Medical Micro-Robot Patent Landscape 2026
Medical Micro-Robot Patent Landscape in 2026
Activity in medical micro-robotics is concentrated among a small cluster of Korean research institutes, a French academic consortium, and a handful of specialist firms — with the Industrial Foundation of Chonnam National University holding the top position. The field has reached a plateau stage, with annual volume steady at a mature level rather than climbing, making differentiation through adjacent technical routes increasingly important.
Korean institutions and French academic partners dominate a fragmented but concentrated field
The Industrial Foundation of Chonnam National University leads the applicant ranking, followed closely by the Korea Institute of Medical Microrobotics, Seiko Epson Corporation, and the Daegu Gyeongbuk Institute of Science and Technology — four entities that together account for a significant portion of the top-tier activity.
The top five filers hold 23% of the combined patent records among the hundred largest filers, indicating moderate-to-high concentration at the summit but a long tail of single-patent contributors, many of them universities and research foundations.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Industrial Foundation of Chonnam National University | 19 | |
| 2 | Korea Institute of Medical Microrobotics | 18 | |
| 3 | Seiko Epson Corporation | 17 | |
| 4 | Daegu Gyeongbuk Institute of Science and Technology | 16 | |
| 5 | Hanyang University Industry-University Cooperation Foundation | 15 | |
| 6 | Centre National de la Recherche Scientifique (CNRS) | 15 | |
| 7 | Mekonos Ltd | 14 | |
| 8 | ECOLE NAT SUPERIEURE DE MECANIQUE & DES MICROTECHN | 13 | |
| 9 | Robeaute | 13 | |
| 10 | KOREA INST OF SCI & TECH | 12 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | L’Oreal SA | 12 | |
| 12 | Zhejiang University | 9 | |
| 13 | Universite de Franche-Comte Besancon | 9 | |
| 14 | Purdue Research Foundation | 8 | |
| 15 | City University of Hong Kong | 8 | |
| 16 | KOREA UNIV RES & BUSINESS FOUND | 7 | |
| 17 | Kohyoung Technology | 7 | |
| 18 | Beijing Institute of Technology | 6 | |
| 19 | The Boeing Company | 6 | |
| 20 | Universite de Franche-Comte | 6 |
The dominance of publicly funded Korean institutes and French CNRS-led consortia signals that this field remains largely research-driven rather than commercially consolidated, leaving room for industry entrants who can translate academic inventions into protectable product-level claims.
Data for the most recent 18–24 months is subject to publication lag and should be treated as an undercount of actual filing activity during that window. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Filing volume has plateaued; manipulator and surgical-diagnosis classes dominate the technology mix
The annual trend chart and the IPC class breakdown together show a mature field with a stable output and a technology composition heavily skewed toward robot mechanics and surgical applications.
Annual filing trend
Filings peaked at 33 records in 2017, then settled into a variable but broadly flat range through 2020–2025. The 2026 bar reflects only early-published filings and will grow substantially as the publication backlog clears; it should not be read as a real-year decline.
↗ Hover for values · click a bar to ask EurekaTechnology composition
B25J (Manipulators & robots) dominates with 314 records, followed by A61B (Diagnosis & surgery) at 86 — confirming that the corpus is anchored in robotic mechanisms for clinical use. G05D (Control of non-electric variables), B62D (locomotion), and B81B (MEMS) form a secondary tier, each with materially fewer records, pointing to under-served control and micro-fabrication sub-domains.
↗ 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.
Method of and apparatus for guiding microrobot
A method of and an apparatus for guiding a microrobot without the necessity of an operator is disclosed. The operation area for the microrobot can easily be enlarged, contracted or changed. Sensors of the microrobot are used to cause the microrobot to react to light, magnetism or sound through an arbitrary passage formed on a surface of a light… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Treating instrument | 1,574 |
| 2 | Motion scaling tele-operating system with force fe… | 604 |
| 3 | System, method and apparatus for implementing a mo… | 418 |
| 4 | System, methods and apparatus for managing externa… | 410 |
| 5 | System, method and apparatus for automated collect… | 384 |
| 6 | Methods and apparatus for multi robotic system inv… | 362 |
| 7 | System, methods and apparatus for coordination of … | 330 |
| 8 | System, methods and apparatus for integrating beha… | 307 |
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 dimensions — maturity, concentration, collaboration, and geography — frame the strategic options available to new and existing participants in this space.
