Robotic Quality Inspection Patent Landscape 2026
The robotic quality inspection patent corpus is moderately concentrated, with Applied Materials Inc holding the largest single position and the top five filers commanding a substantial share of the hundred largest filers’ combined output. Activity peaked in 2020 and has eased since, placing the field in a post-peak stage where selective entry into adjacent technical branches remains feasible.
Applied Materials leads a moderately concentrated field
Applied Materials Inc holds the top-ranked position with 9 patent records, followed by Variation Reduction Solutions (6 records) and ABB Res Ltd (5 records), establishing a clear first tier separated from the broader mid-tier.
The top five filers account for 44% of the hundred largest filers’ combined total, indicating meaningful but not extreme concentration — enough room for challengers to build positions in adjacent branches without directly contesting the leaders’ core claims.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Applied Materials Inc | 9 | |
| 2 | Variation Reduction Solutions | 6 | |
| 3 | ABB Research Ltd | 5 | |
| 4 | ABB (Switzerland) AG | 4 | |
| 5 | Machina Labs Inc | 3 | |
| 6 | Nanyang Technological University | 2 | |
| 7 | SCHAEFFLER TECHNOLOGIES AG & CO KG | 2 | |
| 8 | Shanghai Evertec Robot Technology Co Ltd | 2 | |
| 9 | Hitachi Ltd | 2 | |
| 10 | Hyundai Motor Co Ltd | 2 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | Fujian Deteng Intelligent Technology Co Ltd | 2 | |
| 12 | GDH Fuhua Digital Automation | 1 | |
| 13 | Xiamen University of Technology | 1 | |
| 14 | Luming Technology (Suzhou) Co Ltd | 1 | |
| 15 | Deutsche GFU Wiederaufarbeitung von Kernbrennstoffen | 1 | |
| 16 | Shanghai Jiao Tong University | 1 | |
| 17 | NOIDA INST OF ENG & TECH | 1 | |
| 18 | Fraunhofer-Gesellschaft zur Foerderung der Angewandten Forschung | 1 | |
| 19 | Shandong Xinhe Robot Technology Co Ltd | 1 | |
| 20 | Zhejiang University | 1 |
The leaders’ positions span semiconductor process control, general robotic manipulation, and automotive inspection workflows, suggesting that competitive advantage is built across multiple application verticals rather than in a single narrow use case.
Patent records filed in the most recent 18–24 months are subject to publication lag and are likely under-counted; current activity levels should be treated as provisional. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
A 2020 filing spike has given way to a broader, steadier technology mix
Two charts together reveal where the field has been and which technical branches carry the most activity: the annual trend chart captures volume shifts over time, while the IPC composition chart shows the underlying technology spread.
Annual filing trend
Filings rose from near zero in 2017 to a pronounced peak of 15 records in 2020, then settled into a lower but sustained range through 2023. Records for 2024–2026 reflect publication lag and should not be read as a true activity floor.
↗ Hover for values · click a bar to ask EurekaTechnology composition
B25J (Manipulators and robots) is the dominant IPC class by a wide margin, reflecting the core hardware layer of the field. G05B (Control and regulating systems) forms a meaningful secondary cluster, while H01L (Semiconductor devices), B23K (Welding, soldering and brazing), G01B (Measuring length and dimensions), and G06T (Image data processing) each represent smaller but distinct technical branches.
↗ 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.
| # | Patent | Citations |
|---|---|---|
| 1 | Digital control for multiaxis robots | 173 |
| 2 | External system for robotic accuracy enhancement | 108 |
| 3 | A method and a device for avoiding collisions betw… | 44 |
| 4 | External system for robotic accuracy enhancement | 42 |
| 5 | Automatic car body welding spot inspection system … | 38 |
| 6 | Control of a multipurpose robot arm | 21 |
| 7 | Device and method for quality inspection of automo… | 20 |
| 8 | System and Method for Part Forming Using Intellige… | 18 |
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 patent structure means for R&D investment decisions
The combination of post-peak lifecycle, moderate concentration, a single documented collaboration pair, and a US-led jurisdiction map shapes where the highest-value R&D entry points lie.
Post-peak field with sustained mid-level activity
The lifecycle evidence places the field in decline, with annual filings easing back from the 2020 peak. On a multi-year view the corpus still carries meaningful volume, but new entrants should expect that the broadest claims in core manipulator and control-system branches are already filed. Investment cases are stronger in adjacent or application-specific branches where coverage remains sparse.
Post-peak · 2020 apexTwo-tier structure with room for targeted challengers
Applied Materials Inc, Variation Reduction Solutions, and the two ABB entities form a clear first tier. Below them, most other filers hold only one or two patent records each, creating a long tail. This gap means a focused portfolio of three to five well-scoped patents in an under-served branch could establish a defensible second-tier position without a head-on contest with top-ranked holders.
44% top-5 shareOne active co-filing pair: Schaeffler and Nanyang Tech University
The only documented co-applicant relationship in scope links Schaeffler Technologies AG and Nanyang Technological University, with two co-filed patent records. This industry-academia pairing suggests that precision mechanical components and applied robotics research are an active collaboration axis. Other potential co-filing combinations across the broader applicant list remain unexplored in the current evidence.
