Solid-State Transformer Offshore Platforms Patent Landscape
Solid-State Transformer for Offshore Platforms Patent Landscape in 2026
The patent corpus for solid-state transformers applied to offshore platforms is at an embryonic stage, with only 2 patent families on record, both filed by Vestas Wind Systems in 2023. Activity is entirely concentrated in a single applicant and jurisdiction, signalling that this technology intersection has not yet attracted broad IP competition.
Vestas Wind Systems holds the entire documented portfolio in this nascent space
The ranked applicant list contains a single filer: Vestas Wind Systems, which accounts for all 2 patent families on record. No second-tier competitors appear in the evidence at this time.
Concentration is absolute — the top filer’s share of the hundred largest filers is 100%, a figure that reflects the extreme early-stage nature of the topic rather than a competitive moat built over many years.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Vestas Wind Systems AS | 2 |
Vestas’s position implies the company has made at least an initial IP commitment to this technology intersection, but the very small corpus size means the landscape remains almost entirely open to new entrants.
The most recent filing year shown (2023) may be subject to publication lag; patents filed in late 2023 onward may not yet be fully visible, so the true current-year corpus could be larger than evidence reflects. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
A single filing cohort in 2023 defines the entire trend; technology focus is power conversion and grid integration
Both charts reflect an extremely small corpus: all activity resolves to a single year and two IPC classes, making trend and composition reads provisional at this stage.
Annual filing trend
Zero activity is recorded from 2017 through 2022 and again from 2024 onward in the evidence window. Two families appeared in 2023. Given standard 18-month publication lag, filings from 2024–2025 may not yet be visible; the apparent post-2023 silence should not be read as a halt in activity.
↗ Hover for values · click a bar to ask EurekaTechnology composition
Both families sit simultaneously under H02J (Power Supply and Grid Systems) and H02M (Power Conversion — AC/DC), indicating that the documented work addresses both the grid-interface and the conversion-stage aspects of solid-state transformer design for offshore use.
↗ 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.
A wind turbine cluster
A wind turbine cluster (50), comprising: a group of wind turbines (10), each wind turbine (10) of the group being configured to produce a wind turbine output that is in direct current form; and a connection station (52) connected to each of the wind turbines (10) of the group to receive each wind turbine output. The connection station (52) is configured to… (excerpt from the patent abstract)
Open this patent in Eureka →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 structure means for R&D investment decisions
With only 2 patent families documented, most structural signals are provisional. The observations below are grounded in available evidence but should be treated as early indicators rather than confirmed patterns.
Pre-commercial: lifecycle stage is not yet determinable
The evidence does not yield a determinable lifecycle stage — the corpus is too small to distinguish a genuine growth curve from an isolated filing event. The concentration of all activity in a single year (2023) and a single filer points to a technology at the very beginning of its IP lifecycle. Engineers should treat this as a pre-competitive window rather than an established field.
EmbryonicSingle-filer dominance with no visible challengers
Vestas Wind Systems is the only applicant in the ranked list, holding both patent families on record. This level of concentration in a hardware-intensive offshore application is unusual and more likely reflects an absence of competing IP activity than a deliberate exclusion strategy. The space is structurally open to new entrants from power electronics, offshore energy, and grid infrastructure sectors.
MonopolarNo co-applicant relationships documented in the evidence
The collaboration evidence is empty: no joint filings, co-applicant pairs, or consortium activity are recorded in the current dataset. This may reflect the very small corpus size rather than a deliberate go-it-alone strategy. As the field develops, partnership activity between wind OEMs, power electronics suppliers, and offshore infrastructure companies would be a signal to monitor.
Evidence pendingFiling activity confined to Denmark; no multi-jurisdiction coverage evident
Both families are filed under the DK (Danish) jurisdiction, consistent with Vestas’s headquarters location. There is no evidence of PCT, EPO, US, or Asian family members in the current record. The absence of multi-jurisdictional filing either indicates the families are early-stage national-phase applications that have not yet propagated, or that geographic coverage is intentionally narrow — a distinction that matters for freedom-to-operate analysis.
