Mass Transfer for MicroLED Patent Landscape 2026
Mass Transfer for MicroLED Patent Landscape in 2026
The patent corpus for mass transfer applied to MicroLED is extremely nascent, with only 4 patent families on record and all activity concentrated in three applicants entering since 2022. Applied Materials leads with 2 patent families, while the remaining two filers — HGC (Wuhan) Tech and Huazhong University of Science and Technology — each hold one, making this an early-stage, highly concentrated field with substantial room for new entrants.
A three-player field dominated by Applied Materials
Applied Materials holds the leading position with 2 patent families, accounting for half of the entire corpus. HGC (Wuhan) Tech and Huazhong University of Science and Technology each hold 1 patent family, rounding out a three-applicant field that collectively covers all ranked activity.
The top five filers account for 100% of the hundred largest filers’ combined total — a figure that, in this case, reflects a corpus so small that three applicants constitute the entire ranked population. There is no meaningful tier gap yet; all three players are effectively co-equal new entrants.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Applied Materials Inc | 2 | |
| 2 | HGC (Wuhan) Tech Co Ltd | 1 | |
| 3 | HUAZHONG UNIV OF SCI & TECH | 1 |
Applied Materials’ position as the sole multi-family filer suggests it is the only organization with a nascent portfolio strategy in this sub-field, while the university and the Chinese startup represent early exploratory filings rather than systematic coverage.
The most recent filings (2025–2026) show zero recorded activity, consistent with normal publication lag of 18–24 months; the apparent plateau should not be read as a halt in inventive activity. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Activity emerging only from 2022; semiconductor device classification dominates
The filing trend and technology composition charts together tell a story of a very early-stage field: no filings existed before 2022, and the dominant IPC class is H01L (Semiconductor devices), which covers all 4 patent families in scope.
Annual filing trend
Zero filings were recorded from 2017 through 2021. Activity began in 2022 with 1 family, continued at 1 in 2023, and reached 2 in 2024 — the highest single-year count to date. The zero values for 2025 and 2026 reflect publication lag and should not be interpreted as a real decline.
↗ Hover for values · click a bar to ask EurekaTechnology composition
H01L (Semiconductor devices) is the sole dominant branch, covering all 4 patent families. H10P appears as a secondary classification with 1 record, indicating a very narrow technology footprint concentrated entirely within mainstream semiconductor device classes.
↗ 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.
Temporary underfill-based selective mass transfer …
Embodiments of the present disclosure generally relate to LED pixels and methods of fabricating LED pixels. A device, includes micro-LEDs, micro-LED isolation structures, a transparent material, and an isolation substrate. The micro- LEDs are disposed over a backplane. Each micro-LED is coupled to at least one backplane electrode of the backplane. The… (excerpt from the patent abstract)
Open this patent in Eureka →| # | Patent | Citations |
|---|---|---|
| 1 | 一种发光元件的制备方法及发光元件 | 6 |
| 2 | 一种激光投影接近式MicroLED巨量转移转置、方法及系统 | 3 |
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 nascent structure means for R&D investment decisions
With only 4 patent families and all three applicants classified as new entrants, the strategic landscape for mass transfer in MicroLED is largely unwritten. The observations below help frame where to focus.
Embryonic field — no lifecycle stage established
The corpus of 4 patent families is too small to assign a conventional technology lifecycle stage. All three filers entered after 2022, no prior art base exists before that year, and the overall patent density is far below what would indicate a growth or mature phase. Any organization entering now is competing in a genuinely pre-competitive space.
EmbryonicExtreme concentration in a three-applicant field
The top five filers account for 100% of the hundred largest filers’ combined total — a reflection of the corpus size rather than aggressive portfolio-building by incumbents. Applied Materials is the only filer with more than one family, giving it a marginal positional advantage. No entrenched blocking position exists, and the cost of meaningful patent coverage remains low.
High concentrationNo co-applicant activity recorded
Evidence pending: no co-filing or collaboration relationships appear in the current corpus. The absence of joint filings may reflect the very early stage of the field, where organizations are still defining their individual technical approaches before forming alliances. This leaves open-source or cross-licensing structures undeveloped.
No co-filingsChina and WIPO are the primary filing jurisdictions
China leads with 2 patent records, followed by Singapore and WIPO (PCT) with 1 each. The PCT filing by Applied Materials (WO2025058881A8) signals intent to seek broad international coverage, while the Chinese filings reflect the concentration of MicroLED manufacturing development in that market. The United States, Europe, Japan, and South Korea show no filings in this specific sub-field.