Field is at plateau: mechanistic innovation is well-covered, system-level differentiation is the remaining lever
The lifecycle stage is Maturity, with annual filings having plateaued near their 2017 peak. Core manipulator and surgical-robot claims are densely filed. Differentiation now requires moving into adjacent control, actuation, or micro-fabrication sub-classes that remain comparatively sparse. Incremental improvements to B25J-type claims face a crowded prior-art landscape.
Lifecycle: MaturityTop five hold 23% of the largest-filer pool — competitive but not monopolised
The top five applicants account for 23% of patent records among the hundred largest filers, a level that is concentrated enough to signal established incumbents but not so dominant as to foreclose new entrants. The long tail of single-filing universities suggests many inventions remain unlicensed and potentially available for collaborative development or licensing-in.
Moderate concentrationFrench CNRS consortium is the most active co-filing network in this corpus
The Centre National de la Recherche Scientifique (CNRS) anchors the strongest co-filing relationships, filing jointly with the Ecole Nationale Superieure de Mecanique et des Microtechniques (11 co-filings), the Universite de Franche-Comte Besancon (7 co-filings), and the Universite de Franche-Comte (6 co-filings). Daegu Gyeongbuk Institute of Science and Technology co-filed with Seoul National University Hospital on 3 occasions. Industry partners seeking access to frontier micro-actuation IP would find the CNRS network the most productive starting point for collaboration.
CNRS-led networkUS leads filings; South Korea and China are close behind, forming the core three-market battleground
The United States leads with 81 patent records, followed by South Korea at 72 and China at 63. EPO and PCT filings at 39 and 37 respectively indicate that the leading applicants are pursuing multi-jurisdictional protection, particularly for surgical and manipulation inventions. Germany and Japan each carry 18 records, reflecting the presence of precision-engineering incumbents such as Seiko Epson. Entrants should prioritise US, Korean, and Chinese filings to map freedom-to-operate risks accurately.
US · KR · CN coreGo 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 |
|---|---|---|
| Centre National de la Recherche Scientifique (CNRS) | Ecole Nationale Superieure de Mecanique et des Microtechniques | 11 |
| Centre National de la Recherche Scientifique (CNRS) | Universite de Franche-Comte Besancon | 7 |
| Centre National de la Recherche Scientifique (CNRS) | Universite de Franche-Comte | 6 |
| Daegu Gyeongbuk Institute of Science and Technology | Seoul National University Hospital | 3 |
| Centre National de la Recherche Scientifique (CNRS) | Board of Regents, University of Michigan | 2 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Chonnam and DGIST lead on manipulator mechanics; Hanyang pivots to surgical guidance
The top-ranked filers split between general robotic-manipulator claims and surgical-specific applications, with a French academic consortium occupying a distinct actuation-focused niche.
Industrial Foundation of Chonnam National University
Chonnam leads the corpus with 19 patent records, concentrated in B25J manipulator sub-classes and A61B surgical diagnosis. Its technology profile covers both general robot mechanics (B25J 7, B25J 19) and surgical tooling (A61B 17), indicating a dual-track strategy spanning platform robotics and clinical application. Momentum data for this entity is not separately listed in the recent-entrant analysis, consistent with an established rather than newly accelerating filer.
families: 19Hanyang University Industry-University Cooperation Foundation
Hanyang holds 15 patent records with a technology focus distinctly skewed toward surgical guidance — A61B 34 (surgical navigation, 13 records) is its top sub-class, followed by B25J 7 and A61B 17. This positions Hanyang as the most surgery-specific major filer in the corpus, differentiating it from the broader manipulator platforms held by Chonnam and DGIST. No recent-entrant momentum flag applies, indicating a steady established trajectory.
families: 15| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Mekonos Ltd | 2 | ▲ new entrant |
| Robeaute | 6 | ▲ new entrant |
| Centre National de la Recherche Scientifique (CNRS) | 3 | ▲ new entrant |
| L’Oreal SA | 6 | ▲ new entrant |
MEMS micro-fabrication and body-fluid delivery devices are under-served relative to the core robotics classes
Several IPC branches adjacent to the dominant B25J and A61B classes carry materially fewer records than their technical relevance to micro-robotics would suggest, pointing to potentially under-served areas worth monitoring.
