Industrial Robot Arm Manipulator Design Patent Landscape
Industrial Robot Arm Manipulator Design Patent Landscape in 2026
The industrial robot arm manipulator design space is moderately concentrated, with Cognibotics holding the leading position and China dominating as the primary filing jurisdiction. Annual filing volume peaked in 2019 and has eased since, placing the field in a declining activity phase that nonetheless leaves meaningful adjacent branches under-served.
Cognibotics leads a field with a modest top-tier gap
Cognibotics holds the top position with 24 patent families, more than double the nearest challenger. Qingdao Fengguang Precision Machinery follows at 10 patent families, with Schmalz Flexible Gripping and Daihen Corp tied at 9 patent families each.
The top five filers account for 20% of the combined total among the hundred largest filers, indicating a moderately concentrated field where a second tier of Japanese, European, and Chinese incumbents maintains meaningful positions without approaching the leader’s scale.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Cognibotics AB | 24 | |
| 2 | Qingdao Fengguang Precision Machinery Co Ltd | 10 | |
| 3 | Schmalz Flexible Gripping Inc | 9 | |
| 4 | Daihen Corporation | 9 | |
| 5 | Mitsubishi Electric Corporation | 8 | |
| 6 | Cogema SA | 8 | |
| 7 | Kobe Steel Ltd | 8 | |
| 8 | Fanuc Ltd | 8 | |
| 9 | Commissariat à l’Énergie Atomique et aux Énergies Alternatives (CEA) | 8 | |
| 10 | Shenzhen Yuejiang Technology Co Ltd | 7 |
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 11 | Soft Robotics Inc | 6 | |
| 12 | Robostar Co Ltd | 6 | |
| 13 | Yaskawa Electric Corporation | 6 | |
| 14 | BizLink Industrial Germany GmbH | 5 | |
| 15 | Omron Corporation | 5 | |
| 16 | Robotools | 5 | |
| 17 | Toyota Central R&D Labs Inc | 4 | |
| 18 | Efort Intelligent Equipment Co Ltd | 3 | |
| 19 | Institute of Precision Mechanics (Poland) | 3 | |
| 20 | Agile Robots AG | 3 |
Cognibotics’s lead, anchored in core manipulator mechanics and machine-tool integration, signals a deliberate IP strategy around structural and kinematic design. The presence of established Japanese industrial automation firms — Mitsubishi Electric, Fanuc, Yaskawa, Daihen, and Kobe Steel — in the top ten confirms that mature-market incumbents remain active, if individually smaller.
Filing counts for 2024 and 2025 are expected to rise as pending applications publish; the apparent recent-year dip reflects publication lag and should not be read as a further acceleration of the decline trend. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Activity peaked in 2019; core manipulator class dominates the technology mix
Two charts together reveal the field’s maturity arc and its technology concentration: annual filing volume against time, and the distribution of IPC classes across the corpus.
Annual filing trend
Filings climbed from 18 in 2017 to a peak of 55 in 2019, then stepped down through 2020–2022 before easing further. The 2024 and 2025 bars are under-counted due to publication lag and should not be interpreted as the true recent-period level.
↗ Hover for values · click a bar to ask EurekaTechnology composition
B25J (Manipulators and robots) dominates with 372 records, dwarfing all adjacent classes. F16H (Gearing and transmissions) and B23Q (Machine tool fittings) are the next largest at 22 and 20 records respectively, pointing to mechanical power-transmission and end-effector integration as secondary engineering themes.
↗ 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 producing an industrial robot arm
To mount rotatably supporting members such as a rotary shaft to an arm body of an industrial robot arm, the former and the latter are solidly secured to each other by fastening members such as rivets after a bonding agent is applied to spaces formed between the arm body and the rotatably supporting members, whereby necessity for the stage of assembling work… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Video target locator | 129 |
| 2 | Monitoring and control of position of laser output… | 69 |
| 3 | Production method of robot hand element | 54 |
| 4 | Method of producing an industrial robot arm | 49 |
| 5 | A joint structure between link members primarily o… | 42 |
| 6 | Field- assembled soft gripping for industrial and … | 40 |
| 7 | Drive mechanism for industrial robot arm | 34 |
| 8 | 一种工业机器人手臂视觉防撞操控方法 | 32 |
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 structural reads — maturity, concentration, collaboration, and geography — frame the key strategic choices facing engineers and IP managers entering or expanding in this field.
Field is in decline from its 2019 peak
Annual filing volume peaked at 55 in 2019 and has eased steadily since. The lifecycle stage is classified as Decline, meaning the most crowded period of foundational patent creation has passed. New entrants face a narrower window of differentiation through incremental mechanical design and should weight adjacent application domains or novel actuation approaches more heavily.
Lifecycle: DeclineModerate concentration with a clear leader but an accessible second tier
Cognibotics’s 24 patent families give it a roughly 2.4× lead over the next closest filer among the hundred largest filers. Below the leader, however, nine applicants each hold 8–10 patent families, forming a contestable tier. A focused portfolio of five to ten well-scoped families in under-served branches could establish a credible position alongside these mid-tier players.
Moderate concentrationCEA and Cogema are the most active co-filers; Japanese dyads also present
The Commissariat à l’Énergie Atomique et aux Énergies Alternatives (CEA) and Cogema lead co-filing activity with six joint patent families, reflecting a nuclear-industrial handling niche. Kobe Steel and Daihen Corp share two joint families, as do Yaskawa Electric with both Onoda Cement and Taiheiyo Cement — suggesting application-specific collaborations in heavy industrial and materials-handling contexts.
