Onshore Wind Turbine Patent Landscape 2026
Onshore Wind Turbine Patent Landscape in 2026
The onshore wind turbine patent space is heavily concentrated, with Vestas Wind Systems holding a commanding lead and the top five filers accounting for sixty percent of the hundred largest filers’ combined output. The field has plateaued near its 2023 peak, making differentiation in adjacent engineering disciplines — installation tooling, structural design, and foundations — the clearest near-term avenue for new entrants.
Vestas dominates a tightly held field
Vestas Wind Systems ranks first in the applicant table by a wide margin, followed by Siemens Gamesa Renewable Energy and GE Renovables España. The top five filers together represent sixty percent of the hundred largest filers’ combined patent records, signalling a highly consolidated competitive landscape.
There is a pronounced tier gap between the top three players and the rest of the ranking. Mitsubishi Heavy Industries and Envision Energy sit in a secondary tier, while the remainder of the top twenty are specialty firms or subsidiaries with narrower portfolios. This two-tier structure limits the pool of near-peer challengers.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Vestas Wind Systems A/S | 573 | |
| 2 | Siemens Gamesa Renewable Energy A/S | 194 | |
| 3 | General Electric Renovables España S.L. | 137 | |
| 4 | Mitsubishi Heavy Industries, Ltd. | 53 | |
| 5 | Envision Energy (Jiangyin) Co., Ltd. | 44 | |
| 6 | GAMESA INNOVATION & TECH SL | 42 | |
| 7 | PP Energy ApS | 38 | |
| 8 | Phoenix II A/S | 37 | |
| 9 | Sense Wind Ltd. | 33 | |
| 10 | General Electric Company | 26 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | MHI Vestas Offshore Wind A/S | 21 | |
| 12 | Envision Energy Denmark | 21 | |
| 13 | Ocean Team Group | 19 | |
| 14 | Lagerwey Wind B.V. | 19 | |
| 15 | IFP Energies Nouvelles | 18 | |
| 16 | GE Infrastructure Technology LLC | 18 | |
| 17 | RCAM Technologies Inc. | 15 | |
| 18 | Exponential Renewables S.L. | 14 | |
| 19 | Elevatorra IP ApS | 14 | |
| 20 | LM Wind Power A/S | 14 |
Vestas’s scale implies broad freedom-to-operate risk across core F03D wind-motor claims. Engineers evaluating licensing or design-around strategies should map their work against Vestas’s sub-class coverage — particularly F03D1 (rotor configurations), F03D7 (control), and F03D80 (auxiliary components) — before committing to a development path.
Filing counts for 2024 and 2025 are materially under-reported due to typical patent-publication lag of 18–24 months; the apparent decline from 2023 should not be read as a structural retreat. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Activity plateaued near the 2023 peak; F03D dominates the technology mix
Annual filing volume climbed from 2017 to a 2023 high before easing, consistent with a maturing field. The technology composition is anchored overwhelmingly in F03D (wind motors), with a long tail of adjacent classes reflecting installation, civil, and electrical balance-of-plant activity.
Annual filing trend
Filings rose steadily from 2017 through 2021, dipped in 2022, recovered to a peak in 2023, then fall off sharply in 2024–2026 — a pattern driven by publication lag rather than a real withdrawal. The multi-year growth window remains positive, confirming that annual volume has eased from its 2023 peak rather than collapsed.
↗ Hover for values · click a bar to ask EurekaTechnology composition
F03D (wind motors) dominates the class mix. B66C (cranes and hoists), B63B (ships and marine vessels), E04H (specialised structures), E02B (hydraulic and waterway engineering), and E02D (foundations and earth drilling) each account for small but non-trivial shares, reflecting the installation and civil-engineering work that accompanies turbine deployment. H02J (power supply and grid) and H02P (motor control) are present at lower levels, indicating that grid integration remains a secondary patent focus in this corpus.
↗ 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.
