Vertical-Axis Wind Turbine for Mining Operations Patent Landscape
Vertical-Axis Wind Turbine for Mining Operations Patent Landscape in 2026
This is a small, highly concentrated patent space dominated by a single holder — Lone Gull Holdings Ltd — whose portfolio dwarfs all rivals combined. Annual filing volume peaked sharply in 2019 and has since eased back, placing the field in a decline stage with limited broad-based entry from new competitors.
Lone Gull Holdings leads a heavily concentrated, niche field
Lone Gull Holdings Ltd holds the commanding position in this space, ranking first among all applicants by a wide margin. Mountain N Meadow Holdings ranks second, followed distantly by General Electric Co in third place.
The top five filers collectively account for 78% of the hundred largest filers’ combined total, signalling an exceptionally tight competitive structure with a pronounced tier gap between the leader and the rest of the field.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Lone Gull Holdings Ltd | 58 | |
| 2 | Mountain N Meadow Holdings | 10 | |
| 3 | General Electric Company | 6 | |
| 4 | Michael T. Reidy | 3 | |
| 5 | Hari S. Iyer | 3 | |
| 6 | Seapower Systems | 2 | |
| 7 | SPECTRA SYST & TECH INC | 2 | |
| 8 | Equinor Energy AS | 2 | |
| 9 | Magnelan Technologies Inc | 2 | |
| 10 | Transmag UK Ltd | 2 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | Taerra Systems Inc | 1 | |
| 12 | Clifford A. Goudy | 1 | |
| 13 | Larry C. Simpson | 1 | |
| 14 | Robert A. Vanderhye | 1 | |
| 15 | Beijing Bitmain Technologies | 1 | |
| 16 | Tyler N. Doyle | 1 | |
| 17 | Dr. T. Thimmaiah Institute of Technology | 1 | |
| 18 | Daymak | 1 | |
| 19 | Cong Nhan Huynh | 1 | |
| 20 | Michael T. Reidy | 1 |
Lone Gull Holdings’ concentration of filings suggests a deliberate IP-fence strategy around core wind-energy-harnessing apparatus claims, leaving relatively little contested ground for challengers to occupy without risk of overlap.
Filings from approximately the last 18–24 months are subject to publication lag and are likely under-counted; the apparent softness in 2025–2026 data should not be read as a confirmed acceleration of decline. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
A sharp 2019 peak followed by sustained easing; wind-turbine core dominates the technology mix
The filing trend reveals a spike-and-retreat pattern centred on 2019, while the IPC composition shows F03D (wind motors) as the core class with several adjacent branches reflecting multi-technology system architectures.
Annual filing trend
Filings surged to a single-year peak in 2019 then fell sharply, with modest recoveries in 2022–2024. Data for 2025–2026 are incomplete due to publication lag and should be treated as floor estimates rather than confirmed volume.
↗ Hover for values · click a bar to ask EurekaTechnology composition
F03D (wind motors) is the dominant class, followed by B63B (ships and marine vessels) and F03B (hydraulic machines), reflecting Lone Gull’s multi-use offshore and energy-storage system architecture. Smaller branches including H02S (photovoltaic), B64U (drones), and G06N (AI models) indicate adjacent system integrations by secondary filers.
↗ 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 turbine with pollutant capturing surfaces
Greenhouse gases, such as carbon dioxide and methane, or other pollutants, are removed from ambient air while at the same time performing other useful functions. For example, surfaces of a vertical axis wind turbine (such as a Savonius) are provided as, or covered by, fabrics, films, or coatings which remove pollutants from flowing ambient air that contacts… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Wind energy harnessing apparatuses, systems, metho… | 117 |
| 2 | Wind energy harnessing apparatuses, systems, metho… | 71 |
| 3 | Gravity-based energy-storage system and method | 50 |
| 4 | Systems, methods, and devices including modular, f… | 44 |
| 5 | Wind-powered computing buoy | 43 |
| 6 | Wind energy harnessing apparatuses, systems, metho… | 38 |
| 7 | windmill | 33 |
| 8 | Gravity-based energy-storage and method | 27 |
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 patent structure means for R&D investment decisions
The combination of a dominant incumbent, a past-peak lifecycle, and thin collaborative activity shapes a specific risk-reward profile for new entrants and incumbents alike.
Decline stage: peak passed, annual volume easing
The lifecycle is assessed as decline, with annual filings easing back from the 2019 peak. The field has not returned to that volume in any subsequent year. Investors should assess whether foundational claims are expiring or consolidating before committing to adjacent-area R&D that could inherit freedom-to-operate constraints.
Lifecycle: DeclineSingle-entity dominance creates high FTO risk
The top five filers hold 78% of the hundred largest filers’ combined total, with Lone Gull Holdings alone accounting for an outsized share. This level of concentration is atypical even for niche fields and suggests that any new entrant must conduct rigorous freedom-to-operate analysis before developing vertical-axis wind turbine systems for mining applications. The tier gap between leader and challengers is large enough that incremental filing by smaller players is unlikely to shift the balance without licensing or acquisition.
High concentrationNo co-applicant activity detected
Evidence pending — no co-applicant or collaborative filing relationships are present in the dataset. The absence of joint filings suggests that technology development in this niche has proceeded entirely within individual organizations, with no visible consortium or university–industry partnerships. This gap could represent an opportunity for coordinated R&D if multiple smaller players sought to challenge the dominant position collectively.
