Wind Energy Technology Patent Landscape 2026
Wind Energy Technology Patent Landscape in 2026
Wind energy patenting is dominated by a small group of turbine OEMs led by Vestas Wind Systems, with the top five filers holding nearly half the activity among the hundred largest filers. The field reached its annual filing peak around 2021 and has since eased, with the most recent years reflecting normal publication lag rather than a structural exit.
Vestas leads a highly concentrated OEM-dominated field
Vestas Wind Systems holds the top position by a wide margin, ahead of Siemens Gamesa Renewable Energy, Wobben Properties (Enercon), General Electric, and General Electric Renovables España — the five together accounting for nearly half the activity among the hundred largest filers.
The gap between the first-ranked and second-ranked filer is substantial, and a clear tier break separates the top five from the mid-ranking cluster of Mitsubishi Heavy Industries, Siemens AG, and the GE infrastructure entities. This two-tier structure is characteristic of a mature, capital-intensive hardware industry where scale advantages compound over time.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Vestas Wind Systems A/S | 14,430 | |
| 2 | Siemens Gamesa Renewable Energy A/S | 7,598 | |
| 3 | Wobben Properties GmbH | 6,023 | |
| 4 | General Electric Company | 5,900 | |
| 5 | General Electric Renovables España S.L. | 3,948 | |
| 6 | Mitsubishi Heavy Industries, Ltd. | 3,841 | |
| 7 | Siemens AG | 3,396 | |
| 8 | GE Infrastructure Technology LLC | 2,012 | |
| 9 | LM Wind Power A/S | 1,798 | |
| 10 | GAMESA INNOVATION & TECH SL | 1,737 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | BEIJING GOLDWIND SCI & CREATION WINDPOWER EQUIP CO… | 1,598 | |
| 12 | Senvion GmbH | 1,061 | |
| 13 | Hitachi, Ltd. | 1,055 | |
| 14 | LM WP Patent Holding A/S | 1,037 | |
| 15 | Huaneng Clean Energy Research Institute | 972 | |
| 16 | Samsung Heavy Industries Co., Ltd. | 937 | |
| 17 | NORDEX ENERGY SE & CO KG | 877 | |
| 18 | Siemens Gamesa Renewable Energy Service GmbH | 780 | |
| 19 | GOLDWIND SCI & TECH CO LTD | 724 | |
| 20 | NTN Corporation | 671 |
The leaders’ positions reflect decades of integrated turbine development spanning rotor aerodynamics, drivetrain control, and offshore installation — making catch-up costly for new entrants without a differentiated sub-system focus.
The most recent 18–24 months of filing data are subject to publication lag and will be revised upward as applications are published; apparent low counts for 2024–2025 should not be read as a further structural decline. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Annual volume peaked in 2021; core turbine IP dominates the technology mix
Two charts together reveal a field that is maturing in pace and consolidating around a core technology class, with a handful of adjacent branches showing meaningful but smaller activity.
Annual filing trend
Filings grew steadily from 2017 through 2021, reaching a peak, then began easing. The sharp drops in 2023–2025 reflect publication lag — those years are materially under-counted and should not be interpreted as a collapse in activity.
↗ Hover for values · click a bar to ask EurekaTechnology composition
F03D (Wind motors / wind turbines) overwhelmingly dominates the technology mix, confirming that core turbine hardware remains the primary IP battleground. Secondary branches — motor and generator control (H02P), marine vessels for offshore installation (B63B), grid integration (H02J), and blade composites manufacturing (B29C) — each carry a fraction of the F03D volume, signaling where sub-system specialization is occurring.
↗ Hover for values · click a bar to ask EurekaHighly cited patent families surfaced by the query
Citation-heavy patent families returned by the query. Use this section as citation context, not as a curated list of the most topic-specific patents.
Wind power plant and method of controlling wind tu…
A wind power plant comprises at least a first and one or more other wind turbine generators (<b>10, 20, 30, 40</b>), wherein the first and one or more other wind turbine generators are communicatively coupled in order to exchange information between the first wind turbine generator and the one or more other wind turbine generators, and wherein a… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Wind turbine and a shaft for a wind turbine | 1,083 |
| 2 | Variable speed wind turbine with reduced power flu… | 619 |
| 3 | Variable speed wind turbine | 604 |
| 4 | Offshore wind turbine | 408 |
| 5 | Composite wind turbine rotor blade and method for … | 353 |
| 6 | Wind farm control system | 342 |
| 7 | Wind turbine with a wind velocity measurement system | 309 |
| 8 | Speed control system for a variable speed wind tur… | 302 |
Ranked by total forward citations. Citation counts favour older and broadly cited patent families, and broad or adjacent patents may appear when they match the search scope. Treat this section as citation context, not as a curated list of the most topic-specific patents. Some patent titles may be shown in their original, non-English language where an accurate translation could not be guaranteed.
What the competitive structure means for R&D investment decisions
The combination of a past-peak filing trend, high OEM concentration, active blade-supply-chain co-filing, and a US-led jurisdiction profile shapes where new entrants and challengers can realistically find space.
