Nanostructured Electrocatalyst Patent Landscape 2026
The nanostructured electrocatalyst space spans 220 patent families and is in a confirmed growth phase, with an 83% increase in filings over the recent window led by academic and national-lab filers rather than large industrials. China-based institutions dominate both filing volume and the top applicant position, while the technology mix is anchored in electrolytic production of compounds, leaving adjacent branches such as powder metallurgy and surface coating comparatively sparse.
Academic institutions lead a fragmented but growing field
Shaanxi University of Science and Technology holds the top position with 16 patent families, followed by Mattiq Inc. (9), King Fahd University of Petroleum and Minerals (8), and City University of Hong Kong (7). The top five applicants together account for 23% of the combined output of the hundred largest filers, indicating that no single player has established a commanding position.
The 23% top-five share across the hundred largest filers points to moderate concentration: there is a recognizable leading tier, but the gap between leader and challengers is narrow, and many mid-tier academic institutions hold 3–5 patent families each. The field has the structural fingerprint of early-stage academic-driven innovation rather than an incumbent-controlled market.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | SHAANXI UNIV OF SCI & TECH | 16 | |
| 2 | Mattiq Inc. | 9 | |
| 3 | King Fahd University of Petroleum and Minerals | 8 | |
| 4 | City University of Hong Kong | 7 | |
| 5 | CEA (Commissariat à l’Énergie Atomique et aux Énergies Alternatives) | 6 | |
| 6 | Nanyang Technological University | 5 | |
| 7 | Fondazione Istituto Italiano di Tecnologia | 5 | |
| 8 | Dalian University of Technology | 5 | |
| 9 | University of Santiago de Compostela | 4 | |
| 10 | UChicago Argonne LLC | 4 |
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 11 | China University of Petroleum (East China) | 4 | |
| 12 | Indian Institute of Technology (Banaras Hindu University) Varanasi | 3 | |
| 13 | South China University of Technology | 3 | |
| 14 | Yangzhou University | 3 | |
| 15 | California Institute of Technology | 3 | |
| 16 | ICInnovation | 3 | |
| 17 | National Institute of Chemistry Slovenia | 3 | |
| 18 | QINGDAO UNIV OF SCI & TECH | 3 | |
| 19 | Shenyang Guantang Cultural Technology Co., Ltd. | 3 | |
| 20 | NewSouth Innovations Pty Ltd | 3 |
The dominance of universities and publicly funded research organizations at the top of the ranking signals that fundamental IP is still being staked. For an industrial entrant, this creates both a freedom-to-operate opportunity in applied configurations and a risk that key enabling claims may flow to research institutions whose licensing posture is less predictable than corporate peers.
The most recent 18–24 months of filings are subject to publication lag and are likely under-counted; the 2025–2026 figures should be interpreted as a floor, not a ceiling. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Filing activity rising with a clear anchor in electrolytic compound production
Two signals define the current state of the field: a multi-year upward filing trajectory consistent with the Growth lifecycle stage, and a technology mix heavily weighted toward electrolytic production, with secondary clusters in nanotechnology applications and heterogeneous catalysis.
Annual filing trend
Annual filings climbed from 13 in 2017 to a recorded high of 48 in 2024, reflecting the 83% growth over the recent window. The 2025 figure of 33 and the 2026 figure of 3 are both affected by publication lag and should be read as preliminary; the true 2025 level is likely higher than recorded. The growth trend is unambiguous across 2021–2024, with a notable acceleration from 2022 onward.
↗ Hover for values · click a bar to ask EurekaTechnology composition
C25B (electrolytic production of compounds) is the dominant branch, reflecting the field’s primary application in water electrolysis and green hydrogen production. B82Y (nanotechnology applications) and B01J (chemical and physical processes and catalysis) form a secondary cluster, while H01M (batteries and fuel cells) represents a meaningful downstream application area. Branches such as B22F (powder metallurgy), C23C (coating and surface deposition), and C02F (water and wastewater treatment) appear at low counts, marking them as under-served relative to the core.
↗ 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.