Onshore wind turbine generator set having a compre…
The present invention relates to the technical field of wind turbine energy storage, and discloses an onshore wind turbine generator set having a compressed energy storage system, including a wind turbine generator set, an air compressor set, an air expander set and a motor generator which are provided in a wind turbine generator compartment, and a combined… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Offshore wind turbine | 408 |
| 2 | Offshore wind turbine with multiple wind rotors an… | 281 |
| 3 | Method and a device for lifting and/or lowering of… | 98 |
| 4 | Wind turbine blade | 68 |
| 5 | A wind turbine blade | 64 |
| 6 | Onshore wind turbine with tower support system | 58 |
| 7 | Hoisting system for installing a wind turbine | 54 |
| 8 | Method of optimizing the power recovered by a wind… | 51 |
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
A mature, concentrated field with a dominant incumbent creates a specific set of strategic pressures. The cards below translate the landscape data into actionable observations for engineering and IP teams.
Field at plateau — incremental innovation dominates
The lifecycle evidence classifies this field as Maturity, with annual filings having plateaued near their 2023 peak. This indicates that foundational turbine architecture claims are largely staked, and incremental improvements to rotor, control, and drivetrain systems are the prevailing mode of innovation. New entrants face a high bar for patentable differentiation in core wind-motor technology and should focus effort on adjacent sub-systems or novel operating environments.
Lifecycle: MaturityTwo-tier structure; Vestas sets the IP ceiling
The top five filers hold sixty percent of the hundred largest filers’ combined patent records, and Vestas alone accounts for the single largest share. The gap between the top three and the rest of the ranking is substantial, creating meaningful freedom-to-operate constraints for firms working in core turbine design. Secondary-tier players such as Mitsubishi Heavy Industries and Envision Energy have narrower but defined positions that could serve as collaboration targets or acquisition candidates.
High concentrationCo-filing is rare; Mitsubishi–IRCA and GE entities are the recorded pairs
Co-applicant activity in this landscape is sparse. The most active co-filing pair is Mitsubishi Heavy Industries and IRCA S.p.A., with three joint records; GE Renovables España and GE Renewable Technology have two joint records. The near-absence of cross-company collaboration suggests the field is prosecuted primarily through internal R&D rather than consortium or joint-venture structures, which may indicate limited open-innovation precedent for new entrants to leverage.
Low co-filing activityEPO and US lead; India and Denmark show meaningful secondary presence
Europe (EPO) is the leading filing jurisdiction, followed by the United States and WIPO (PCT). Germany, India, Denmark, and Australia each show notable secondary filing volumes, reflecting the geographic spread of onshore wind deployment. China’s filing count in this corpus is comparatively low, suggesting either a separate domestic patent ecosystem or limited cross-filing into China from the European and US incumbents. Firms targeting Asian markets may find the Chinese jurisdictional position less defended.
EPO-led geographyGo 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 |
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | IRCA S.p.A. | 3 |
| General Electric Renovables España S.L. | GE Renewable Technology Wind B.V. | 2 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Vestas leads on scale; Siemens Gamesa and Gamesa Innovation accelerating
The player picture is defined by Vestas’s commanding portfolio breadth versus a cohort of challengers showing sharply divergent recent momentum. Siemens Gamesa and Gamesa Innovation & Technology are both growing their recent filing rates substantially, while GE Renovables España is contracting.
Vestas Wind Systems
Vestas holds 573 patent records — more than twice the next-ranked applicant — with deepest coverage in F03D1 (wind motor rotor configurations), F03D80 (auxiliary systems), and F03D7 (control). Recent filing momentum is down 20% versus the prior period, consistent with a portfolio in harvest rather than aggressive expansion mode. Their scale makes them the primary freedom-to-operate reference point across the entire landscape.
573 patent recordsSiemens Gamesa Renewable Energy
Siemens Gamesa ranks second with 194 patent records and is the fastest-growing major filer in the landscape, with recent filings up 74% versus the prior period. Their technology emphasis sits in F03D80 (auxiliary components), F03D13 (installation and commissioning), and F03D9 (turbines in combination with other machines), suggesting a strategic push toward installation efficiency and hybrid system integration rather than pure rotor or control innovation.
