Offshore Wind Turbine for Microgrids Patent Landscape 2026
Offshore Wind Turbine for Microgrids Patent Landscape in 2026
Siemens Gamesa Renewable Energy dominates a compact, growth-stage field where the top five filers account for 63% of the hundred largest filers’ combined output and the United States is the primary filing jurisdiction. The field expanded strongly on a multi-year basis, though annual volume eased from its 2022 peak and recent years remain undercounted due to publication lag.
Siemens Gamesa leads a concentrated, early-stage field
Siemens Gamesa Renewable Energy AS holds the top position with 10 patent records, followed by a cluster of challengers — Differential Dynamics Corp, National Technology & Engineering Solutions of Sandia, Energie Propre Prodigy, and Michigan Technological University — each holding 4 patent records.
The top five filers together represent 63% of the hundred largest filers’ combined total, signaling a highly concentrated competitive structure with a meaningful gap between the leader and the second tier, and a long tail of single-record entrants.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Siemens Gamesa Renewable Energy AS | 10 | |
| 2 | Differential Dynamics Corp | 4 | |
| 3 | NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SAN… | 4 | |
| 4 | Energie Propre Prodigy LTEE / Prodigy Clean Energy Ltd | 4 | |
| 5 | Michigan Technological University | 4 | |
| 6 | SIEMENS ENERGY GLOBAL GMBH & CO KG | 2 | |
| 7 | Petroliam Nasional Berhad (Petronas) | 2 | |
| 8 | Energy Internet Corp | 2 | |
| 9 | Dehlsen Associates of the Pacific Ltd | 1 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 10 | GAMESA INNOVATION & TECH SL | 1 | |
| 11 | State Grid Henan Electric Power Company Linzhou Power Supply Company | 1 | |
| 12 | State Grid Henan Electric Power Company Anyang Power Supply Company | 1 | |
| 13 | KALASALINGAM ACADEMY OF RES & EDUCATION | 1 | |
| 14 | Dream Institute of Technology | 1 | |
| 15 | Shanghai University of Electric Power | 1 | |
| 16 | Punja Free Green Energy Pvt Ltd | 1 | |
| 17 | Tang Richard Zhao Kun (individual) | 1 |
Siemens Gamesa’s lead reflects deep engagement across both wind-turbine control (F03D) and grid integration (H02J), suggesting the company is pursuing an integrated offshore-to-microgrid systems position rather than point-technology coverage alone.
The most recent 18–24 months of filings are subject to publication lag and are likely undercounted; the apparent softening since 2022 should not be read as a reversal of the field’s multi-year growth trajectory. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Multi-year growth with a 2022 activity peak and a diverse but wind-core technology mix
Annual filing activity rose sharply from 2018 through 2022 before easing, while the technology composition reveals a wind-and-grid core with a notable set of adjacent branches spanning marine structures, hydraulics, and even nuclear hybrid concepts.
Annual filing trend
Filings were negligible in 2017, climbed steadily to a peak of 10 records in 2022, then moderated through 2023–2026. Years 2024–2026 are subject to publication lag and are likely understated; the field’s three-year recent window remains 70% above the prior three-year window, confirming sustained multi-year growth despite the post-2022 easing in annual volume.
↗ Hover for values · click a bar to ask EurekaTechnology composition
F03D (wind motors/turbines) is the dominant branch with 24 records, closely paired with H02J (power supply and grid systems) at 18 records — confirming that grid-integration logic is as central to this corpus as the turbine hardware itself. Secondary branches including F03B (hydraulic machines), B63B (marine vessels), and G21D (nuclear power plants) reflect heterodox offshore energy hybrid concepts pursued by a minority of applicants.
↗ 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.
