Battery Swapping System Patent Landscape 2026
Battery Swapping System Patent Landscape in 2026
Battery swapping systems represent a highly concentrated, China-centric field in the Growth stage, with Aulton New Energy holding a commanding lead among 3,368 patent families. The field is still expanding on a multi-year basis, with recent-window growth of 80%, though annual volume has eased from its 2023 peak.
Aulton dominates a heavily concentrated field led by Chinese specialists
Aulton New Energy Automobile Technology Co Ltd sits atop the
The top five filers account for 45% of the combined total across the hundred largest filers, reflecting a pronounced concentration among a small group of dedicated battery-swapping specialists rather than broad industry participation. A notable tier gap separates Aulton from all challengers.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Aulton New Energy Automobile Technology Co Ltd | 718 | |
| 2 | Zhejiang Geely Holding Group Co Ltd | 175 | |
| 3 | Shanghai Dianba New Energy Technology Co Ltd | 170 | |
| 4 | Blue Park Smart Energy (Beijing) Tech Co Ltd | 143 | |
| 5 | Zhejiang Jizhi New Energy Automobile Tech Co Ltd | 125 | |
| 6 | NIO Tech Anhui Co Ltd | 92 | |
| 7 | Contemporary Amperex Technology Co Ltd | 91 | |
| 8 | LG Energy Solution Ltd | 80 | |
| 9 | Beijing Shengneng Energy Technology Co Ltd | 73 | |
| 10 | Wuhan NIO Energy Equipment Co Ltd | 70 |
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 11 | Contemporary Amperex Technology (Hong Kong) Limited | 60 | |
| 12 | NIO Anhui Holding Co Ltd | 55 | |
| 13 | Bozhon Precision Industry Technology Co Ltd | 53 | |
| 14 | Contemporary Amperex Energy Service Technology Ltd | 47 | |
| 15 | Sany Lithium Energy Co Ltd | 45 | |
| 16 | Shanghai Enneagon Energy Technology Co Ltd | 42 | |
| 17 | Anyixing (Changzhou) New Energy Technology Co Ltd | 39 | |
| 18 | SANDVIK MINING & CONSTR OY | 38 | |
| 19 | Shanghai Jiehuan Intelligent Technology Co Ltd | 29 | |
| 20 | GCL Electric Port Cloud Technology (Hainan) Co Ltd | 27 |
Aulton’s scale implies deep prior art across the core mechanical, station-management, and charging sub-systems, making design-around strategies essential for new entrants. The next tier — Geely, Shanghai Dianba, Blue Park Smart Energy, and Zhejiang Jizhi — has accumulated portfolios in the 125–175 family range, suggesting meaningful but secondary coverage.
Filings from approximately 2024 onward are likely undercounted due to standard patent publication lag; apparent softening in those years should not be read as a real market contraction. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Sustained multi-year growth concentrated in vehicle propulsion and station-servicing classes
The annual filing trend captures the field’s rapid expansion since 2017, while the technology composition chart reveals where patent activity clusters and which adjacent classes remain comparatively sparse.
Annual filing trend
Filed families grew sharply from 43 in 2017 to a peak of 797 in 2023, representing a roughly eighteen-fold increase over six years. The apparent drop in 2024 and 2025 reflects publication lag rather than a genuine market retreat; the recent three-year window sits 80% above the prior three-year window, confirming that the field is still in a Growth phase overall.
↗ Hover for values · click a bar to ask EurekaTechnology composition
Class B60L (Electric vehicle propulsion) dominates with 3,409 patent records, followed by B60S (Servicing and cleaning vehicles) at 1,207 — together accounting for the bulk of activity and confirming that mechanical swapping mechanics and station operations are the primary innovation focus. Battery chemistry (H01M, 377 records), grid integration (H02J, 343 records), and business-process software (G06Q, 209 records) are meaningfully smaller, flagging them as relatively under-served branches adjacent 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.
Battery swapping management system and method for …
The disclosure relates to a battery swapping vehicle management system and method for a battery swap station. The battery swapping vehicle management system comprises a battery swap station self-checking unit, a parking assistance unit, a battery swap service unit, and a departure assistance unit. The battery swap station self-checking unit is configured to… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Comprehensive engineering / operation system for e… | 124 |
| 2 | Electric automobile energy monitoring and swapping… | 115 |
| 3 | Unmanned aerial vehicle battery swapping system | 115 |
| 4 | System and method for improved electric cars and/o… | 115 |
| 5 | System and method for improved electric cars and/o… | 83 |
| 6 | Swappable battery system | 77 |
| 7 | Control of complex parking maneuvers and autonomou… | 72 |
| 8 | Battery swapping system and techniques | 72 |
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
Four structural dimensions — maturity, concentration, collaboration, and geography — together define the strategic risk and opportunity profile for teams entering or expanding in battery swapping.