1 active pairUS primary; China and Europe are secondary but active
The United States leads jurisdiction coverage with 21 patent records, followed by China (12 records), Europe via the EPO (8 records), and WIPO PCT filings (8 records). India and Taiwan each show 3 records, with Germany, Japan, South Korea, Austria, Canada, and Spain adding smaller coverage. This spread indicates that protective strategies need at minimum a US-China-EPO triangle to achieve broad geographic validity.
US · CN · EPO triangleGo 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 |
|---|---|---|
| Schaeffler Technologies AG & Co KG | Nanyang Technological University | 2 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Applied Materials leads; Machina Labs and Schaeffler are notable new entrants
The top-ranked filers span semiconductor equipment, automotive quality systems, and advanced forming technologies, illustrating that robotic quality inspection draws from distinct industrial verticals rather than a single market segment.
Applied Materials Inc
Applied Materials Inc holds 9 patent records, the largest single position in scope. Momentum data classifies the company as a new entrant in the recent filing window, with 3 recent records, suggesting its presence is actively building rather than legacy-held. Technology focus detail is not available in the current evidence, but the company’s established semiconductor process-control domain aligns with the H01L branch visible in the IPC composition.
patent records: 9Machina Labs Inc
Machina Labs Inc holds 3 patent records and is classified as a new entrant in the recent filing window with 3 recent records, indicating all of its corpus is freshly filed. Its focus on intelligent part forming — reflected in one of the top-cited references in scope — positions it at the intersection of robotic forming and in-process inspection, a technically distinct approach from the dominant manipulator-and-sensor paradigm.
patent records: 3| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Applied Materials Inc | 3 | ▲ new entrant |
| Machina Labs Inc | 3 | ▲ new entrant |
| Schaeffler Technologies AG & Co KG | 2 | ▲ new entrant |
| Hitachi Ltd | 2 | ▲ new entrant |
| Nanyang Technological University | 2 | ▲ new entrant |
Under-served technical branches adjacent to the dominant manipulator core
Several IPC classes appear in the corpus at low record counts relative to the dominant B25J cluster. These are observations of relative sparsity; they represent potential entry points only where technical value and a realistic filing path can be demonstrated.
G01B · Measuring Length and Dimensions
G01B carries only 4 patent records in scope, placing it among the sparser branches despite direct relevance to dimensional quality inspection — a core use case for robotic systems in automotive and aerospace manufacturing. The small existing coverage suggests that claims linking robotic manipulation to precision metrology workflows remain relatively open. An entrant with sensor-fusion or structured-light expertise could find defensible space here without immediately contesting the dominant B25J holders.
Search this in Eureka →G06T · Image Data Processing and Generation
G06T accounts for 4 patent records, a low count given the widespread use of machine-vision and image-based defect detection in quality inspection deployments. The gap between real-world adoption of vision-based inspection and the patent record count suggests either that applicants are filing under different classifications or that substantive coverage in image-processing methods specific to robotic inspection is genuinely sparse. Researchers in 3D point-cloud analysis or learned defect-segmentation may find adjacent white space worth mapping.
Search this in Eureka →How leading filers differ across technology routes
Route coverage across the main technology branches in the current evidence set.
| Player | B25J 9 · Manipulators & robots | G05B 19 · Control & regulating systems | B25J 19 · Manipulators & robots | B25J 13 · Manipulators & robots | B25J 11 · Manipulators & robots |
|---|---|---|---|---|---|
| Applied Materials Inc | Strong · 9 | Moderate · 3 | Absent | Absent | Absent |
| Variation Reduction Solutions | Strong · 5 | Strong · 4 | Strong · 3 | Absent | Absent |
| ABB Research Ltd | Strong · 4 | Strong · 5 | Absent | Absent | Absent |
| Machina Labs Inc | Strong · 3 | Absent | Absent | Strong · 2 | Strong · 3 |
| ABB Technology AG | Strong · 2 | Strong · 2 | Strong · 2 | Absent | Absent |
| Fujian Deteng Intelligent Technology Co Ltd | Strong · 2 | Absent | Strong · 2 | Strong · 2 | Absent |
Frequently asked questions
The corpus analysed covers 44 patent families globally, providing a focused view of the competitive landscape in this technology area.
Applied Materials Inc holds the top-ranked position with 9 patent records, ahead of Variation Reduction Solutions (6 records) and ABB Res Ltd (5 records).
The field is characterised as post-peak: annual filings reached a high of 15 records in 2020 and have eased since. The most recent filing years are subject to publication lag and should not be interpreted as a definitive low.
The United States leads with 21 patent records, followed by China (12 records), Europe via the EPO (8 records), and WIPO PCT filings (8 records). A US-China-EPO filing strategy covers the majority of documented jurisdictions.
One co-applicant pair is documented in the evidence: Schaeffler Technologies AG and Nanyang Technological University, which have jointly filed 2 patent records. No other formal co-filing relationships appear in the current corpus.
G01B (Measuring length and dimensions) and G06T (Image data processing and generation) each carry only 4 patent records despite strong technical relevance to robotic inspection workflows. H01L (Semiconductor devices) and B23K (Welding, soldering and brazing) are also sparse relative to the dominant B25J manipulator class. These are observations of relative sparsity and should be validated against claim-level analysis before being treated as confirmed opportunity areas.
Built on Patsnap Open Platform
This report’s underlying patent dataset — filings, assignees, technology clusters — is open for developers via MCP and REST API. Free to start, 10,000 credits, no credit card required.
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.