Smart Electricity Meters Patents: Top Companies & Trends 2026
- 51.4% concentration. The top five assignees hold 2,522 of 4,906 records in scope — filing here is dominated by a small group rather than spread evenly.
- Software claims now outweigh pure metrology. G06F digital-processing claims (21.9% of records) and H04W wireless claims (20.3%) both sit ahead of G01R electric-measurement claims (17.7%).
- Filing has cooled, not collapsed. Complete-year filings fell from 287 in 2021 to 233 in 2024, a 19% decline over that span, after peaking at 576 in 2018.
Filing growth compares 2021 (287 records) with 2024 (233) — a three-year span. 2024 is the most recent year we treat as complete: publication lags filing by roughly 18 months, so 2025 onwards are still filling in and any growth rate that ends there would understate the field. Top-5 share is the combined record count of the five largest assignees divided by all 4,906 records in scope (CR5), not by the ranked leaders only.
What this landscape covers
This dataset tracks 4,906 published records matching smart electricity meter terms — metrology chipsets, tamper detection, communication modules, firmware updates, accuracy class and lifetime drift — filed or published between 2015 and mid-2026. Records are drawn from title, abstract and claims text, so the set captures both dedicated metering hardware and the broader software and communications layers that now sit around it. Patent families, not raw document counts, are the fairer unit for judging real filing activity, because families neutralise repeat continuation filings and multi-jurisdiction duplicates.
Because publication lags filing by roughly 18 months, the most recent one to two years in any trend chart will always look thinner than they eventually turn out to be. Treat 2025 and 2026 figures as provisional floors, not a signal that activity has stopped.
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Filing trends and technology composition
Two views of the same 4,906 records: how filing volume has moved year over year, and how those records split across the eight IPC subclasses that appear most often.
Filing trend, 2017–2026
Filings ran near 500-576 a year from 2017 through the 2018 peak, then eased through the early 2020s; the -19% move from 287 filings in 2021 to 233 in 2024 is the clearest complete-year read available, and it describes a cooling pace rather than a reversal.
Technology composition by IPC subclass
G06F (digital data processing, 21.9%), H04W (wireless networks, 20.3%) and H04L (digital transmission, 18.7%) each cover a larger share of the 4,906 records than G01R (electric and magnetic measurement, 17.7%), the subclass most associated with core metrology. Because a single record can carry several IPC codes, these shares add to more than 100% of the record total — they describe overlap, not a partition.
Shares are the percentage of the 4,906 records in scope. A patent can carry several IPC classes, so the shares add up to more than 100%.
Go deeper on Smart Electricity Meters with Eureka
This page is one run against one query. Ask Eureka your own question about smart electricity meters and every answer comes back with the patent numbers behind it.
Try EurekaRepresentative filing and most-cited prior art
US20080180088A1 — Electronic tamper detection circuit for an electricity meter (Sensus Spectrum LLC, 2008-07-31)
An electronic meter tamper detection system and method for sensing the removal of an electricity meter from a meter socket and generating a tamper signal when such removal is detected. The tamper detection circuit includes a control unit having an energy storage device that is charged during normal operation of the electricity meter. When power is interrupted, the control unit applies a charging voltage to a voltage regulating device that can be charged only when the meter is installed within the socket, and senses the resulting condition to flag tampering.Abstract text as published; truncated in the underlying record.
| # | Publication no. | Patent title | Citations |
|---|---|---|---|
| 1 | US20130201316A1 | System and method for server based control | 1,722 |
| 2 | US7098794B2 | Deactivating a data tag for user privacy or tamper-evident packaging | 1,662 |
| 3 | US20060154642A1 | Medication & health, environmental, and security monitoring, alert, intervention, information and network sys… | 1,516 |
| 4 | US6453687B2 | Refrigeration monitor unit | 1,024 |
| 5 | US20010025349A1 | Retrofit monitoring device | 914 |
| 6 | US20070152829A1 | Reversibly deactivating a radio frequency identification data tag | 878 |
| 7 | US20050242950A1 | Activating a data tag by load or orientation or user control | 679 |
| 8 | US20200294401A1 | A Method and Apparatus for Collecting and Using Sensor Data from a Vehicle | 610 |
| 9 | US20060271695A1 | System for remote secured operation, monitoring and control of security and other types of events | 567 |
| 10 | US20130095459A1 | Health monitoring system | 536 |
Citation counts favour older filings simply because they have had more time to accumulate references inside this corpus — read them as a signal of influence on later filings, not as a ranking of current technical importance.
Each row carries its publication number; clicking a row searches Eureka by that number.
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Browse MCP servers →What the numbers mean for filing strategy
Three read-outs from the concentration, composition and citation data that matter for where to file next and who to watch.
Filing is concentrated, but not closed
The top five assignees account for 2,522 of the 4,906 records in scope, and the top ten add up to 56.7%. That leaves close to half the field held by a long tail of single- or few-filing entrants — meaningful headroom exists outside the leading names, particularly in the software and grid-integration layers rather than core metrology hardware.
Software claims have overtaken core metrology
G06F digital-processing claims now cover a larger share of the 4,906 records than G01R electric-measurement claims, and H04W wireless-network claims sit close behind. That shift signals where claim space is filling fastest: the data path and communications layer around the meter, not the measurement element itself.
A cooling pace, not a stalled field
Filing peaked at 576 in 2018 and has eased since; the only growth figure that can be trusted end-to-end is the -19% move from 2021 to 2024, since 2025 and 2026 are still filling in under an 18-month publication lag. Read the recent dip as a slower build rather than exit from the space.