China-ledGo 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.
Co-filing pairs, ranked by the number of jointly-filed patent families.
Applied Materials leads; two Chinese entities follow as co-equal new entrants
All three ranked applicants entered this sub-field after 2022. Applied Materials is the only filer with multiple patent families; its technology focus spans H01L 25, H01L 27, and H01L 33 sub-classes, suggesting coverage across device assembly, array integration, and LED-specific structures.
Applied Materials Inc
Applied Materials holds 2 patent families — the largest share in the corpus — with filings classified under H01L 25, H01L 27, and H01L 33, covering semiconductor assembly, integrated circuit arrays, and LED device structures. Its momentum is classified as a new entrant, consistent with first activity appearing in 2024 (WO2025058881A8 and SG11202601233SA). As the only filer with a PCT application, it has the broadest geographic ambition of the three.
families: 2HGC (Wuhan) Tech Co Ltd
HGC (Wuhan) Tech holds 1 patent family focused on H01L 27 and H01L 33, indicating work at the intersection of integrated LED arrays and device-level LED structures. Its momentum is classified as a new entrant. The company’s co-presence alongside Huazhong University of Science and Technology in the Wuhan ecosystem suggests a possible regional cluster forming around MicroLED mass transfer, though no formal co-filing between the two has been recorded.
families: 1| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Applied Materials Inc | 2 | ▲ new entrant |
| HGC (Wuhan) Tech Co Ltd | 1 | ▲ new entrant |
| Huazhong University of Science and Technology | 1 | ▲ new entrant |
Under-served IPC branches adjacent to the dominant H01L class
The white-space analysis returned no validated candidates from the current corpus, which is expected given the 4-family scale. The observations below are based on the sparse secondary classification and plausible technical adjacencies visible in the IPC composition.
H10P — emerging compound-device classifications
H10P appears with only 1 patent record against 4 for H01L, marking it as a sparse adjacent branch. As IPC continues to differentiate MicroLED-specific structures from legacy H01L classes, H10P may capture future filings on novel device architectures. An entrant filing under H10P now would face minimal prior art, though the branch is still being populated and its scope relative to MicroLED mass transfer requires verification against current IPC definitions.
Search this in Eureka →Process-equipment and pick-and-place automation (B81C / H05K adjacency)
None of the 4 families are classified under MEMS fabrication (B81C) or printed circuit assembly (H05K), despite mass transfer being fundamentally a process-equipment and substrate-handling challenge. This absence is an observation of relative sparsity; whether it represents a genuine gap or simply reflects how current filers have chosen to classify their work warrants further search before treating it as an entry opportunity.
Search this in Eureka →How the three filers differ by IPC sub-class emphasis
Strength of each leader across the main technology routes.
| Player | H01L 27 · Semiconductor devices | H01L 33 · Semiconductor devices | H01L 25 · Semiconductor devices | H01L 21 · Semiconductor devices | H10P 72 |
|---|---|---|---|---|---|
| Applied Materials Inc | Strong · 2 | Strong · 2 | Strong · 2 | Absent | Absent |
| Huazhong University of Science and Technology | Strong · 1 | Strong · 1 | Absent | Strong · 1 | Strong · 1 |
| HGC (Wuhan) Tech Co Ltd | Strong · 1 | Strong · 1 | Absent | Absent | Absent |
Frequently asked questions
The current corpus contains 4 patent families filed between 2022 and 2024. No families were recorded before 2022, confirming this is a very early-stage sub-field.
Applied Materials Inc leads with 2 patent families. HGC (Wuhan) Tech Co Ltd and Huazhong University of Science and Technology each hold 1 patent family, rounding out the complete ranked population.
China leads with 2 patent records. Singapore and WIPO (PCT) each have 1 record. No filings have been recorded in the United States, Europe, Japan, or South Korea within this specific sub-field.
Annual activity increased from 1 family in 2022 to 2 families in 2024. The zero values in 2025 and 2026 reflect standard publication lag of 18–24 months and should not be interpreted as a decline. No lifecycle stage has been formally established given the corpus size.
No co-applicant or collaboration relationships are recorded in the current corpus. All three filers have filed independently, leaving cross-licensing and alliance structures undeveloped.
H01L (Semiconductor devices) is the dominant class, covering all 4 patent families. H10P appears as a secondary classification with 1 patent record. No filings are classified under MEMS (B81C) or printed circuit assembly (H05K) branches, despite the process-equipment nature of mass transfer.
Ready to map your own MicroLED mass transfer 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.