DK onlyGo 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.
Co-filing pairs, ranked by the number of jointly-filed patent families.
Vestas Wind Systems: sole documented filer with a dual-class technology focus
The applicant ranking contains a single entry. The leader and challenger cards below both reflect Vestas, as no second applicant is present in the evidence.
Vestas Wind Systems
Vestas Wind Systems holds all 2 patent families in the ranked corpus, with a technology emphasis spanning H02J 3 (grid-connected power supply systems), H02M 7 (AC/DC power conversion), and H02J 1 (DC power supply). The applicant momentum flag identifies Vestas as a new entrant in this specific topic area, meaning its recent filings represent an initial rather than sustained IP position. Whether this signals a strategic R&D pivot toward offshore solid-state transformer architecture or an exploratory filing is not determinable from the evidence alone.
families: 2No challenger identified
No second applicant appears in the ranked evidence. The challenger position is vacant, which is itself a structurally significant finding: in a technology area with clear offshore electrification demand, the absence of challenger filers from ABB, Siemens Energy, GE Vernova, or dedicated power electronics firms represents an observation that warrants further monitoring as the field develops.
families: 0| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Vestas Wind Systems AS | 2 | ▲ new entrant |
Under-served adjacent branches in a corpus where the primary classes are already sparse
The whitespace evidence array is empty, meaning no algorithmically identified white-space candidates are available. The observations below are drawn from the IPC structure of the existing filings and plausible adjacent classes that are absent from the current corpus.
H02J 13 · Remote monitoring and control of power networks
Neither family is assigned to H02J 13, which covers remote monitoring, supervisory control, and communication interfaces for power networks — all highly relevant to unmanned offshore platform operation. Given that solid-state transformers in offshore environments require real-time health monitoring and remote fault response, this class is conspicuously absent. An entry path exists for applicants combining power electronics expertise with offshore SCADA and condition-monitoring capabilities.
Search this in Eureka →H01F 38 / H01F 27 · Transformer core and insulation design
The documented families address power conversion and grid-system architecture but not the physical transformer design classes (H01F). For offshore deployments, salt-air corrosion resistance, compact form factor, and high-voltage insulation under marine conditions are critical design challenges. The absence of H01F-class filings in this intersection suggests that materials and construction innovations for solid-state offshore transformers remain an unoccupied adjacent space, though the evidence base is too small to confirm this as a sustained gap.
Search this in Eureka →Technology route comparison across leading applicants
Strength of each leader across the main technology routes.
| Player | H02J 3 · Power supply & grid systems | H02M 7 · Power conversion (AC/DC etc.) | H02J 1 · Power supply & grid systems |
|---|---|---|---|
| Vestas Wind Systems AS | Strong · 2 | Strong · 2 | Moderate · 1 |
Frequently asked questions
The current evidence contains 2 patent families in scope, both filed by Vestas Wind Systems in 2023 under Danish jurisdiction. The corpus is at an embryonic stage.
Vestas Wind Systems is the only identified applicant, holding all 2 patent families on record. No other filers appear in the current ranked evidence.
Both families are assigned to H02J (Power Supply and Grid Systems) and H02M (Power Conversion — AC/DC), reflecting a focus on grid-interface and power conversion architecture rather than physical transformer construction.
All documented filings are in the DK (Denmark) jurisdiction. No PCT, EPO, US, or other national-phase family members are recorded in the current evidence.
A lifecycle stage cannot be determined from 2 patent families. All activity is concentrated in 2023; years before and after show zero filings in the evidence window, though publication lag means 2024–2025 filings may not yet be visible.
No co-applicant or collaboration activity is recorded in the evidence. All 2 families are single-applicant filings by Vestas Wind Systems.
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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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