Micro-LED Aging & Moisture Durability Patent Snapshot
Intel Corporation holds a commanding position in the narrow but technically specific field of Micro-LED aging and moisture durability, which peaked in 2019 and has since eased significantly. The corpus is small and highly concentrated, leaving meaningful room for challengers willing to commit to encapsulation and environmental-stress engineering.
Intel dominates a heavily concentrated, early-stage niche
Intel Corporation is the clear leader with 7 patent families, followed by Huawei Technologies with 3 and Acer and Shenzhen. China Star Optoelectronics each with 2. The top five filers account for 88% of the combined output of the ranked applicants visible in this query, signalling an unusually tight visible assignee structure for a hardware reliability sub-field.
The tier gap between Intel and the rest of the field is substantial. No single challenger has accumulated more than three families, and several ranked applicants hold only one. This leaves the field’s intellectual evidence snapshot shaped almost entirely by one organization’s filing programme.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Intel Corporation | 7 | |
| 2 | Huawei Technologies Co., Ltd. | 3 | |
| 3 | Acer Inc. | 2 | |
| 4 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 2 | |
| 5 | Yancheng Hongshi Intelligent Technology Co., Ltd. | 1 | |
| 6 | AMS OSRAM International GmbH | 1 | |
| 7 | SUZHOU INST OF NANO TECH & NANO BIONICS CHINESE AC… | 1 |
Intel’s breadth across H01L25, H01L33, and H01L27 sub-classes — covering multi-chip assemblies, LED chips, and matrix arrays — suggests its position is structurally defensive rather than exploratory, potentially creating freedom-to-operate questions for any new entrant attempting a broad encapsulation or hermetic-sealing approach.
The most recent filing years are subject to standard patent publication lag, so apparent activity in 2024–2026 is likely under-counted and should not be read as a definitive sign of further decline. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
A 2019 filing spike defines the field; semiconductor device classes dominate
Annual filing activity and the technology class breakdown together reveal a field that flared briefly around 2019 and has since contracted, while remaining almost entirely within semiconductor device classification.
Annual filing trend
Filings surged to a peak in 2019 with 8 families, fell to 3 in 2020, went quiet in 2021–2022, and then showed a secondary cluster of 5 in 2023 before dropping to 1 in 2024. The lifecycle evidence confirms annual volume has eased from its 2019 peak. The 2024–2026 bars are subject to publication lag and should be treated as provisional minimums rather than final counts.
↗ Hover for values · click a bar to ask EurekaTechnology composition
All 17 patent families classify under H01L (Semiconductor devices), confirming that the protective-engineering work is filed entirely within the core LED and semiconductor assembly sub-classes rather than in chemistry, packaging, or materials science branches that might otherwise address moisture and aging from a different angle.
↗ 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.
Micro light-emitting diode displays having hybrid …
Micro light-emitting diode displays having hybrid inorganic-organic pixel structures and methods of fabricating micro light-emitting diode displays having hybrid inorganic-organic pixel structures are described. In an example, a micro light emitting diode pixel structure includes a plurality of inorganic micro light emitting diode devices in a dielectric… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Micro light-emitting diode displays having microgr… | 26 |
| 2 | Micro light-emitting diode displays having color c… | 20 |
| 3 | Micro light-emitting diode displays having colloid… | 16 |
| 4 | Micro light-emitting diode displays having hybrid … | 14 |
| 5 | 一种显示面板 | 5 |
| 6 | Micro-LED显示面板及其制备方法与邦定材料 | 4 |
| 7 | Micro light-emitting diode displays having color c… | 3 |
| 8 | Micro-led and method for forming the same | 2 |
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.
Intel Corporation
Intel holds 7 patent families — the largest position in the corpus — spread across H01L25 (multi-chip assemblies), H01L33 (LED chips), and H01L27 (matrix/integrated arrays), indicating a deliberately broad coverage of the device stack relevant to Micro-LED reliability. No momentum trend data was captured for Intel in the recent-period analysis, consistent with its established rather than accelerating posture.
families: 7Huawei Technologies
Huawei Technologies holds 3 patent families and is flagged as a new entrant in the most recent filing period, suggesting it is entering the Micro-LED aging and moisture durability space for the first time from a small prior base. Its technology emphasis sits in H01L33 (LED chip-level work) with a secondary position in H01L25, pointing to a component-focused rather than system-level approach.
families: 3Frequently asked questions
The corpus contains 17 patent families in scope. This is a small, specialist corpus, reflecting the niche nature of aging and moisture durability as a defined Micro-LED sub-topic rather than a broad display technology category.
Intel Corporation leads with 7 patent families, substantially ahead of the next-ranked applicant, Huawei Technologies, which holds 3. Intel’s filings span multiple H01L semiconductor device sub-classes covering LED chips, multi-chip assemblies, and integrated arrays.
No. The lifecycle stage is classified as Decline, with annual filings having eased back from the 2019 peak of 8 families. A secondary cluster appeared in 2023 but did not sustain into 2024. The most recent filing years carry publication lag and should be read as provisional minimums.
The United States leads with 10 patent records, followed by China with 4, Europe (EPO) with 2, and WIPO (PCT) with 1. Coverage outside the US is thin, meaning the European and Asian IP landscapes remain relatively open for this specific reliability sub-topic.
No co-applicant filings are detected in the current corpus. All identified patent families appear to be sole-applicant filings. The absence of collaboration is notable given that joint filings between materials suppliers and device makers are common in adjacent display-reliability areas.
The entire corpus classifies under H01L semiconductor device classes. Packaging chemistry (C08, C23), hermetic barrier materials, accelerated aging test methodologies (G01), and reliability qualification protocols are absent from the patent record — representing areas of relative sparsity that are technically adjacent to the core moisture durability problem.
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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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