Past-peak field: annual volume easing from 2021 high
The lifecycle stage is Decline, with annual filings easing back from the 2021 peak on a multi-year basis. This signals that the dominant turbine platform architectures are well-documented in the prior art, raising the bar for patentable novelty in mainstream rotor and drivetrain design. R&D budgets are better directed at adjacent sub-systems — controls, offshore structures, composite manufacturing — where the prior-art density is lower.
Lifecycle: DeclineTop five filers hold ~48% share among the hundred largest filers
The top five applicants — Vestas, Siemens Gamesa, Wobben Properties, General Electric, and GE Renovables España — collectively hold 48% of the combined activity of the hundred largest filers. This degree of concentration means that freedom-to-operate analysis must center on the Vestas and Siemens Gamesa portfolios first. A clear tier gap separates these five from the mid-pack, suggesting that mid-tier players (Mitsubishi Heavy Industries, Siemens AG) have narrower but potentially more targeted sub-system coverage.
High concentrationBlade supply chain drives the most active co-filing relationships
LM Wind Power is the most active co-filer, partnering with Blade Dynamics (41 co-filed records), LM Wind Power’s Dutch R&D entity (13), and GE Renovables España (6). General Electric co-files with GE Renovables España (10 records), and Siemens co-files with Andersen Tower (10 records). Gamesa Innovation & Technology and Hansen Transmissions have 7 co-filed records, reflecting a drivetrain supply-chain collaboration. These pairings reveal that composite blade design and drivetrain integration are the primary areas where OEMs are sharing IP development costs.
Supply-chain co-filingUS is the primary filing jurisdiction; Europe and PCT are strong secondary targets
The United States leads as the primary jurisdiction, followed by Europe (EPO) and WIPO (PCT) as the main international routes. Canada and Australia represent meaningful secondary markets, consistent with active offshore and onshore wind development in those regions. The UK and New Zealand appear at lower volumes. This jurisdiction profile suggests that US, EP, and PCT coverage is considered essential, while southern-hemisphere filings are selective and market-size driven.
US-led, EPO + PCT strongGo beyond the landscape: Eureka’s TRIZ Solution agent breaks down an R&D problem and returns patented concept solutions, each with a technical approach and cited patent & literature evidence.
| Applicant | Collaborator | Co-filings |
|---|---|---|
| LM Wind Power A/S | Blade Dynamics Ltd. | 41 |
| LM Wind Power A/S | LM Wind Power R&D (Netherlands) B.V. | 13 |
| General Electric Company | General Electric Renovables España S.L. | 10 |
| Siemens AG | Andresen Towers A/S | 10 |
| LM Wind Power A/S | LM WIND POWER BLADES (INDIA) PTE LTD | 8 |
| Gamesa Innovation & Technology S.L. | Hansen Transmissions International NV | 7 |
| LM Wind Power A/S | General Electric Renovables España S.L. | 6 |
| Vestas Wind Systems A/S | Nordex Energy SE & Co. KG | 5 |
| Vestas Wind Systems A/S | LM Glasfiber A/S | 5 |
| Vestas Wind Systems A/S | NEG Micon A/S | 5 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Vestas and Siemens Gamesa lead; GE entities show steepest recent deceleration
The top two filers are both European turbine OEMs with deep F03D portfolios, while the GE family of entities shows the sharpest recent-period decline and LM Wind Power is the only top-eight player holding near-flat momentum.
Vestas Wind Systems
Vestas holds the top position with 14,430 patent records, concentrated in F03D 7 (turbine control), F03D 1 (rotor design), and F03D 80 (auxiliary components). Recent-period momentum is –36% versus the prior three years — a meaningful deceleration but less severe than competitors, preserving relative portfolio depth. The breadth across all three major F03D sub-classes indicates a fully integrated turbine platform strategy rather than a sub-system specialization.
14,430 patent recordsSiemens Gamesa Renewable Energy
Siemens Gamesa ranks second with 7,598 patent records, with its heaviest emphasis on F03D 80 (auxiliary/offshore components) and F03D 13 (offshore turbine installation) — a profile that reflects its strong offshore wind focus. Recent momentum is –35%, closely tracking Vestas’s rate of deceleration. The offshore-skewed technology mix distinguishes Siemens Gamesa from the more onshore-balanced Vestas portfolio and positions it as the leading IP holder for floating and fixed-bottom offshore applications.
7,598 patent records| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Vestas Wind Systems A/S | 419 | ▼ -36% |
| General Electric Company | 34 | ▼ -87% |
| Siemens Gamesa Renewable Energy | 410 | ▼ -35% |
| Mitsubishi Heavy Industries, Ltd. | 8 | ▼ -86% |
| Wobben Properties GmbH | 55 | ▼ -62% |
| LM Wind Power A/S | 176 | ▬ +1% |
| Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd. | 37 | ▼ -63% |
| General Electric Renovables España S.L. | 139 | ▲ +9% |
Under-served branches in controls, offshore structures, and grid integration
Five IPC branches sit adjacent to the dominant F03D core with substantially lower filing density, representing areas where the prior-art landscape is thinner and targeted R&D could find more room. These are observations of relative sparsity; actual opportunity depends on technical fit and commercial context.