Renewable energy based computing system
There is provided a system (100) comprising a renewable energy based direct current (DC) generation unit (110) configured for outputting DC, a DC consumer (120), configured for computing and storing data and for being powered by DC, and a DC power circuit (E); wherein the DC generation unit (110) and the DC consumer (120) are directly electrically connected… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Offshore and marine vessel-based nuclear reactor c… | 77 |
| 2 | Wind turbine power phase control with DC collectio… | 12 |
| 3 | SC-MH (The solar cube for micro-grid hub) | 5 |
| 4 | Offshore and marine vessel-based nuclear reactor c… | 4 |
| 5 | Energy storage and buffering using multiple pressu… | 4 |
| 6 | Speed Converter-Controlled River Turbines | 4 |
| 7 | 一种风光-抽水蓄能互补发电系统的优化调度方法 | 2 |
| 8 | Recovery of work from a liquefied gas using hybrid… | 2 |
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
A concentrated, growth-stage field with a dominant incumbent, active government-lab participation, and geographically skewed filing activity presents specific implications for new entrants and adjacent-technology holders.
Growth stage, eased from 2022 peak
The field is classified as Growth: the recent three-year filing window is 70% above the prior three-year window, confirming ongoing expansion on a multi-year basis. Annual volume has eased from its 2022 peak, though the most recent years are further understated by publication lag. Entrants can still establish meaningful positions, but the window for uncontested filing is narrowing as incumbents consolidate their claims.
Lifecycle: GrowthOne dominant player, clustered second tier
Siemens Gamesa holds more than twice the patent records of any single second-tier filer. The second tier — Differential Dynamics, Sandia National Laboratories, Energie Propre Prodigy, and Michigan Tech — is tightly bunched at 4 records each, creating a competitive cluster just below the leader. The long tail of single-record entities suggests that many participants are exploring the space without yet committing to sustained prosecution strategies.
High concentrationSandia–Michigan Tech partnership is the most active co-filing pair
The most active co-applicant relationship in the corpus is between Sandia National Laboratories (National Technology & Engineering Solutions of Sandia) and Michigan Technological University, with 4 jointly filed records — indicating a government-lab/university collaboration anchored in grid systems and hydraulic-turbine integration. Two additional co-filing links involve State Grid Henan Electric Power Company entities and Shanghai University of Electric Power, each with 1 joint record, suggesting early-stage Chinese grid-operator interest.
Gov-lab / universityUS-dominant filing with thin international coverage
The United States leads with 19 patent records, followed distantly by EPO (5), India (3), and WIPO/PCT (3). Australia and Canada each have 2 records, and China has only 1. This skew toward US jurisdiction, combined with sparse PCT filings, suggests that most applicants are not yet pursuing broad international protection — leaving substantial geographic white space outside North America for applicants with global offshore-wind ambitions.
US-dominantGo 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 |
|---|---|---|
| National Technology & Engineering Solutions of Sandia (Sandia National Laboratories) | Michigan Technological University | 4 |
| State Grid Henan Electric Power Company Linzhou Power Supply Company | State Grid Henan Electric Power Company Anyang Power Supply Company | 1 |
| State Grid Henan Electric Power Company Linzhou Power Supply Company | Shanghai University of Electric Power | 1 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Siemens Gamesa leads on turbine-grid integration; Sandia and Michigan Tech co-anchor the research tier
The top two positions are occupied by an industrial OEM and a government-lab/university research coalition, reflecting a field where commercial product development and federally funded research are the primary innovation drivers.
Siemens Gamesa Renewable Energy AS
Holds 10 patent records — the largest position in the corpus — with technology emphasis concentrated in wind-turbine control (F03D 7), grid integration (H02J 3), and wind-to-power conversion systems (F03D 9). Entered the recent filing window as a new entrant to this specific niche, with 6 records in the most recent period, suggesting an accelerating and deliberate IP strategy to cover offshore-wind microgrid system architectures.
patent records: 10Sandia National Labs + Michigan Tech (co-filing pair)
Each holds 4 patent records and co-files 4 records jointly, making this pair collectively the strongest challenger position in the corpus. Their technical focus spans H02J 3 (grid systems), F03B 13 (hydraulic machines), and F03D 9 (wind-to-power), reflecting a systems-level approach to offshore renewable integration. Both entered the recent filing window as new entrants, indicating this partnership is at an early but committed stage.
patent records: 4 each| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Siemens Gamesa Renewable Energy AS | 6 | ▲ new entrant |
| National Technology & Engineering Solutions of Sandia (Sandia National Laboratories) | 4 | ▲ new entrant |
| Michigan Technological University | 4 | ▲ new entrant |
| Energie Propre Prodigy LTEE / Prodigy Clean Energy Ltd | 1 | ▲ new entrant |
| Siemens Energy Global GmbH & Co KG | 2 | ▲ new entrant |
| Energy Internet Corp | 2 | ▲ new entrant |
| Gamesa Innovation & Technology SL | 1 | ▲ new entrant |
| State Grid Henan Electric Power Company Linzhou Power Supply Company | 1 | ▲ new entrant |
Under-served branches adjacent to the wind-microgrid core
Several IPC branches appear in the corpus at low share, suggesting they are under-explored relative to the dominant F03D and H02J core. These observations identify areas where patent density is currently sparse; their technical relevance and realistic entry paths vary.
