Cobot Joint Health Monitoring Patent Snapshot 2026
The cobot joint health monitoring patent space is small and nascent, with 13 patent families in scope dominated by a single industrial player alongside a cluster of Indian academic institutions. Annual volume peaked in 2021 and has eased since, placing the field in a decline stage with meaningful room for technically differentiated entrants.
Lam Research leads a highly concentrated, early-stage field
Lam Research Corporation holds the top position in this evidence snapshot, accounting for the largest single block of patent records among all filers. The top five filers collectively represent 61% of the ranked applicants visible in this query’ combined total, a level of concentration unusual even for a nascent technology.
A clear two-tier structure exists: Lam Research sits alone at the top with 5 patent records, followed by Aditya University and JIS College of Engineering each holding 2 records, with all remaining applicants holding a single record each. The gap between the leader and the rest is substantial relative to the corpus size.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Lam Research Corporation | 5 | |
| 2 | Aditya University | 2 | |
| 3 | JIS College of Engineering | 2 | |
| 4 | Sanskrithi School of Engineering | 1 | |
| 5 | NOIDA INST OF ENG & TECH | 1 | |
| 6 | Jigar D. Pandya | 1 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 7 | Rajnee Shukla | 1 | |
| 8 | Sambhavi Shukla | 1 | |
| 9 | Poonam D. Chakravarty | 1 | |
| 10 | Bhavesh K. Lukka | 1 | |
| 11 | St. Martin’s Engineering College | 1 | |
| 12 | Ritu Pahwa | 1 |
Lam Research’s position signals that at least one industrial actor sees cobot joint health monitoring as strategically relevant to semiconductor fabrication automation. The academic cluster suggests the field is still being defined at the research level, creating an opening for industrial players to establish stronger IP positions before a consolidation wave.
Filings from roughly 2024 onward may be under-counted due to standard patent publication lag and should not be interpreted as a final measure of recent activity. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Activity peaked in 2021; AI and robot-control branches dominate the technology mix
The filing trend and IPC composition together reveal a field that mobilized briefly around 2021 and is now settling, with technology emphasis concentrated in manipulator mechanics and control systems but with notable AI and connectivity branches emerging.
Annual filing trend
Filings were absent from 2017 through 2020, surged to 4 records in 2021, then fell to zero in 2022–2023 before recovering modestly in 2024 and 2025. The 2025 and 2026 bars are likely under-counted due to publication lag and should not be read as a sustained rebound.
↗ Hover for values · click a bar to ask EurekaTechnology composition
B25J (Manipulators and robots) is by far the visible branch, reflecting the core hardware focus. G05B (Control and regulating systems) and G06N (AI-based computing) each appear at material share, indicating that algorithmic health monitoring is already embedded in the field’s IP framing. G06Q (business and administrative data processing) also appears, suggesting some applicants are pursuing maintenance workflow and predictive-service angles.
↗ 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.
Collaborative robot system on a mobile cart with a…
A robot system for servicing a semiconductor tool includes a cart frame. An arm support frame is fixed to the cart frame and is coupled to a robot arm. An arm frame is connected by hinges to the arm support frame at a first end and to a fixture connect interface at a second end. The fixture connect interface connects to a docking fixture of the… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Collaborative robot system on a mobile cart with a… | 11 |
| 2 | Collaborative robot system on a mobile cart with a… | 6 |
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.
Assignee snapshot from the current evidence set
The applicants below are visible in this query result. Because the evidence set is relatively small, read this section as a directional snapshot rather than a full competitive ranking.
Lam Research Corporation
Lam Research holds 5 patent records — the largest block in the corpus — concentrated entirely in B25J manipulator and robot classes, spanning sub-groups B25J 11, B25J 5, and B25J 9. This hardware-first emphasis suggests the company is protecting cobot joint monitoring as part of its semiconductor process automation systems rather than as a standalone product. Momentum is flagged as a new entrant in the recent tracking window, consistent with the 2024–2025 filing uptick visible in the trend.
5 patent recordsJIS College of Engineering
JIS College of Engineering holds 2 patent records, split across B25J 9 (robot manipulators), G05B 19 (control systems), and G06N 20 (machine-learning models). This multi-branch positioning — combining hardware, control logic, and AI — represents a broader methodological scope than the leader’s hardware focus. The institution is not flagged as having recent momentum, suggesting its filings predate the 2024–2025 window.
2 patent recordsFrequently asked questions
The current corpus contains 13 patent families in scope, making this a very small and nascent landscape by any standard industry benchmark.
Lam Research Corporation leads with 5 patent records, all concentrated in B25J manipulator and robot IPC classes. No other applicant holds more than 2 records.
India accounts for 8 patent records — the leading jurisdiction — driven by a cluster of engineering college and university applicants. The United States holds 3 records and WIPO (PCT) accounts for 2.
The evidence places the field in a decline stage. Annual filings peaked in 2021 and have eased since, though the small corpus size means this trend should be interpreted with caution. Publication lag also affects the most recent filing years.
No co-applicant relationships are recorded in the current dataset. All filers appear to be working independently, with no university-industry or multi-institution collaborations on record.
H04L (digital information transmission) and G05D (control of non-electric variables) are the most sparsely covered branches with clear technical relevance to cobot joint monitoring. H04L appears in only 3 patent records and G05D in only 1, leaving communication-layer and physical-variable-control approaches largely unclaimed.
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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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