The most-cited art predates the smart-meter wave
The most heavily cited records in this corpus, including server-based control and tamper-evident packaging filings, originate from well before the current wave of smart-meter activity. Their citation counts reflect age and corpus overlap as much as ongoing relevance, so they are better used to trace lineage than to judge which claims matter today.
Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to smart electricity meters, with the prior art for and against each one.
Who is filing, and where the field is still open
A small group of assignees hold roughly half of all records, but recent-year momentum shows even the leaders pulling back, and several under-claimed sub-areas sit outside the crowded core.
One filer sets the scale for the rest of the field
The leading assignee's record count is roughly 25 times the tenth-place figure of 45, which tells you the distribution is not a gentle slope — it drops sharply after the first handful of names. Benchmarking against the leader alone will overstate how crowded most sub-areas actually are.
Even the leaders are filing less in the latest year
Recent-year momentum data shows double-digit percentage declines at several of the most active assignees, with some recording zero filings in the latest tracked year. Given the 18-month publication lag, part of this is reporting delay rather than a real stop in R&D, but the direction is consistent across multiple leading names.
Filing is US-weighted, with Europe a strong second
Receiving-office counts put the United States well ahead of the European Patent Office, with China, WIPO/PCT, India and Germany trailing at meaningfully lower volumes. A filer targeting global coverage in this space is choosing among a small set of offices that already carry most of the activity, rather than a wide field of comparable venues.
| Assignee | Recent year | YoY |
|---|---|---|
| Huawei Technologies Co., Ltd. | 15 | -72% |
| May Patents Ltd. | 2 | -86% |
| Landis+Gyr Technology Co., Ltd. | 2 | -78% |
| Telefonaktiebolaget LM Ericsson | 1 | — |
| Samsung Electronics Co., Ltd. | 0 | -100% |
| Itron, Inc. | 0 | -100% |
| Kamstrup A/S | 0 | — |
| Landis+Gyr AG | 0 | -100% |
Where to take this next
The dataset points to a field that is consolidating at the top while leaving room in the software and integration layers. These are natural next steps for a team that needs to act on it rather than just read about it.
Map claim scope in the under-claimed branches
Firmware-update integrity, drift compensation and retrofit tamper-evidence sit outside the densest claim clusters. A focused search inside those branches will show whether the white space is genuinely open or simply under-indexed.
Explore white space in EurekaTrack momentum at the leading assignees
Several leading filers show sharp year-on-year declines, but that may reflect publication lag rather than a real pullback. Watching their filing behaviour over the next 18 months will clarify which is true.
Set up assignee tracking in EurekaCheck freedom-to-operate against the most-cited prior art
The most heavily cited records in this set predate the current smart-meter wave and may still constrain tamper-detection and monitoring designs. A targeted validity and scope review is worth doing before committing to a design.
Run an FTO check in EurekaCommon questions about smart electricity meter patents
Filing in this space is concentrated: the top five assignees account for 51.4% of the 4,906 records in scope, with the leading assignee alone holding 1,649 records. That said, more than 40% of the field sits outside the top ten, held by a long tail of companies with smaller filing counts. Anyone assessing competitive position should look at both the leader board and that long tail, since the latter often signals where newer entrants are staking claims.
Filing peaked at 576 records in 2018 and has since eased; the most reliable complete-year comparison shows a decline from 287 filings in 2021 to 233 in 2024, a drop of 19%. Because publication lags filing by roughly 18 months, the 2025 and 2026 figures in any trend chart understate true activity and should not be read as proof the field has stalled. The honest read is a cooling pace off an earlier peak, not an exit from the technology.
Software and communications claims now outweigh pure metrology hardware claims. G06F (digital data processing) covers 21.9% of the 4,906 records, H04W (wireless networks) 20.3%, and H04L (digital transmission) 18.7%, all ahead of G01R (electric and magnetic measurement) at 17.7%. Since a record can carry multiple IPC codes, these categories overlap rather than partition the field, which itself reflects how tightly integrated the data and measurement layers have become in modern meter design.
US20080180088A1, assigned to Sensus Spectrum LLC, claims an electronic tamper detection circuit that senses removal of a meter from its socket using an energy storage device charged during normal operation and a voltage regulating device that only charges while the meter is installed. It is a specific circuit-level mechanism for detecting socket removal, not a broad claim over tamper detection generally. Designs using different sensing mechanisms — accelerometer-based, optical, or software-side anomaly detection — are less likely to fall within its scope, but a claim-by-claim comparison is still the safer path before committing to a socket-removal detection design.
The composition data points to firmware-update integrity, lifetime drift compensation, and meter-to-cloud protocol interoperability as comparatively thin relative to the dense clusters around wireless communication and digital data processing. These are adjacent to crowded claim territory rather than distant from it, which is usually where a first-mover claim has the best combination of relevance and lower prior-art density. Confirming that with a dedicated search is still necessary, since thin coverage in a high-level IPC view can hide dense claim language underneath.
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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.
Nothing on this page constitutes an exhaustive prior-art, novelty, freedom-to-operate, or validity search, nor does it constitute legal, financial, investment, or professional advice, and it should not be relied upon as such. Any patent, commercial, or strategic decision should be verified independently and reviewed with qualified patent, legal, and domain professionals. Patsnap makes no warranties, express or implied, as to the accuracy, completeness, or fitness for any particular purpose of the information presented.
Machine translation. Assignee and organisation names originally recorded in Chinese, Japanese or Korean have been rendered into English by an AI translation step so that the tables stay readable. These renderings are best-effort and may not match a company’s registered English name; the original name is what the underlying patent record carries, and it is what any Eureka query launched from this page uses.