Multiphase heterojunction nanomaterial, preparatio…
The present invention relates to the technical field of nano-materials, and specifically provides a method for preparing multiphase heterojunction nanomaterials. The method comprises the following steps: providing a substrate loaded with a NiMoO<sub>4 </sub>precursor; dissolving a selenium powder in hydrazine hydrate, adding water or sodium molybdate… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Electrosorption and decomposition device for the p… | 82 |
| 2 | 一种电催化分解水制氢的自支撑磷化镍纳米片材料及其制备方法 | 52 |
| 3 | 一种氮掺杂碳担载粒径均一的低铂金属球形纳米颗粒电催化剂的制备方法及应用 | 31 |
| 4 | 一种原位掺杂中空磷化钴纳米微粒的中空碳材料、制备方法及其在催化电解水产氢中的应用 | 27 |
| 5 | Iridium complexes for electrocatalysis | 22 |
| 6 | Highly durable nanoscale electrocatalyst based on … | 22 |
| 7 | Highly durable nanoscale electrocatalyst based on … | 19 |
| 8 | 一种单原子铜材料的制备方法与应用 | 18 |
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
China, and still accumulating foundational IP. These structural features shape where risk and opportunity sit for an industrial entrant or challenger institution.
Growth stage with rising annual volume
The lifecycle is confirmed as Growth: annual filings are still rising and the 83% recent-window increase has not yet eased from its 2024 peak. The field is not yet in a consolidation or maturity phase, which means foundational claim positions are still available in several sub-branches. First-mover advantage in applied configurations remains achievable for well-resourced entrants over the next two to three years.
Growth · 83% recent-window increaseModerate concentration, narrow leader gap
The top five filers hold 23% of the combined output of the hundred largest filers, and the leader’s margin over the second-ranked applicant is modest (16 vs. 9 patent families). This fragmentation means no incumbent has locked in a blocking position across the field. However, in the dominant C25B electrolytic production branch, concentration is higher because almost all top applicants focus there, creating denser prior art that a new entrant must navigate carefully.
Top-5: 23% of top-100 filersNo co-applicant activity recorded in current evidence
The collaboration data returned no co-filing pairs in the current corpus. This is consistent with the largely academic and single-institution filing pattern visible in the applicant ranking, where each institution tends to file independently. The absence of cross-institutional or industry-academia joint filings may reflect early-stage dynamics where groups protect their own foundational positions before forming partnerships. Evidence pending on specific collaboration networks.
Collaboration data: evidence pendingChina-anchored with meaningful US and India presence
China leads as the primary filing jurisdiction, followed by the United States and India. PCT filings and EPO designations are present but at lower volumes, suggesting that international protection strategies are not yet fully deployed by most filers. For an applicant seeking global freedom to operate, the relatively thin EPO and WIPO coverage outside the Chinese and US offices could represent both a risk (Chinese-origin claims may have limited international reach) and an opportunity (competitors have not yet fortified positions in European jurisdictions).
Lead jurisdiction: ChinaGo 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.
Top players anchored in electrolytic production, all entering recently
Every applicant tracked in the momentum data is flagged as a new entrant, reflecting the field’s recency and rapid ramp. Shaanxi University of Science and Technology leads in volume while Mattiq Inc. is the most prominent commercial filer.
Shaanxi University of Science and Technology
The top-ranked filer with 16 patent families, concentrated entirely in C25B electrolytic production of compounds and supported by nanotechnology applications filings (B82Y). Its momentum is flagged as a new entrant with 6 recent patent families, indicating that its portfolio has been built quickly in the current growth window rather than accumulated over many years. Its focus is tightly aligned with the field’s dominant application: water electrolysis and electrocatalytic compound synthesis.
families: 16Mattiq Inc.
The highest-ranked commercial (non-academic) filer with 9 patent families, Mattiq Inc. distinguishes itself by combining C25B electrolytic production coverage with a meaningful cluster in B01J chemical and physical processes and catalysis — a broader platform position than purely electrolysis-focused academic filers. Its entire portfolio is recent (new entrant trajectory, 9 recent patent families), suggesting a deliberate and rapid IP build rather than a legacy position. Its mixed academic-commercial profile and applied catalysis emphasis make it the most strategically relevant industrial benchmark in the ranking.
families: 9| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Shaanxi University of Science and Technology | 6 | ▲ new entrant |
| Mattiq Inc. | 9 | ▲ new entrant |
| King Fahd University of Petroleum and Minerals | 2 | ▲ new entrant |
| City University of Hong Kong | 6 | ▲ new entrant |
| Fondazione Istituto Italiano di Tecnologia | 5 | ▲ new entrant |
| Dalian University of Technology | 2 | ▲ new entrant |
| University of Santiago de Compostela | 4 | ▲ new entrant |
Under-served branches adjacent to the dominant electrolytic production core
Several IPC branches appear at low counts relative to the C25B core, indicating that their intersection with nanostructured electrocatalysis has not yet attracted concentrated IP activity. Three of the five white-space candidates carry plausible technical rationale worth monitoring.
