https://www.patsnap.com/resources/blog/rd-blog/thermal-crop-canopy-sensing-patent-landscape-patent-landscape/ · Patsnap · data cut-off 2026-08-31 · downloaded from the live page
Patent Landscape · Agriculture & Crop Sensing
Thermal Crop Canopy Sensing Patents: Where Filing Concentrates and Where It Doesn't

A data-backed look at thermal crop canopy sensing patents: who leads irrigation-guidance filings, how thin the field still is, and where the technology composition leaves white space for new entrants.

12
Published Records
EP
Leading Jurisdiction
11
Active Filers Ranked
2018
Peak Filing Year

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Published byPatsnap Research··6 min readSourced from Patsnap Eureka
Field Overview

What thermal crop canopy sensing patents cover

Thermal crop canopy sensing patents describe methods and systems that infer crop water status, stress, or irrigation need from canopy temperature — typically captured by infrared or thermal-imaging sensors mounted on ground robots, irrigation infrastructure, or aerial platforms. The scope pulled here is narrow and precise: 12 published records classified under horticulture (A01G), radiation measurement (G01J), or computer vision (G06V), spanning 2015 through the 2026 data cut-off.

The core technical move in most of these filings is converting a canopy temperature reading into an actionable index — a simplified water-stress score, an irrigation trigger, or a growth-stage flag — rather than the sensor hardware itself. That framing matters for freedom-to-operate review: the contested ground is the temperature-to-decision logic, not the thermal camera.

Because publication lags filing by roughly 18 months, the 2025-2026 window in any trend chart understates real filing activity; treat the most recent one to two years as a floor, not a ceiling.

Filing activity and technology composition, thermal crop canopy sensing
  1. 1MANNA IRRIGATION LTD10
  2. 2Hebei Agricultural Mechanization Technology Extension Station1
  3. 3TANGSHAN LIJUN MACHINERY MFG CO LTD1
  4. 4HEBEI AGRICULTURAL UNIV.1
  5. 5Hebei Agricultural Machinery Appraisal Station1
  6. 6Hebei Tianye Water-Saving Irrigation Equipment Co., Ltd.1
  7. 7Guantao County Feixiang Machinery Equipment Manufacturing Co., Ltd.1
  8. 8BAODING DONGLI MASCH MFG CO LTD1
  9. 9JULI SLING STOCK CO LTD1
  10. 10ACADEMY OF PLANNING & DESIGNING OF THE MINIST OF AGRI1
Source: Patsnap Eureka. Assignee ranking and totals. Derived from a Patsnap search on Thermal Crop Canopy Sensing Patent Landscape covering 2015–2026, data cut-off 2026-08-31. Counts reflect published records only and shift as new filings publish.Run this in Eureka MCP

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The Numbers

Filing trend and technology composition

Two views of the same 12-record dataset: filing activity by year, and how those records distribute across IPC subclasses. Because a single record can carry more than one classification, the subclass shares below sum to well over 100% of the record total — that is expected and not a data error.

Filing trend, 2017-2026

Filing opens at zero in 2017, spikes to a peak of 9 records in 2018, and tapers to a single record by 2026 (a partial year). This shape points to a concentrated filing event rather than a steadily building field — most of the activity in scope traces to one period and one applicant.

Filing trend, 2017-20260358100201792018201920202021202220232024202512026Most recent year is partial — publication lag means later filings are not yet visible.

IPC subclass composition

A01G (horticulture and forestry) appears in 91.7% of the 12 records, confirming this is fundamentally a crop-management filing set. G06Q (business/data processing), B64U (drones) and G01N (material analysis) each sit near or under 17%, and A01B, A01C and B64C each appear in just one record — signalling narrow, largely unexplored adjacent claim space.

IPC subclass compositionA01G · Horticulture & forestry1191.7%G06Q · Business, commerce & admin dat…325.0%B64U · Unmanned aerial vehicles (dron…216.7%G01N · Material analysis & testing216.7%G05B · Control & regulating systems216.7%A01B · Soil working in agriculture18.3%A01C · Planting & sowing18.3%B64C · Aeroplanes & helicopters18.3%Other433.3%

Shares are the percentage of the 12 records in scope. A patent can carry several IPC classes, so the shares add up to more than 100%.

Source: Patsnap Eureka. Filing trend and technology composition. Derived from a Patsnap search on Thermal Crop Canopy Sensing Patent Landscape covering 2015–2026, data cut-off 2026-08-31. Counts reflect published records only and shift as new filings publish.