194 patent records| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Vestas Wind Systems A/S | 114 | ▼ -20% |
| Siemens Gamesa Renewable Energy | 101 | ▲ +74% |
| General Electric Renovables España S.L. | 45 | ▼ -25% |
| Gamesa Innovation & Technology S.L. | 26 | ▲ +136% |
| Envision Energy Co., Ltd. | 34 | ▲ new entrant |
| Sense Wind Ltd. | 10 | ▲ new entrant |
Under-served branches in installation tooling, structures, and foundations
Beyond the dominant F03D core, several IPC branches appear at comparatively low filing volumes. These are observations of relative sparsity within this corpus; where technical value and entry paths are plausible, they are noted as warranting closer examination.
B66C · Cranes & hoists — installation tooling
B66C is the largest adjacent branch by record count and accounts for a small share of total records. Lifting and positioning equipment for nacelles, rotors, and tower sections is a persistent cost and safety challenge in onshore wind, and the most-cited patent in this landscape covers hoisting system methodology. The combination of low patenting density relative to the core class and clear operational need makes this an adjacent branch worth examining for firms with crane, rigging, or heavy-lift expertise.
Search this in Eureka →E02D · Foundations & earth drilling — ground interface engineering
E02D (foundations and earth drilling) has the lowest record count among the five highlighted adjacent branches, at a two-percent share, despite ground conditions being a primary driver of onshore turbine site cost and the subject of active standardisation work. The sparse IP position in this class, combined with the growing need for solutions in challenging soils (soft ground, permafrost, seismically active zones), suggests a technically meaningful area where a specialist civil or geotechnical engineering firm could establish a differentiated position with relatively limited prior-art obstacle.
Search this in Eureka →How leaders differ across technology sub-routes
Strength of each leader across the main technology routes.
| Player | F03D 13 · Wind motors (wind turbines) | F03D 80 · Wind motors (wind turbines) | F03D 1 · Wind motors (wind turbines) | F03D 7 · Wind motors (wind turbines) | F03D 9 · Wind motors (wind turbines) |
|---|---|---|---|---|---|
| Vestas Wind Systems A/S | Strong · 131 | Strong · 195 | Strong · 213 | Strong · 175 | Moderate · 65 |
| Siemens Gamesa Renewable Energy | Strong · 56 | Strong · 65 | Moderate · 24 | Moderate · 24 | Strong · 51 |
| General Electric Renovables España S.L. | Strong · 31 | Strong · 37 | Moderate · 16 | Strong · 40 | Strong · 27 |
| General Electric Company | Strong · 29 | Strong · 30 | Moderate · 12 | Absent | Moderate · 9 |
| Sense Wind Ltd. | Strong · 33 | Strong · 29 | Absent | Absent | Absent |
| Mitsubishi Heavy Industries, Ltd. | Absent | Moderate · 11 | Moderate · 10 | Strong · 26 | Moderate · 11 |
| MHI Vestas Offshore Wind A/S | Strong · 22 | Absent | Absent | Strong · 20 | Absent |
Frequently asked questions
The landscape covers 1,272 patent families in scope. Applicant rankings and IPC class counts are reported at the patent-record level and can differ from the family total because a single family may generate records in multiple jurisdictions or classes.
Vestas Wind Systems is the leading filer with 573 patent records, more than double the second-ranked applicant, Siemens Gamesa Renewable Energy, which holds 194 patent records.
Europe (EPO) leads with 508 patent records, followed by the United States at 399 and WIPO (PCT) at 274. Germany, India, and Denmark are the largest individual-country offices after the regional and international routes.
The field is classified as Maturity, with annual filings having plateaued near their 2023 peak. Filing counts for 2024–2026 appear low due to publication lag and should not be interpreted as a real-terms decline. The multi-year window still shows a net-positive trajectory, but the pace of new filings has eased from the 2023 high.
Siemens Gamesa Renewable Energy shows a 74% increase in recent filings versus the prior period, and Gamesa Innovation & Technology shows a 136% increase. Envision Energy and Sense Wind are recorded as new entrants in the recent period. By contrast, Vestas is down 20% and GE Renovables España is down 25% in their recent filing rates.
E02D (foundations and earth drilling) has the lowest filing share among the highlighted adjacent branches at two percent of records. B66C (cranes and hoists) and E04H (specialised structures) are larger in absolute terms but remain modest relative to the dominant F03D core. These branches represent under-served areas where technical barriers exist but prior-art density is lower than in core wind-motor sub-classes.
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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.