Growth stage, easing from 2023 peak
The lifecycle evidence places the field firmly in Growth: the recent three-year filing window is 80% above the prior three-year window. Annual volume peaked in 2023 at 797 families and has eased since, though publication lag overstates the apparent decline in 2024–2025. Teams entering now face an active but not yet saturating landscape.
GrowthSingle dominant filer, small challenger tier
Aulton’s 718 patent families give it a portfolio more than four times the size of any single challenger, creating significant freedom-to-operate risk for new entrants in core swapping mechanics. The second tier (Geely at 175, Dianba at 170, Blue Park at 143, Jizhi at 125) provides alternative licensing or partnership targets but covers narrower sub-domains. Design-around analysis against Aulton’s B60L53 and B60S5 filings should be a prerequisite for any new market entry.
High concentrationTight bilateral partnerships within Chinese ecosystems
The most active co-filing pair is Aulton New Energy (Aodong) and Shanghai Dianba New Energy Technology, with 140 joint families — a relationship that reinforces Aulton’s dominance through a key station-equipment supplier. Zhejiang Geely Holding Group collaborates extensively with its affiliate Zhejiang Jizhi New Energy Automobile Technology (132 joint families) and also with Zhejiang Farizon, Yangguang Mingdao Energy Technology, and Chongqing Livan Automobile R&D Institute. Cross-group collaboration outside these clusters is limited, suggesting ecosystem lock-in rather than open-standard development.
Closed ecosystemsChina overwhelmingly dominant; international protection thin
China accounts for 2,647 of all patent records filed across jurisdictions, dwarfing EPO (227 records), the United States (197 records), and WIPO PCT (115 records). India at 76 records is the only non-Western market with notable activity. This skew means that most portfolio holders have thin or no protection outside China, leaving international markets comparatively open for non-Chinese applicants able to meet local regulatory requirements.
China-centricGo 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 |
|---|---|---|
| Aulton New Energy Automobile Technology Co Ltd | Shanghai Dianba New Energy Technology Co Ltd | 140 |
| Zhejiang Geely Holding Group Co Ltd | Zhejiang Jizhi New Energy Automobile Tech Co Ltd | 132 |
| Shanghai Dianba New Energy Technology Co Ltd | Shanghai Urban Construction Tunnel Equipment Technology Development Co Ltd | 20 |
| Zhejiang Geely Holding Group Co Ltd | Zhejiang Farizon New Energy Commercial Vehicles Group Co Ltd | 17 |
| Blue Park Smart Energy (Beijing) Tech Co Ltd | Beijing Electric Vehicle Co Ltd | 17 |
| Zhejiang Geely Holding Group Co Ltd | Yangguang Mingdao Energy Technology Co Ltd | 10 |
| Zhejiang Geely Holding Group Co Ltd | EasyConnect Technology Co Ltd | 8 |
| Zhejiang Jizhi New Energy Automobile Tech Co Ltd | EasyConnect Technology Co Ltd | 8 |
| Zhejiang Geely Holding Group Co Ltd | Zhejiang Farizon Commercial Vehicles Research & Development Co Ltd | 7 |
| Zhejiang Geely Holding Group Co Ltd | Chongqing Livan Automobile R&D Institute Co Ltd | 5 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Aulton leads by a wide margin; NIO and CATL show the fastest momentum
The top applicants are almost exclusively Chinese specialists or EV-adjacent conglomerates, with technology emphasis converging on B60L53 (EV propulsion / swapping mechanics) across all leaders. Trajectory diverges sharply, with some incumbents plateauing and newer entrants accelerating.
Aulton New Energy Automobile Technology Co Ltd
Aulton holds 718 patent families, anchored in B60L53 (EV swapping mechanics, 714 records), B60S5 (station servicing, 234 records), and H02J7 (charging systems, 42 records). Its recent filing trend shows a 30% decline vs the prior period, suggesting a portfolio that may be maturing or consolidating rather than accelerating. Its co-filing relationship with Shanghai Dianba further extends its effective coverage.
families: 718NIO Tech Anhui Co Ltd
NIO Tech Anhui holds 92 patent families with a momentum trend of 3.2× vs the prior three-year period — the strongest sustained growth rate among established filers. Its technology emphasis mirrors the field (B60L53 at 126 records, B60S5 at 30 records, H01M10 at 15 records), and the affiliated entity Wuhan NIO Energy Co Ltd adds further coverage. CATL (Contemporary Amperex Technology Co Ltd), with 91 patent families and a +187% recent trend, is the other high-momentum challenger, bringing battery-cell expertise (B60L58, B60S5) into the swapping stack.
families: 92| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Aulton New Energy Automobile Technology Co Ltd | 288 | ▼ -30% |
| Zhejiang Geely Holding Group Co Ltd | 76 | ▼ -8% |
| Shanghai Dianba New Energy Technology Co Ltd | 123 | ▲ 3.6× vs prior 3-yr |
| Blue Park Smart Energy (Beijing) Tech Co Ltd | 71 | ▬ -1% |
| NIO Tech Anhui Co Ltd | 102 | ▲ 3.2× vs prior 3-yr |
| Zhejiang Jizhi New Energy Automobile Tech Co Ltd | 48 | ▼ -30% |
| Contemporary Amperex Technology Co Ltd | 86 | ▲ +187% |
| LG Energy Solution Ltd | 67 | ▲ new entrant |
Under-served branches adjacent to the dominant swapping core
Against the dominant B60L and B60S activity, several IPC branches remain comparatively sparse despite plausible technical relevance to next-generation swapping infrastructure. These observations reflect relative patent sparsity and should be evaluated alongside market and regulatory context before committing R&D resources.