CEA–Cogema dominant dyadChina is the overwhelmingly dominant filing jurisdiction
China accounts for 228 patent records, far ahead of Japan at 58 and South Korea at 45. The United States and EPO each hold comparatively modest shares at 35 and 33 records respectively. WIPO PCT filings stand at 16, indicating that only a subset of filers are pursuing broad international protection — leaving room for strategic PCT filings to establish wider defensive or licensing coverage.
China-dominant geographyGo 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 |
|---|---|---|
| Commissariat à l’Énergie Atomique et aux Énergies Alternatives (CEA) | Cogema SA | 6 |
| Kobe Steel Ltd | Daihen Corporation | 2 |
| Yaskawa Electric Corporation | Onoda Cement Co Ltd | 2 |
| Yaskawa Electric Corporation | Taiheiyo Cement Corporation | 2 |
| Commissariat à l’Énergie Atomique et aux Énergies Alternatives (CEA) | ES Co Ltd | 1 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Cognibotics leads in structural design; Soft Robotics defines the gripping sub-field
The two largest filers occupy distinct niches within the broader manipulator design space, making direct overlap limited but competitive signaling from each still relevant to any new entrant.
Cognibotics
Cognibotics holds 24 patent families, the largest portfolio in this corpus. Its technology emphasis spans core manipulator and robot mechanics (B25J 9), machine-tool fittings integration (B23Q 1), and gearing and transmissions (F16H 37), pointing to a strategy focused on precision kinematic design and industrial integration. Recent filing momentum shows a sharp decline of 80% compared to its prior three-year period, consistent with the field’s broader post-2019 easing.
families: 24Soft Robotics
Soft Robotics holds 6 patent families concentrated entirely within the B25J class — spanning gripper design (B25J 15), safety and sensing sub-classes (B25J 19), and general manipulator architecture (B25J 9). This narrow but deep focus within compliant gripping distinguishes it from the mechanical-kinematic emphasis of the leader. Recent momentum has declined 85% versus its prior three-year period, reflecting the post-peak market dynamic rather than a loss of technical position.
families: 6| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Cognibotics AB | 4 | ▼ -80% |
| Soft Robotics Inc | 2 | ▼ -85% |
| Qingdao Fengguang Precision Machinery Co Ltd | 2 | ▲ new entrant |
Gearing, machine-tool integration, and welding are the most accessible under-served branches
Several IPC classes adjacent to the dominant B25J core show low filing counts relative to their technical relevance; these represent areas of relative sparsity, not validated opportunities, but warrant assessment by teams with applicable engineering capability.
F16H · Gearing & transmissions
With 22 patent records — roughly 3% of the technology composition — gearing and transmission design is the largest adjacent branch but remains thin relative to the manipulator core. Precision harmonic drives, cycloidal reducers, and compact planetary gearboxes are central to robot arm performance; the sparse filing count suggests that most transmission IP is either embedded in broader B25J claims or filed by component suppliers outside this corpus. Teams with proprietary reducer or gearbox technology have a plausible entry path through targeted F16H filings tied to manipulator-specific load profiles.
Search this in Eureka →B23K · Welding, soldering & brazing
Welding-focused robot arm applications account for 17 patent records — a 3% share — despite arc and laser welding being among the highest-volume industrial robot deployments globally. The top-cited patent on laser output monitoring signals that process-quality and seam-tracking integration with the arm’s kinematic chain is an active but under-patented problem. Entrants combining manipulator motion control with in-process weld sensing could differentiate within a branch where the existing IP density is low.
Search this in Eureka →How leading applicants differ across technology routes
Strength of each leader across the main technology routes.
| Player | B25J 9 · Manipulators & robots | B25J 19 · Manipulators & robots | B25J 15 · Manipulators & robots | B25J 18 · Manipulators & robots | B25J 17 · Manipulators & robots |
|---|---|---|---|---|---|
| Soft Robotics Inc | Strong · 12 | Strong · 13 | Strong · 14 | Absent | Absent |
| Cognibotics AB | Strong · 24 | Absent | Absent | Absent | Absent |
| Yaskawa Electric Corporation | Strong · 6 | Strong · 6 | Absent | Strong · 6 | Strong · 4 |
| Shenzhen Yuejiang Technology Co Ltd | Strong · 5 | Strong · 5 | Absent | Absent | Strong · 7 |
| Kobe Steel Ltd | Strong · 7 | Strong · 4 | Absent | Absent | Moderate · 3 |
| Stromsholmen AB | Absent | Strong · 13 | Absent | Absent | Absent |
| Fanuc Ltd | Absent | Strong · 7 | Absent | Moderate · 2 | Moderate · 3 |
Frequently asked questions
The corpus analyzed contains 282 patent families in scope, representing the global body of patent activity identified for industrial robot arm manipulator design.
Cognibotics holds the largest portfolio with 24 patent families, focused on core manipulator mechanics, machine-tool integration, and gearing and transmissions. It holds roughly twice the volume of the next ranked applicant.
China is the dominant jurisdiction with 228 patent records, followed by Japan at 58, South Korea at 45, the United States at 35, and EPO at 33. WIPO PCT filings stand at 16, indicating selective international prosecution.
The field is classified as Decline. Annual filings peaked at 55 in 2019 and have eased since, though 2024 and 2025 counts remain under-counted due to publication lag and will revise upward as applications publish.
The Commissariat à l’Énergie Atomique et aux Énergies Alternatives and Cogema are the most active co-filers with six joint patent families. Kobe Steel and Daihen Corp share two joint families, and Yaskawa Electric has two joint families each with Onoda Cement and Taiheiyo Cement.
F16H (Gearing and transmissions) and B23K (Welding, soldering and brazing) each account for roughly 3% of the technology composition and represent the most accessible adjacent branches relative to their industrial relevance. B23Q (Machine tool fittings) and F16F (Springs and vibration dampers) are also sparse at approximately 3% and 2% respectively.
Ready to map your own robot arm IP 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.