No collaborations foundUK and US are co-lead jurisdictions; Australia is third
The United Kingdom and the United States each hold 26 patent records, making them equally important protection markets. Australia follows with 17 records, and WIPO PCT filings number 12, indicating some interest in broad multi-jurisdiction coverage. India and New Zealand each show 7 records. The mining-relevant jurisdictions of Chile (2 records) and South Africa (1 record) are present but thinly covered, suggesting incomplete protection in major mining geographies.
UK · US · AU leadGo 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.
Lone Gull Holdings commands the field; Mountain N Meadow Holdings is the only new entrant of note
Two applicants stand materially above the rest of the field. Lone Gull Holdings established its lead through a broad multi-technology portfolio, while Mountain N Meadow Holdings has recently entered with a distinct technology emphasis.
Lone Gull Holdings Ltd
Lone Gull Holdings leads with 58 patent records, focused primarily on hydraulic machines and engines (F03B 13), ships and marine vessels (B63B 35, B63B 22), reflecting a multi-use offshore energy-harvesting system architecture. Recent momentum shows a downward trend (▼ –68% in the most recent period), suggesting the portfolio build-out phase may be concluding rather than expanding.
58 patent recordsMountain N Meadow Holdings
Mountain N Meadow Holdings ranks second with 10 patent records and is classified as a new entrant, entering without a prior-period baseline. Its technology focus spans unmanned aerial vehicles (B64U 10), wind motors (F03D 9), and door fastenings/structural elements (E05C 17), suggesting a UAV-integrated or modular wind system approach that differs markedly from the leader’s offshore emphasis.
10 patent records| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Lone Gull Holdings Ltd | 13 | ▼ -68% |
| Mountain N Meadow Holdings | 8 | ▲ new entrant |
Under-served adjacent branches worth monitoring
Several IPC classes appear at low density relative to the dominant F03D core, indicating areas where patent coverage is thin. These observations reflect relative sparsity and should be evaluated against technical feasibility and entry path before treating them as investment priorities.
G06N · AI-based turbine control and optimization
With only 9 patent records under G06N (computing based on AI models) in a corpus where F03D holds 65 records, AI-driven control and predictive maintenance for vertical-axis wind turbines in mining environments is sparsely covered. Given the demonstrated value of AI in industrial asset management and the harsh, variable-load conditions of mining sites, this branch has plausible technical value. Entry could focus on site-specific wind-profile learning algorithms or fault-detection models that complement existing mechanical designs without infringing Lone Gull’s core apparatus claims.
Search this in Eureka →E21F · Mine safety and ventilation integration
Only 1 patent record falls under E21F (mine safety and ventilation), despite this being the most directly mining-relevant IPC class in the dataset. Integrating vertical-axis wind turbines with mine ventilation systems — using generated power to drive underground air circulation — represents a technically coherent application with clear operational value in remote or off-grid mining sites. The near-absence of filings here makes it an observable gap; a credible entry path would involve ventilation system OEMs or mine operators co-developing purpose-built turbine-ventilation integration.
Search this in Eureka →How leading filers differ by technology route
Strength of each leader across the main technology routes.
| Player | F03D 9 · Wind motors (wind turbines) | F03B 13 · Hydraulic machines & engines | B63B 35 · Ships & marine vessels | B63B 22 · Ships & marine vessels | F03D 13 · Wind motors (wind turbines) |
|---|---|---|---|---|---|
| Lone Gull Holdings Ltd | Moderate · 17 | Strong · 34 | Strong · 28 | Strong · 24 | Strong · 19 |
| Mountain N Meadow Holdings | Strong · 9 | Absent | Absent | Absent | Absent |
| Michael T. Reidy | Strong · 3 | Moderate · 1 | Absent | Absent | Absent |
| Robert Santanselmo | Strong · 2 | Absent | Absent | Absent | Moderate · 1 |
| Hari S. Iyer | Strong · 2 | Absent | Absent | Absent | Absent |
Frequently asked questions
The evidence scope contains 81 patent families. This is a small corpus relative to broader wind-energy fields, reflecting the niche intersection of VAWT technology with mining-specific applications.
Lone Gull Holdings Ltd is the clear leader, holding 58 patent records — nearly six times the count of the second-ranked filer, Mountain N Meadow Holdings (10 patent records). General Electric Co ranks third with 6 patent records.
The United Kingdom and the United States are co-lead jurisdictions with 26 patent records each. Australia follows with 17, and WIPO PCT filings number 12. Mining-relevant jurisdictions such as Chile (2 records) and South Africa (1 record) have thin coverage.
The field is assessed as being in a decline stage. Annual filings peaked sharply in 2019 and have eased back since. Note that 2025–2026 data are subject to publication lag and represent floor estimates.
No co-applicant or collaborative filing relationships are present in the evidence. All patent activity has been filed by individual entities independently, with no visible consortium or university–industry joint filings.
The sparsest adjacent branches relative to the dominant F03D wind-motor core include G06N (AI-based control, 9 records), E21F (mine safety and ventilation, 1 record), and E05C (structural/fastening elements, 9 records). E21F is particularly notable as the most directly mining-relevant class yet one of the least populated in the corpus.
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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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