Thermoplastic Composite Consolidation Patent Landscape
The thermoplastic composite consolidation field is expanding on a multi-year basis, with Boeing holding a commanding lead and aerospace OEMs and their tier-1 suppliers accounting for most filing activity. The field is still in a growth phase, though annual volume has eased from its 2023 peak and the United States remains the dominant filing jurisdiction by a wide margin.
Boeing leads a highly concentrated aerospace-driven field
The Boeing Company holds the top position among the hundred largest filers, followed by Rohr Inc and Spirit AeroSystems — a ranking that reflects the aerospace industry’s central role in driving thermoplastic composite consolidation innovation.
The top five filers account for 44% of the combined patent records of the hundred largest filers, signaling a strongly concentrated competitive structure with a pronounced gap between the front-runner and the rest of the field.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | The Boeing Company | 227 | |
| 2 | Rohr Inc | 69 | |
| 3 | Spirit AeroSystems Inc | 43 | |
| 4 | Arkema France SA | 24 | |
| 5 | Airbus Operations Ltd | 21 | |
| 6 | Ebert Composites Corporation | 19 | |
| 7 | Airbus Operations SAS | 19 | |
| 8 | Cytec Industries Inc | 18 | |
| 9 | EURON AERONAUTIC DEFENCE & SPACE | 17 | |
| 10 | NANJING UNIV OF AERONAUTICS & ASTRONAUTICS | 16 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | Airbus Operations GmbH | 15 | |
| 12 | Euro Projects LTTC | 13 | |
| 13 | Severn Trent Water Ltd | 13 | |
| 14 | Azdel Inc | 12 | |
| 15 | Yorkshire Water Services | 12 | |
| 16 | Galactic Co LLC | 12 | |
| 17 | Dutch Thermoplastic Components BV | 12 | |
| 18 | Anglian Water Services | 12 | |
| 19 | Dalian University of Technology | 12 | |
| 20 | Imperial Chemical Industries Ltd | 10 |
Boeing’s dominant position, together with the presence of Airbus entities and their tier-1 suppliers (Rohr, Spirit AeroSystems), implies that access to proprietary consolidation processes may be tightly linked to aerospace OEM relationships, raising barriers for new entrants lacking established supply-chain footing.
The most recent 18–24 months of data are further understated by patent publication lag and should be interpreted as a lower bound on current activity. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Growth field with a 2023 activity peak and broad process-focused technology mix
Annual filing data reveal a multi-year expansion punctuated by a 2023 high, while the technology composition chart shows overwhelming concentration in shaping and moulding process classes with scattered coverage across downstream application sectors.
Annual filing trend
Filings climbed from 47 per year in 2017–2018 to a peak of 89 in 2023, then eased to 81 in 2024; 2025 and 2026 counts are substantially understated by publication lag and should not be read as a real decline.
↗ Hover for values · click a bar to ask EurekaTechnology composition
B29C (Shaping of plastics) dominates the technology mix at the class level, consistent with the field’s focus on consolidation process methods; adjacent classes covering layered products (B32B), polymer processing (C08J), and aerospace structures (B64C) each represent smaller but meaningful shares, pointing to application-specific extensions beyond core process patents.
↗ 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.
Systems and methods of in-situ consolidation of AF…
A system and method for in-situ consolidation and secondary heating of automated fiber placement (AFP) thermoplastic composites is disclosed. The system employs a dual-stage process wherein thermoplastic composite material is first deposited onto a mold using an AFP machine with a first compaction tool and first heater optimized for layup operations… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Method for manufacture of minimum porosity, wrinkl… | 167 |
| 2 | Thermoplastic composite parts having integrated me… | 137 |
| 3 | Thermoplastic seam welds | 136 |
| 4 | Thermoplastic composite induction welder | 122 |
| 5 | 3D thermoplastic composite pultrusion system and m… | 118 |
| 6 | 3D thermoplastic composite pultrusion system and m… | 116 |
| 7 | 3D thermoplastic composite pultrusion system and m… | 115 |
| 8 | 3D thermoplastic composite pultrusion system and m… | 115 |
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
The combination of a growth-stage field, high concentration, and aerospace-centric applicants creates specific implications for where new entrants and challengers can find traction.
Growth stage, easing from a 2023 peak
The field sits in a Growth life-cycle stage: recent three-year filings sit well above the prior three-year window, confirming multi-year expansion. Annual volume has eased from its 2023 peak, and publication lag further understates the most recent years. Teams should expect continued competitive filing pressure rather than a mature, stable landscape.
Life-cycle: GrowthTop five own 44% of the top-100 filers’ combined records
The five largest filers — Boeing, Rohr, Spirit AeroSystems, Arkema France, and Airbus Operations Ltd — collectively hold 44% of the patent records among the hundred largest filers, a level of concentration that limits design freedom for challengers in core consolidation processes. Mid-tier filers such as Ebert Composites and Cytec Industries show that specialty niches remain accessible, but the dominant routes are heavily staked.
High concentrationLimited co-filing; Airbus entities and Arkema-3DITEX are the active pairs
The most active co-filing relationships on record are Airbus Operations Ltd paired with another Airbus entity, Ebert Composites paired with Gordon Development LLC, Arkema France paired with 3DITEX, and Nanjing University of Aeronautics and Astronautics paired with its Wuxi research institute. The overall volume of collaboration filings is small, suggesting the ecosystem relies more on internal R&D than on formal joint-invention arrangements.
Sparse collaborationUS-centric, with EPO and China as secondary venues
The United States leads all jurisdictions by a wide margin, followed by Europe via the EPO and China. Canada and Japan represent secondary filings, while WIPO PCT filings indicate applicants seeking broad international coverage. Teams targeting non-US markets should assess whether key Boeing and Rohr process patents extend into EPO or Chinese national phase, as gaps there may offer freedom-to-operate.