B63B · Ships & marine vessels (floating platform integration)
With only 5 patent records and a 6% share among branches, marine-vessel-integrated offshore wind structures represent a sparsely filed adjacent area. Energie Propre Prodigy is currently the primary filer here, focused on floating vessel platforms combined with nuclear and hydraulic elements. Entrants with expertise in floating offshore structure design, mooring, or vessel-mounted power systems could file meaningfully differentiated claims with limited direct competition.
Search this in Eureka →C25B · Electrolytic production of compounds (offshore green hydrogen)
C25B appears with only 2 patent records — a 2% share — despite the strong logical connection between offshore wind microgrids and electrolytic green-hydrogen production as an energy storage and export pathway. The technical value is plausible given growing policy and commercial interest in offshore hydrogen, but the corpus shows virtually no dedicated IP activity here yet. Organizations with electrolyzer or power-to-gas expertise could establish an early position in offshore-wind-coupled hydrogen systems.
Search this in Eureka →How leading applicants differ by technology route
Strength of each leader across the main technology routes.
| Player | F03D 9 · Wind motors (wind turbines) | H02J 3 · Power supply & grid systems | F03B 13 · Hydraulic machines & engines | F03D 7 · Wind motors (wind turbines) | B63B 35 · Ships & marine vessels |
|---|---|---|---|---|---|
| Siemens Gamesa Renewable Energy AS | Strong · 5 | Strong · 7 | Absent | Strong · 8 | Absent |
| Michigan Technological University | Moderate · 2 | Strong · 4 | Moderate · 2 | Absent | Absent |
| National Technology & Engineering Solutions of Sandia (Sandia National Laboratories) | Moderate · 2 | Strong · 4 | Moderate · 2 | Absent | Absent |
| Differential Dynamics Corp | Moderate · 2 | Absent | Strong · 4 | Absent | Absent |
| Petroliam Nasional Berhad (Petronas) | Strong · 2 | Strong · 2 | Absent | Absent | Absent |
| Energie Propre Prodigy LTEE / Prodigy Clean Energy Ltd | Absent | Absent | Absent | Absent | Strong · 4 |
| Siemens Energy Global GmbH & Co KG | Strong · 2 | Absent | Absent | Absent | Absent |
Frequently asked questions
The evidence corpus contains 34 patent families in scope for this topic, representing a compact but actively growing niche at the intersection of offshore wind and microgrid power systems.
Siemens Gamesa Renewable Energy AS leads with 10 patent records, more than twice the count of any individual second-tier filer. Their focus spans wind-turbine control, grid integration, and power-conversion systems.
The field is in a Growth stage: recent three-year filings are 70% above the prior three-year window. Annual volume peaked in 2022 and has eased since, but the most recent years are understated by publication lag, so the apparent moderation should not be read as a true decline.
The United States leads with 19 patent records, followed by EPO with 5, India and WIPO/PCT with 3 each, and Australia and Canada with 2 each. China has 1 record. Coverage outside North America is relatively thin, indicating limited international prosecution to date.
The most active co-filing relationship is between Sandia National Laboratories and Michigan Technological University, with 4 jointly filed records. Two additional co-filing links involve State Grid Henan Electric Power Company entities and Shanghai University of Electric Power, each with 1 joint record.
The sparsest adjacent branches relative to the dominant F03D and H02J core are C25B (electrolytic production / green hydrogen, 2 records), E02B (hydraulic and waterway engineering, 2 records), F16H (gearing and transmissions, 3 records), and B63B (marine vessels and floating platforms, 5 records). These areas have low filing density and plausible technical relevance to offshore wind microgrid integration.
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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.
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