H02J · Power supply and grid systems
Grid integration and power supply systems (H02J) carries a relatively low count compared to the F03D core, despite grid compatibility being a central commercial and regulatory challenge for large-scale wind deployment. The technical value is high — utility-scale wind farms increasingly require advanced reactive power control, grid-forming inverter capabilities, and HVDC interconnection — and the thinner prior-art density means that targeted filing on wind-specific grid interface innovations faces less crowding. Entry is feasible for power-electronics specialists, grid operators, or OEMs extending beyond the turbine boundary.
Search this in Eureka →B29C · Shaping of plastics (blade composite manufacturing)
Blade composite manufacturing processes (B29C) show relatively sparse coverage despite blades being one of the most cost- and performance-critical components in modern wind turbines. Advances in resin infusion, thermoplastic blade manufacturing, and recycling-compatible lay-up processes represent technically valuable and commercially differentiated IP space. LM Wind Power’s collaboration activity and its B29D presence suggest this is an active but not yet crowded frontier. Materials science firms, blade manufacturers, and OEMs investing in next-generation recyclable blades have a realistic entry path with moderate prior-art risk.
Search this in Eureka →How leading filers differ across technology sub-classes
Strength of each leader across the main technology routes.
| Player | F03D 7 · Wind motors (wind turbines) | F03D 1 · Wind motors (wind turbines) | F03D 9 · Wind motors (wind turbines) | F03D 80 · Wind motors (wind turbines) | F03D 11 · Wind motors (wind turbines) |
|---|---|---|---|---|---|
| Vestas Wind Systems A/S | Strong · 1,845 | Strong · 1,170 | Moderate · 579 | Moderate · 676 | Moderate · 566 |
| General Electric Company | Strong · 1,178 | Moderate · 500 | Moderate · 387 | Moderate · 291 | Moderate · 367 |
| Mitsubishi Heavy Industries, Ltd. | Strong · 342 | Strong · 276 | Strong · 220 | Strong · 283 | Strong · 311 |
| Siemens Gamesa Renewable Energy | Strong · 452 | Strong · 278 | Moderate · 153 | Strong · 479 | Absent |
| Siemens AG | Strong · 298 | Strong · 231 | Strong · 156 | Moderate · 116 | Strong · 244 |
| Wobben Properties GmbH | Strong · 280 | Strong · 144 | Moderate · 75 | Moderate · 140 | Emerging · 27 |
| LM Wind Power A/S | Absent | Strong · 319 | Absent | Moderate · 112 | Absent |
Frequently asked questions
The analysis covers 8,875 patent families in wind energy technology on a global basis.
Vestas Wind Systems holds the top position with 14,430 patent records, a significant lead over the second-ranked filer, Siemens Gamesa Renewable Energy, which has 7,598 patent records.
The field reached its annual filing peak around 2021 and annual volume has since eased — the lifecycle stage is characterized as Decline. The most recent years (2024–2025) show very low counts, but this primarily reflects publication lag rather than a sudden drop in activity. The multi-year trend from 2017 to 2021 was one of gradual growth before the easing began.
The United States is the leading jurisdiction, followed by Europe (EPO) and WIPO (PCT). Canada and Australia are the next most active secondary markets.
The most-cited work covers foundational turbine architecture topics: a shaft and turbine assembly (1,083 citations), variable-speed wind turbines with reduced power fluctuation (619 citations), variable-speed wind turbine design (604 citations), offshore wind turbines (408 citations), and composite rotor blade construction (353 citations). Wind farm control systems and velocity measurement systems are also among the most heavily cited.
Relative to the dominant F03D turbine core, the branches with lower filing density but plausible technical value include H02J (grid integration), B29C (blade composite manufacturing processes), H02P (generator and motor control), H02K (electric generator design), and B63B (offshore marine structures for installation). Grid integration and blade manufacturing are particularly notable given their commercial importance and relatively thinner prior-art coverage.
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Disclaimer. This page is generated from PatSnap Eureka data drawn from a limited snapshot of global patent and scientific-literature records, and is provided for general information and reference only.
Patent data carries inherent limitations: recent filings (typically the most recent 18–24 months) are under-counted due to standard publication lag; counts may be reported at either a patent-family or a patent-record basis and are not always directly comparable; classification, applicant-name, and citation data may contain errors, duplicates, or omissions; and the underlying search query defines and constrains the scope shown. As a result, the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing on this page constitutes an exhaustive prior-art, novelty, freedom-to-operate, or validity search, nor does it constitute legal, financial, investment, or professional advice, and it should not be relied upon as such. Any patent, commercial, or strategic decision should be verified independently and reviewed with qualified patent, legal, and domain professionals. PatSnap makes no warranties, express or implied, as to the accuracy, completeness, or fitness for any particular purpose of the information presented.