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Key Patents

The most-cited records in this field

Representative Filing
CN119880895A2025-04-25

CN119880895A — Greenhouse strawberry canopy water-stress detection method and system

河北农业大学

A patrol robot mounted with a thermal-infrared sensor moves along a fixed rail inside a greenhouse, capturing canopy thermal images across the full growing area rather than single spot readings. A simplified water-stress index is computed from canopy temperature and sent to a client system, aiming to replace point or localized temperature sampling with continuous, large-area capture.Filed by Hebei Agricultural University, dated 2025-04-25 — illustrates the shift from handheld spot sensors toward rail-mounted, continuous canopy capture inside controlled environments.

CN119880895A — patent drawing 1CN119880895A — patent drawing 2
View full filing
Most-cited records, thermal crop canopy sensing
#Publication no.Patent titleCitations
1US20200214231A1Methods and systems for irrigation guidance44
2WO2019008570A1Methods and systems for irrigation guidance25
3US11291172B2Methods and systems for irrigation guidance6
4AU2018297715A1Methods and systems for irrigation guidance2

Citation counts favour older records simply by virtue of being searchable longer; read them as a signal of influence within this corpus, not as a measure of current technical importance.

Publication numbers are shown where the record carries one (4 of 4 rows); clicking a row searches Eureka by that number.

Source: Patsnap Eureka. Citation counts and representative records. Derived from a Patsnap search on Thermal Crop Canopy Sensing Patent Landscape covering 2015–2026, data cut-off 2026-08-31. Counts reflect published records only and shift as new filings publish.Run this in Eureka MCP
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Landscape Signals

What the filing pattern tells a strategy team

Four figures from this dataset carry more weight than they might first appear to, because the field is small enough that each one materially changes where a new entrant should look.

Concentration at the top
10 of 12 records
held by the leading assignee

One applicant dominates the ranked field

The assignee ranking lists 11 companies, but the leader alone accounts for 10 records against a fifth-place and tenth-place count of just 1 each. Most of the irrigation-guidance citation activity in this corpus traces back to that same applicant's family.

Ranking is by record count, not family-adjusted share.
Peak filing year
9 records in 2018
single-year peak, 2017-2026

A spike, not a build-up

Filing went from zero in 2017 to nine in 2018, then fell away. That pattern is consistent with one applicant's filing programme landing in a short window rather than a technology attracting broad, sustained interest.

Most recent years are understated by publication lag.
Technology skew
91.7% in A01G
of the 12 records

Horticulture framing dominates, hardware framing doesn't

Almost every record sits in A01G (horticulture/forestry), while drone-mounted capture (B64U, 16.7%) and image-based computer vision (G06V is part of scope but not separately broken out here) remain thin. The claim space is built around agronomic decision logic, not the imaging platform.

Subclass shares sum above 100% because records carry multiple classes.
Geographic filing spread
3 EPO filings
vs. 2 each in India, US, China

Filing is split across small pockets, not centred on one office

Receiving offices show Europe (EPO) with 3, India and the United States with 2 each, and single filings in Austria, Australia and China. No single jurisdiction holds a majority of the filings in scope.

Counts reflect receiving office, not applicant nationality.
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Looking for what nobody has claimed yet?

Eureka can read the same corpus for gaps instead of for coverage: under-claimed branches adjacent to thermal crop canopy sensing patent landscape, with the prior art for and against each one.

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Source: Patsnap Eureka. Co-assignee relationships and derived observations. Derived from a Patsnap search on Thermal Crop Canopy Sensing Patent Landscape covering 2015–2026, data cut-off 2026-08-31. Counts reflect published records only and shift as new filings publish.Run this in Eureka MCP
Where To Go From Here

Turning this landscape into a filing decision

The dataset points to specific next questions rather than a single verdict. Each of these is a narrower research task than re-reading the whole corpus.

Check freedom-to-operate against the irrigation-guidance family

The most-cited records in this set all trace to one irrigation-guidance family. Any new filing on canopy-temperature-to-irrigation-decision logic should be checked against that family's claim scope before drafting.

Run a claim comparison in Eureka

Map the under-claimed drone and analytics adjacencies

B64U (drones) and G06Q (data processing) each sit under 20% of records despite being natural extensions of ground-based thermal sensing. That gap is where a differentiated claim is easier to defend.

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Track the Hebei-cluster filings as a group, not individually

Several single-filing entrants in this set share co-assignee links to the same regional agricultural-machinery institutes. Watching that cluster together surfaces coordinated filing activity that looking at any one applicant would miss.

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Source: Patsnap Eureka. Forward-looking reading of the same dataset. Derived from a Patsnap search on Thermal Crop Canopy Sensing Patent Landscape covering 2015–2026, data cut-off 2026-08-31. Counts reflect published records only and shift as new filings publish.Run this in Eureka MCP
FAQ

Common questions about thermal crop canopy sensing patents

Answers are grounded in the same dataset. Derived from a Patsnap search on Thermal Crop Canopy Sensing Patent Landscape covering 2015–2026, data cut-off 2026-08-31. Counts reflect published records only and shift as new filings publish.Run this in Eureka MCP

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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.