B81B · Microstructural devices (MEMS)
With only 33 patent records and a 4% share of the technology composition, MEMS micro-fabrication is sparsely covered relative to its foundational role in building sub-millimetre robotic structures. Mekonos Ltd is the most visible filer here, with B81B 7 as a top sub-class. An entrant with MEMS fabrication process IP could carve a defensible position in actuator and structural component claims that the dominant manipulator filers have not pursued in depth. The realistic entry path runs through MEMS foundry partnerships combined with medical-device regulatory expertise.
Search this in Eureka →A61M · Devices for body fluids
A61M carries only 24 patent records (3% share), despite drug-delivery and fluid-management micro-robots representing a clinically significant application class. The sparse coverage relative to the surgical-diagnosis cluster (A61B at 86 records) suggests that targeted intra-body fluid delivery via micro-robots is an area where new claims could be established without immediately conflicting with the densely filed A61B or B25J prior art. Entry would require combining micro-robot locomotion expertise with drug-delivery device regulatory knowledge.
Search this in Eureka →How leading applicants differ across technology routes
Strength of each leader across the main technology routes.
| Player | B25J 7 · Manipulators & robots | B25J 9 · Manipulators & robots | A61B 34 · Diagnosis & surgery | G05D 1 · Control of non-electric variables | B25J 19 · Manipulators & robots |
|---|---|---|---|---|---|
| Industrial Foundation of Chonnam National University | Strong · 19 | Moderate · 4 | Moderate · 4 | Absent | Strong · 14 |
| Hanyang University Industry-University Cooperation Foundation | Strong · 12 | Moderate · 5 | Strong · 13 | Absent | Absent |
| Korea Institute of Medical Microrobotics | Strong · 7 | Strong · 11 | Strong · 8 | Absent | Emerging · 2 |
| Robeaute | Strong · 13 | Absent | Strong · 13 | Absent | Absent |
| Daegu Gyeongbuk Institute of Science and Technology | Strong · 16 | Absent | Moderate · 5 | Absent | Emerging · 2 |
| Seiko Epson Corporation | Absent | Strong · 5 | Absent | Strong · 7 | Strong · 5 |
Frequently asked questions
The corpus covers 176 patent families. The applicant ranking and jurisdiction counts are measured at the patent-record level, which can exceed the family total because a single family may be filed in multiple offices or carry multiple IPC classes.
The Industrial Foundation of Chonnam National University leads with 19 patent records, followed by the Korea Institute of Medical Microrobotics at 18 and Seiko Epson Corporation at 17.
The field has reached a maturity stage. Annual filings peaked at 33 records in 2017 and have since plateaued. The most recent one-to-two years of data are subject to publication lag and will increase as filings are published, so any apparent recent dip should not be interpreted as a real decline.
The United States leads with 81 patent records, followed by South Korea at 72 and China at 63. EPO and PCT filings add 39 and 37 records respectively, confirming that the major filers are pursuing broad multi-jurisdictional protection.
The Centre National de la Recherche Scientifique (CNRS) is the most active co-filer, with 11 co-filed records alongside the Ecole Nationale Superieure de Mecanique et des Microtechniques, 7 with the Universite de Franche-Comte Besancon, and 6 with the Universite de Franche-Comte. Daegu Gyeongbuk Institute of Science and Technology co-filed with Seoul National University Hospital on 3 occasions.
Based on the technology composition data, B81B (MEMS microstructural devices) at 33 records and A61M (devices for body fluids) at 24 records are comparatively sparse relative to the dominant B25J and A61B classes. These branches have plausible technical relevance to micro-robotics but have attracted materially fewer filings, making them adjacent areas worth monitoring for potential positioning.
Ready to map your own medical micro-robot patent landscape?
Join 18,000+ innovators using PatSnap Eureka to map any technology landscape: search 2B+ patents and papers, surface key assignees, and generate a report like this in minutes.
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.