EV Fast Charging Patent Landscape 2026
EV Fast Charging Patent Landscape in 2026
The EV fast charging patent field is in a Growth stage, with multi-year filing volume roughly doubling relative to the prior window, though annual activity has eased from its 2022 peak and recent years remain understated by publication lag. Ford Global Technologies leads with 45 patent families, but the field remains moderately fragmented across OEMs, universities, and specialist charging firms.
Ford leads a moderately fragmented field with no single dominant bloc
Ford Global Technologies holds the top position with 45 patent families, followed by the University of Toronto (26), EleapPower (23), BorgWarner (21), and Zoox (19). These five together account for 26% of the combined output of the hundred largest filers — a notable concentration at the top but not market-dominant.
The tier gap between Ford and the second-ranked applicant is meaningful but not insurmountable: the University of Toronto’s 26 families place it firmly in contention, and four applicants sit within the 19–23 range just below. This suggests the competitive frontier is still being shaped rather than locked in.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Ford Global Technologies LLC | 45 | |
| 2 | The Governing Council of the University of Toronto | 26 | |
| 3 | EleapPower Ltd | 23 | |
| 4 | BorgWarner Inc | 21 | |
| 5 | Zoox Inc | 19 | |
| 6 | Kubota Corporation | 19 | |
| 7 | GM Global Technology Operations LLC | 19 | |
| 8 | Georgia Tech Research Corporation | 16 | |
| 9 | EFACEC Electric Mobility | 13 | |
| 10 | Zooz Power Ltd | 12 |
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 11 | NOCO Company | 12 | |
| 12 | GHD Pty Ltd | 11 | |
| 13 | Rivian Holdings LLC | 10 | |
| 14 | Puma Social Ltd | 9 | |
| 15 | EVAR Inc | 9 | |
| 16 | ElectricFish Energy Inc | 9 | |
| 17 | Gravity | 8 | |
| 18 | UT-Battelle LLC | 8 | |
| 19 | Jaguar Land Rover Ltd | 7 | |
| 20 | NIO Technology (Anhui) Co Ltd | 7 |
The presence of a university (University of Toronto), a research commercialization vehicle (Georgia Tech Research Corp), and an Amazon-backed autonomous vehicle firm (Zoox) among the top seven signals that innovation is arriving from multiple institutional types, not solely incumbent OEMs or pure-play charging companies.
Filing counts for 2024–2026 are understated due to typical 18–24 month publication lag; apparent softening in those years should not be read as a real decline in inventive activity. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Multi-year filings doubled; EV propulsion and grid integration dominate the technology mix
Annual filing data and technology class breakdowns together reveal both the pace of competitive entry and the sub-domains attracting most inventive effort. The trend chart tracks the cadence of new patent family filings; the composition chart maps which IPC classes those filings fall into.
Annual filing trend
Filing volume grew sharply from 2020 onward, peaking at 106 families in both 2022 and 2023 before stepping back in 2024–2025. The recent-window total is 101% above the prior comparable window, confirming sustained multi-year growth. Values for 2024 onward are likely undercounted due to publication lag and should not be interpreted as a real decline.
↗ Hover for values · click a bar to ask EurekaTechnology composition
B60L (Electric vehicle propulsion) is the dominant class by a large margin, reflecting core charging interface and management patents. H02J (Power supply and grid systems) is the second-largest cluster, followed by H02M (Power conversion). Lower-share classes — including H01M (Batteries), G06Q (Business and commerce data processing), and H02P (Motor control) — represent adjacent branches with relatively sparse coverage.
↗ 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.
DC fast charger wireless-charging adapter
A wireless-charging adapter is connectable to a direct current (DC) fast charger and includes an induction coil for wireless charging a second induction coil on a vehicle. In some instances, the adapter may include an electrical connector to mate with a DC fast charger. In addition, the adapter may include hardware and/or software to receive a DC from the… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Muilti-functional power management system | 121 |
| 2 | Devices, systems, and related methods for power co… | 118 |
| 3 | Digital Power Multiport Battery Charging System | 109 |
| 4 | Pulse battery charger methods and systems for impr… | 78 |
| 5 | Power distribution and circuit protection for a mo… | 77 |
| 6 | Integrated community energy and harvesting system | 76 |
| 7 | Configurable battery pack for fast charge | 76 |
| 8 | Planning method of electric vehicle fast charging … | 76 |
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 strategy
Four dimensions — maturity, concentration, collaboration, and geography — frame the strategic implications of the current patent landscape for teams deciding where to focus investment.
Growth stage: multi-year expansion with post-peak annual cadence
The field is classified as Growth: the recent three-year filing window sits 101% above the prior comparable window. Annual volume peaked in 2022 and has since eased, but this reflects a normalisation from a surge rather than a retreat — and publication lag further suppresses visible recent counts. Teams entering now face an active but not yet mature competitive environment.
Growth · 2022 peakTop five hold 26% of the hundred largest filers’ output — moderate, not dominant
The top five applicants account for 26% of the combined output of the hundred largest filers, indicating moderate concentration. The gap between the leader (45 patent families) and the fifth-ranked applicant (19 families) is bridgeable. Challengers with focused portfolios in under-served sub-domains can still establish defensible positions without needing to match the leader’s breadth.
Moderate concentrationUniversity–industry partnerships anchor the most active co-filing relationships
The University of Toronto and EleapPower are the most active co-filers, sharing 12 joint families. The University of Toronto and Havelaar Canada Industrial R&D Lab also co-filed 11 families. BorgWarner has two academic co-filing relationships: with Michigan State University (4 families) and the University of Michigan (2 families). These partnerships suggest that university technology transfer is a meaningful route into the field for non-OEM entrants.