B22F · Powder Metallurgy
With only 18 patent records, powder metallurgy sits at 3% share among the adjacent branches identified. Nanostructured electrocatalysts rely critically on precise particle morphology and size distribution, and powder metallurgy routes — including spark plasma sintering and selective laser processing of nano-powders — offer reproducible pathways to controlled nanostructures that are not well covered in the current corpus. An entrant with process expertise in B22F could stake a manufacturing-route position that complements existing electrocatalyst chemistry IP rather than competing head-on in the denser C25B space.
Search this in Eureka →C23C · Coating & Surface Deposition
Coating and surface deposition (C23C) appears in only 12 patent records, representing approximately 2% of the adjacent branch counts. Surface engineering — including atomic layer deposition, physical vapor deposition, and magnetron sputtering of nanostructured catalyst layers — is directly relevant to electrode fabrication for electrolyzers and fuel cells, yet the IP density here is low. Istituto Italiano di Tecnologia (Fondazione Istituto Italiano di Tecnologia) is among the few filers with C23C14 (coating and surface deposition) activity, signaling awareness of this route. The sparse coverage relative to technical relevance makes this an observable under-served branch, though the entry path requires both deposition process know-how and electrochemistry integration expertise.
Search this in Eureka →How leaders differ by technology route
Route coverage across the main technology branches in the current evidence set.
| Player | C25B 11 · Electrolytic production of compounds | C25B 1 · Electrolytic production of compounds | B82Y 30 · Nanotechnology applications | B82Y 40 · Nanotechnology applications | H01M 4 · Batteries, cells & fuel cells |
|---|---|---|---|---|---|
| Shaanxi University of Science and Technology | Strong · 16 | Strong · 16 | Moderate · 4 | Moderate · 6 | Absent |
| Mattiq Inc. | Strong · 9 | Moderate · 3 | Moderate · 3 | Moderate · 3 | Absent |
| University of Santiago de Compostela | Strong · 4 | Strong · 4 | Absent | Absent | Strong · 4 |
| City University of Hong Kong | Strong · 7 | Strong · 4 | Absent | Absent | Absent |
| King Fahd University of Petroleum and Minerals | Strong · 6 | Strong · 4 | Absent | Absent | Absent |
| Fondazione Istituto Italiano di Tecnologia | Strong · 5 | Strong · 5 | Absent | Absent | Absent |
| Dalian University of Technology | Absent | Strong · 3 | Strong · 5 | Moderate · 2 | Absent |
Frequently asked questions
The current analysis covers 220 patent families globally. This is a relatively contained corpus, consistent with a field that is growing rapidly but remains in an early-to-mid growth stage rather than a mature technology with thousands of accumulated families.
Shaanxi University of Science and Technology leads with 16 patent families, all filed recently (new entrant trajectory). The second-ranked filer is Mattiq Inc. with 9 patent families, and the third is King Fahd University of Petroleum and Minerals with 8.
China is the lead jurisdiction, followed by the United States and India. PCT (WIPO) and EPO filings are present at lower volumes, indicating that most filers have not yet pursued broad multi-jurisdictional protection strategies.
The field is confirmed in a Growth lifecycle stage. Annual filings climbed to a recorded peak of 48 in 2024, and the 83% growth over the recent window has not eased from that peak. The 2025 and 2026 figures are preliminary due to publication lag and likely understate actual activity.
C25B (electrolytic production of compounds) is the dominant IPC branch, covering water electrolysis and green hydrogen production applications. B82Y (nanotechnology applications) and B01J (chemical and physical processes and catalysis) form the secondary cluster, with H01M (batteries and fuel cells) representing a meaningful downstream area.
Yes. Powder metallurgy (B22F, 18 patent records), coating and surface deposition (C23C, 12 patent records), and water and wastewater treatment (C02F, 8 patent records) are the most sparsely covered adjacent branches identified in the evidence. Each has plausible technical relevance to electrocatalyst manufacturing or application but has not yet attracted concentrated patent activity.
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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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