US-dominantGo 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 |
|---|---|---|
| Airbus Operations Ltd | Airbus Operations Ltd | 2 |
| Ebert Composites Corporation | GORDON DEVELOPMENT LLC | 2 |
| Arkema France SA | 3DITEX | 1 |
| Nanjing University of Aeronautics and Astronautics | Nanjing University of Aeronautics and Astronautics Wuxi Research Institute | 1 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Boeing commands the field; Rohr is the fastest-rising challenger
Two tiers are visible: Boeing as a structural leader with deep process-method coverage, and Rohr Inc as the standout momentum player. Both concentrate on B29C shaping subclasses but differ in emphasis.
The Boeing Company
Boeing leads all filers with 227 patent records, focused on B29C 70 (fiber-reinforced and composite shaping, 151 records) and B29C 65 (joining of plastics, 89 records). Its recent-period trend shows a meaningful pullback (▼ -66% in recent filings vs. prior period), which may reflect portfolio maturation or a strategic shift rather than reduced commitment, given its still-dominant cumulative position.
patent records: 227Rohr Inc
Rohr Inc ranks second with 69 patent records and is the field’s clearest momentum story, with recent filings running at 3.3× the prior three-year rate. Its technology emphasis mirrors Boeing’s core classes — B29C 65 (56 records) and B29C 70 (20 records) — but with stronger indexing to finished plastic product applications (B29L 31, 32 records), suggesting a focus on aerostructure end-items rather than generic process methods.
patent records: 69| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| The Boeing Company | 14 | ▼ -66% |
| Rohr Inc | 49 | ▲ 3.3× vs prior 3-yr |
| Spirit AeroSystems Inc | 22 | ▲ +10% |
| Daher Aerospace | 6 | ▲ new entrant |
| Arkema France SA | 15 | ▲ new entrant |
| Ebert Composites Corporation | 1 | ▲ new entrant |
| Nanjing University of Aeronautics and Astronautics | 8 | ▲ new entrant |
Under-served branches adjacent to the dominant process core
Several IPC classes appear at the periphery of the dominant B29C process cluster, indicating areas where patent density is lower relative to technical relevance. These are observations of relative sparsity — not validated commercial opportunities — but each has a plausible connection to thermoplastic composite consolidation.
B32B · Layered products and laminates
B32B carries 177 patent records but represents only 7% of the technology composition, making it one of the larger adjacent branches with comparatively modest depth. Thermoplastic composite laminates are a direct structural output of consolidation processes, yet the laminate-property and interlayer-bonding design space appears less densely covered than the consolidation process itself. Teams working on tailored multi-material stackups or hybrid metal-composite laminates may find viable filing positions here, particularly if targeting non-aerospace sectors such as pressure vessels (F17C) or automotive body panels.
Search this in Eureka →C08J · Polymer processing and solutions
C08J accounts for 86 patent records and 3% of the technology composition — sparse relative to the volume of shaping-process filings — despite polymer matrix formulation being a direct enabler of consolidation quality. The Arkema France and Airbus Operations Ltd pairing on C08J 5 subclasses suggests that resin-matrix engineering for in-situ consolidation is an active but underpopulated area. New entrants with expertise in high-temperature thermoplastic resins (PEEK, PEKK, PPS) could target this branch, particularly in combination with G05B control-system claims for closed-loop consolidation monitoring.
Search this in Eureka →How leaders differ across consolidation technology routes
Route coverage across the main technology branches in the current evidence set.
| Player | B29C 70 · Shaping of plastics | B29C 65 · Shaping of plastics | B29L 31 · Plastic products (index) | B29C 43 · Shaping of plastics | B29K 105 · Plastics moulding materials (index) |
|---|---|---|---|---|---|
| The Boeing Company | Strong · 151 | Strong · 89 | Moderate · 39 | Moderate · 49 | Emerging · 27 |
| Rohr Inc | Moderate · 20 | Strong · 56 | Strong · 32 | Emerging · 10 | Emerging · 9 |
| Spirit AeroSystems Inc | Strong · 29 | Strong · 25 | Moderate · 9 | Moderate · 7 | Absent |
| Ebert Composites Corporation | Strong · 19 | Absent | Moderate · 8 | Strong · 10 | Moderate · 5 |
| Daher Aerospace | Strong · 27 | Absent | Emerging · 4 | Absent | Moderate · 10 |
| Arkema France SA | Strong · 24 | Absent | Emerging · 4 | Absent | Absent |
| Euro Projects LTTC | Strong · 16 | Absent | Absent | Absent | Strong · 11 |
Frequently asked questions
The landscape covers 597 patent families in thermoplastic composite consolidation globally.
The Boeing Company leads all filers with 227 patent records, followed by Rohr Inc with 69 and Spirit AeroSystems Inc with 43.
The field is in a Growth life-cycle stage on a multi-year basis. Annual volume peaked at 89 filings in 2023 and has eased since, but the most recent years are understated by publication lag and should not be read as a real decline.
The United States leads with 363 patent records, followed by Europe via the EPO with 226 and China with 165. Canada and WIPO PCT filings are also notable secondary venues.
B29C (Shaping of plastics) dominates at 1,094 patent records, with B29L (Plastic products index) and B29K (Plastics moulding materials index) as the next largest classes. B32B (Layered products and laminates) and B29D (Specific plastic articles) are meaningful adjacent classes.
Rohr Inc shows the strongest upward momentum among established filers, with recent filings running at 3.3× the prior three-year rate. Arkema France and Nanjing University of Aeronautics and Astronautics both appear as new entrants in the recent period.
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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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