Academic co-filingUS-centric filings; PCT and EPO pathways signal broader commercial intent
The United States leads jurisdiction coverage, followed by WIPO PCT and Europe (EPO) — tied for second — and India. China and Japan each show minimal representation in this corpus despite being major EV markets, which may indicate a gap in the dataset’s scope or reflect genuinely different filing strategies by the applicants captured here. Canada and the UK round out the main protection zones.
US-led, PCT expansionGo 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 |
|---|---|---|
| The Governing Council of the University of Toronto | EleapPower Ltd | 12 |
| The Governing Council of the University of Toronto | Havelaar Canada Industrial R&D Lab Ltd | 11 |
| BorgWarner Inc | Board of Trustees of Michigan State University | 4 |
| BorgWarner Inc | Regents of the University of Michigan | 2 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Ford accelerates while BorgWarner and GM enter as new momentum players
The top applicants differ meaningfully in their technology emphasis and filing trajectory. Ford concentrates on charging interface and grid integration; BorgWarner leans into power conversion hardware — a differentiated stance among the leaders.
Ford Global Technologies
Ford holds 45 patent families — the largest portfolio in scope — with primary focus on B60L (EV propulsion and charging interface) and H02J (power supply and grid systems). Its recent filing momentum is strongly positive at +142% versus the prior period, indicating that Ford is actively broadening its charging IP position rather than coasting on an established base.
families: 45BorgWarner
BorgWarner enters the ranking as a new entrant in momentum terms, with 21 patent families concentrated in B60L (EV propulsion) and H02M (power conversion hardware — AC/DC conversion). Its power electronics focus differentiates it from the OEM-led leaders and positions it as a supplier-tier challenger whose IP directly addresses charging system hardware design.
families: 21| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Ford Global Technologies LLC | 29 | ▲ +142% |
| The Governing Council of the University of Toronto | 4 | ▼ -64% |
| BorgWarner Inc | 19 | ▲ new entrant |
| GM Global Technology Operations LLC | 13 | ▲ new entrant |
| Zoox Inc | 7 | ▼ -42% |
| Kubota Corporation | 19 | ▲ new entrant |
| Georgia Tech Research Corporation | 4 | ▼ -64% |
| NOCO Company | 8 | ▲ new entrant |
Under-served branches adjacent to the dominant EV propulsion core
Several IPC classes appear at relatively low share within the EV fast charging corpus despite plausible technical relevance. These are observations of sparsity, not validated opportunities, but they may warrant closer review for teams seeking differentiated filing positions.
H02M · Power Conversion (AC/DC)
With 110 patent records and an 8% share, H02M is the third-largest class but remains well below the dominant B60L cluster. Power conversion hardware — including bidirectional AC/DC topologies, DC-DC converters, and high-frequency magnetics for fast charging — is technically critical and commercially relevant. A team with converter design expertise could build a focused position here without directly competing in the crowded propulsion management space.
Search this in Eureka →G06Q · Business & Commerce Data Processing
At 44 patent records and 3% share, G06Q covers charging network business logic, pricing algorithms, demand response contracting, and fleet billing systems. As commercial fast-charging networks scale, IP in pricing and settlement infrastructure becomes more strategically significant. The sparse coverage relative to the hardware-dominant corpus suggests this is an early-stage filing area where differentiated software and business-method approaches remain relatively uncrowded.
Search this in Eureka →How leaders differ across technology routes
Strength of each leader across the main technology routes.
| Player | B60L 53 · Electric vehicle propulsion | H02J 7 · Power supply & grid systems | B60L 58 · Electric vehicle propulsion | H02J 3 · Power supply & grid systems | B60L 11 · Electric vehicle propulsion |
|---|---|---|---|---|---|
| Ford Global Technologies LLC | Strong · 35 | Moderate · 17 | Moderate · 13 | Absent | Absent |
| The Governing Council of the University of Toronto | Strong · 17 | Strong · 17 | Moderate · 4 | Strong · 10 | Moderate · 7 |
| GM Global Technology Operations LLC | Strong · 18 | Strong · 13 | Moderate · 6 | Absent | Absent |
| EleapPower Ltd | Strong · 12 | Strong · 8 | Absent | Absent | Absent |
| Zoox Inc | Strong · 19 | Absent | Absent | Absent | Absent |
| EFACEC Electric Mobility | Absent | Strong · 10 | Absent | Absent | Strong · 9 |
| Havelaar Canada Industrial R&D Lab Ltd | Absent | Strong · 6 | Absent | Strong · 5 | Strong · 6 |
Frequently asked questions
The corpus contains 543 patent families. This is the base count from which applicant rankings, jurisdiction breakdowns, and technology composition are derived.
Ford Global Technologies leads with 45 patent families, ahead of the University of Toronto (26), EleapPower (23), BorgWarner (21), and Zoox (19).
The field is in a Growth stage. Recent three-year filing volume is 101% above the prior comparable window, confirming multi-year expansion. Annual volume peaked in 2022 and has since eased, but the most recent years are further understated by publication lag.
The United States leads with 295 patent records. WIPO PCT and Europe (EPO) are tied for second with 62 records each, followed by India also at 62. Canada and the United Kingdom are the next most common protection destinations.
B60L (Electric vehicle propulsion) dominates with 577 patent records, followed by H02J (Power supply and grid systems) at 282 and H02M (Power conversion) at 110. These three classes together represent the core technical focus of the field.
Yes. The most active co-filing relationship is between the University of Toronto and EleapPower, with 12 joint families. The University of Toronto and Havelaar Canada Industrial R&D Lab share 11 families. BorgWarner has co-filed with both Michigan State University (4 families) and the University of Michigan (2 families), reflecting a supplier-academia model.
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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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