits for controlling the power electronic converters (inverters, bridges) that supply current and voltage to electric motors, including switching strategies, voltage command generation, and multi-phase configurations.

Motor Control
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24since 2023
-12.5%YoY
Advanced Power Converter Topologies

Focuses on novel circuit configurations for DC-DC, DC-AC, or AC-DC conversion, often involving resonant operation, multi-level structures, or switched capacitors to improve efficiency, power density, or voltage conversion ratios.

Power Conversion (DC/AC, DC/DC)
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12since 2023
-33.3%YoY
Modular & Hybrid Power Supply Systems

Design and control of power supply architectures that combine multiple power sources (e.g., AC grid, DC battery, generators) or modular battery units, often featuring switching, conversion, and redundancy for enhanced reliability and flexibility.

Power Distribution & Storage
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10since 2023
-60.0%YoY
Stator & Coil Manufacturing

Manufacturing processes and techniques for producing stator cores, windings, and coils, including lamination, impregnation, hairpin winding, and segment coil bending, to improve motor efficiency, power density, or reliability.

Electric Motors & Generators
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6since 2023
0.0%YoY
Remote & Wireless Industrial Control

Systems and methods enabling the monitoring, configuration, and operation of industrial equipment and processes from a distance, often utilizing wireless communication protocols and networked platforms for enhanced flexibility and access.

Industrial Control Systems
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6since 2023
-50.0%YoY
Integrated Bearing Assemblies

Design and integration of bearings within larger mechanical systems or devices, focusing on mounting structures, housing, endplay management, and overall assembly for specific applications.

Bearings & Shafts
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5since 2023
-33.3%YoY
Fluid & Air Bearing Systems

Bearings that utilize a pressurized gas or liquid film to create a non-contact support surface, reducing friction and wear, often incorporating specific flow restriction or airfoil designs.

Bearings & Shafts
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5since 2023
n/a
EV Charging Systems & Control

Technologies for efficiently delivering power to electric vehicles, encompassing fast charging, wireless charging, and smart grid integration, alongside vehicle-side control and management of the charging process.

Power Distribution & Storage
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4since 2023
+100.0%YoY
Advanced Motor Control Algorithms

Sophisticated software or hardware-implemented control strategies that optimize motor performance, such as precise speed/torque regulation, vibration reduction, or efficiency, often using model-based, predictive, or adaptive techniques.

Motor Control
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4since 2023
+100.0%YoY
Solar Power Integration & Applications

Systems that incorporate solar panels as a primary or auxiliary power source for various applications, including visual displays, remote devices, and portable battery charging, often emphasizing efficiency and adaptability.

Power Distribution & Storage
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4since 2023
n/a
Motor System Fault Detection

Methods and systems for identifying anomalies, failures, or impending issues within electric motors or their associated drive and power management circuits, often by monitoring electrical or operational parameters.

Motor Control
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4since 2023
n/a
Fiber Composite Layup & Curing

Methods and tooling for forming structural components from fibrous materials impregnated with resin, involving processes like prepreg handling, resin infusion, and co-bonding during curing.

Plastics Shaping & Molding
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3since 2023
0.0%YoY
Access Control & Identity Management

Systems and methods for authenticating users, devices, or applications, authorizing their access to resources based on policies, and managing digital identities across various platforms.

Computer Security
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3since 2023
0.0%YoY
Motor Power and Energy Management

Strategies and circuits for optimizing the supply and consumption of electrical power for motors, including current limiting, regenerative energy handling, battery integration, and managing power quality.

Motor Control
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3since 2023
n/a
Battery Management Systems

Software, algorithms, and associated hardware for monitoring, controlling, and optimizing battery performance, safety, and lifespan, including charge/discharge cycles, thermal regulation, and system integration.

Power Distribution & Storage
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2since 2023
new
Wireless Power Transfer Systems

Systems and methods for transferring electrical energy without physical contact, often utilizing inductive or resonant coupling, including antenna design, resonance tracking, and control mechanisms for efficient power delivery.

Power Distribution & Storage
Who else files here? →
2since 2023
0.0%YoY
Motor System Integration & Safety

Integration of electric motors into larger systems (e.g., vehicles, power tools) and safety features for high-voltage components, including control interfaces, mechanical integration, and environmental protection (e.g., waterproofing).

Electric Motors & Generators
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2since 2023
0.0%YoY
Bearing Sealing & Protection

Components and designs focused on preventing ingress of contaminants (e.g., dirt, water) or egress of lubricants from bearing systems, often using elastic seals, shields, or labyrinth structures.

Bearings & Shafts
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2since 2023
n/a
Sustainable Polymer Materials

Development and application of polymer compositions designed for reprocessability, recyclability, or incorporating sustainable additives, often featuring reversible bonds or bio-based components.

Plastics Shaping & Molding
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1since 2023
new
AI/ML for Cryptographic Security

Applying artificial intelligence and machine learning techniques to enhance cryptographic systems, such as generating encryption models, improving zero-trust architectures, or enabling privacy-preserving computations like federated learning.

Computer Security
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1since 2023
new
Sensorless Motor Control

Techniques for determining the rotor position, speed, or other operational parameters of an electric motor without dedicated physical sensors, often relying on back-EMF, current, or voltage measurements.

Motor Control
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1since 2023
n/a
Rolling Element Bearing Optimization

Improvements to the internal components and configurations of rolling element bearings, such as cage designs, separator materials, raceway geometry, or adjustable elements, to enhance performance or lifespan.

Bearings & Shafts
Who else files here? →
1since 2023
n/a

Patents

Showing 1-10 of 1298

Page 1 of 130
US 20260196830 A1APPLICATION
H02J3/001

GRID FORMING CONTROL OF GRID CONNECTED POWER CONVERTER

Filed:2023-12-27Pub:2026-07-09
Applicant:VESTAS WIND SYSTEMS A/S

A method for controlling a grid connected power converter configured to supply power to a grid from a power source, the method comprising: determining a grid voltage reference (Pref_VMP) for controlling the power converter; controlling a first power component being supplied to the grid by the power converter by controlling the power converter ( 202 ) using a first grid forming controller configured to control the output voltage towards the grid voltage reference (Pref_VMP), the first grid forming controller operating according to a first grid forming algorithm being configured to output a first voltage component for supplying the first power component to the grid; controlling a second power or voltage component being supplied to the grid by the power converter by controlling the power converter using a second grid forming controller, operating in parallel to the first grid forming controller, the second grid forming controller operating according to a second grid forming algorithm being configured to output a second voltage component for supplying the second power or voltage component to the grid; combining the second output voltage component of the second grid forming algorithm with the first output voltage component of the first grid forming algorithm; and operating the power converter according to the combined output voltage from the first grid forming controller and the second grid forming controller.