H02J · Power supply and grid integration
H02J covers grid-side power management, V2G, and smart charging protocols — functions critical to making swapping stations economically viable at scale. With 343 patent records against 3,409 in B60L, coverage is thin relative to the mechanical swapping core. Applicants with grid-integration expertise (utilities, power electronics firms) face a comparatively open field here, and the branch is directly adjacent to the station hardware already covered by leading filers. Entry paths include grid-balancing algorithms, peak-shaving firmware, and V2G communication stacks.
Search this in Eureka →G06Q · Business process and commerce software
G06Q captures billing, scheduling, fleet-management platforms, and marketplace models for battery-as-a-service — a layer increasingly important as operators monetize swap data and offer subscription models. At 209 patent records it is among the sparser mid-tier branches. Software-native entrants and mobility platform companies may find relatively fewer blocking patents here compared to the mechanical stack, though any claims must be structured to meet patentability requirements for software-implemented inventions across target jurisdictions.
Search this in Eureka →How leading applicants differ across technology sub-routes
Strength of each leader across the main technology routes.
| Player | B60L 53 · Electric vehicle propulsion | B60S 5 · Servicing & cleaning vehicles | H02J 7 · Power supply & grid systems | B60L 58 · Electric vehicle propulsion | H01M 10 · Batteries, cells & fuel cells |
|---|---|---|---|---|---|
| Aulton New Energy Automobile Technology Co Ltd | Strong · 714 | Moderate · 234 | Emerging · 42 | Emerging · 20 | Emerging · 29 |
| Shanghai Dianba New Energy Technology Co Ltd | Strong · 169 | Moderate · 82 | Absent | Absent | Emerging · 7 |
| Zhejiang Geely Holding Group Co Ltd | Strong · 175 | Moderate · 47 | Emerging · 7 | Emerging · 11 | Emerging · 14 |
| Contemporary Amperex Technology Co Ltd | Strong · 127 | Moderate · 61 | Emerging · 9 | Emerging · 13 | Emerging · 11 |
| Blue Park Smart Energy (Beijing) Tech Co Ltd | Strong · 141 | Moderate · 53 | Emerging · 7 | Absent | Emerging · 10 |
| NIO Tech Anhui Co Ltd | Strong · 126 | Moderate · 30 | Emerging · 12 | Emerging · 13 | Emerging · 15 |
| Zhejiang Jizhi New Energy Automobile Tech Co Ltd | Strong · 132 | Moderate · 36 | Emerging · 5 | Emerging · 5 | Emerging · 13 |
Frequently asked questions
The corpus covers 3,368 patent families in scope globally. Activity is concentrated in China, which accounts for the large majority of filings, with meaningful but much smaller positions in Europe, the United States, and WIPO PCT.
Aulton New Energy Automobile Technology Co Ltd leads with 718 patent families — more than four times the nearest challenger. Zhejiang Geely Holding Group (175 families) and Shanghai Dianba New Energy Technology Co Ltd (170 families) are the next largest filers.
The field is in a Growth lifecycle stage. Recent three-year filings are 80% above the prior three-year window. Annual volume peaked at 797 families in 2023; apparent softening in 2024–2025 is substantially attributable to patent publication lag rather than a genuine slowdown.
B60L (Electric vehicle propulsion) dominates with 3,409 patent records, followed by B60S (Servicing and cleaning vehicles) at 1,207. Adjacent branches such as H01M (battery chemistry, 377 records), H02J (power supply and grid systems, 343 records), and G06Q (business-process software, 209 records) are comparatively sparse relative to the mechanical swapping core.
NIO Tech Anhui Co Ltd shows a 3.2× increase versus the prior three-year period, Shanghai Dianba New Energy Technology Co Ltd shows 3.6× growth, and Contemporary Amperex Technology Co Ltd (CATL) shows a +187% trend. LG Energy Solution is recorded as a new entrant in the recent window. By contrast, Aulton and Zhejiang Jizhi each show a -30% trend, suggesting portfolio consolidation by the incumbent leaders.
Collaboration is strong but clustered within discrete corporate groups. The most active co-filing pair is Aulton New Energy and Shanghai Dianba (140 joint families), reflecting a deep station-hardware partnership. Zhejiang Geely and Zhejiang Jizhi New Energy Automobile Technology co-filed 132 families. Cross-group collaboration outside these clusters is limited, pointing to closed ecosystem dynamics rather than open-standard development.
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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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