Company patents

CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.

CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. demonstrates a strong, albeit shifting, focus on display technologies, with Organic Electronics (OLED) comprising 57.8% of its portfolio and Display Drivers at 35.7%, both showing significant growth in 2024 (YoY +209.3% and +106.8% respectively) before experiencing declines in 2025 and so far in 2026. A surprising shift is the complete cessation of patenting in Integrated Circuit Layout & Arrangement, declining from 153 patents in 2023 to 0 so far in 2026, indicating a significant deprioritization in this area.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

3,971 US filings (since 2023) · 12 categories · 25 themes

Electrophoretic Display Control is up +21.4% YoY. Worth a look.
Display Panel Manufacturing & Encapsulation

Techniques and structural designs for fabricating the physical layers of an OLED display, including material deposition, patterning, and methods to protect the active organic layers from environmental degradation like moisture and oxygen.

Organic Electronics (OLED)Signs & Displays (Static)
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2,660since 2023
-16.4%YoY
Display Pixel Array Structuresfiltered

Physical layout and material composition of individual pixels within a display panel, including active layers, electrodes, light-emitting elements (LEDs, OLEDs), and associated thin-film transistors (TFTs).

Integrated Circuit Layout & ArrangementLiquid Crystal & Optical Modulators
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1,893since 2023
-8.3%YoY
Integrated Touch Sensors

Methods and structures for incorporating touch sensing capabilities directly into OLED display panels, typically involving conductive layers and insulating layers within or on top of the display stack.

Organic Electronics (OLED)
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1,247since 2023
-11.5%YoY
Pixel and Gate Driver Architectures

Design and implementation of circuits and layouts for driving individual pixels or rows/columns of pixels, including gate drivers, data drivers, pixel driving circuits, and their integration onto the display substrate, often in non-display regions.

Display DriversOrganic Electronics (OLED)
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752since 2023
+8.8%YoY
Flexible/Foldable Device Structures

Engineering solutions for creating electronic devices with bendable, foldable, or stretchable form factors, often involving hinges, flexible displays, and sliding mechanisms to enable dynamic physical configurations.

Organic Electronics (OLED)Hardware Platform (Cooling, Power, Packaging)Signs & Displays (Static)
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712since 2023
-27.9%YoY
Electrophoretic Display Control

Techniques for driving electrophoretic displays, including managing remnant voltage, optimizing particle movement, and specific addressing pulse schemes to improve optical quality and update speed.

Liquid Crystal & Optical Modulators
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545since 2023
+21.4%YoY
On-Chip Sensing & Display Integration

Integration of various sensor types (e.g., thermal, strain) or display components directly onto semiconductor substrates or within device architectures for compact and high-performance systems.

Semiconductor Diodes & Transistors
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539since 2023
-9.3%YoY
Advanced Display Backlight & Optics

Innovations in backlight units, optical films, and light management structures to enhance display performance, uniformity, viewing experience, or specific functionalities like touch.

Liquid Crystal & Optical Modulators
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509since 2023
+0.6%YoY
Seamless Display Tiling

Techniques and structural designs for assembling multiple display modules or panels to create a larger, continuous display with minimized visible seams, uniform light emission, and robust mechanical integrity.

Signs & Displays (Static)
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395since 2023
+0.8%YoY
Display Timing and Signal Synchronization

Methods and circuits for coordinating the timing of display signals, data transmission, and control signals across various display components, ensuring proper image rendering and efficient operation.

Display Drivers
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210since 2023
+13.0%YoY
Display Optical Enhancements

Components and techniques aimed at improving the visual quality of OLED displays, such as color accuracy, contrast, brightness uniformity, and reducing reflections or glare through optical layers and coatings.

Organic Electronics (OLED)
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193since 2023
-35.6%YoY
Display Power Management

Techniques and circuits for optimizing power consumption, voltage stability, and energy efficiency in display panels, often involving dynamic voltage scaling, duty cycle control, or remnant voltage management.

Display Drivers
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191since 2023
+67.3%YoY
Display Pixel & Optical Materials

Optical and pixel-defining materials for display panels, including black matrix compositions, color filter pigments, optical alignment films, and pixel-define layers.

Liquid Crystal & Optical Modulators
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144since 2023
-7.4%YoY
Flexible and Printed Circuitry

Manufacturing processes and material compositions for creating electronic circuits on flexible or conformable substrates, enabling novel form factors, enhanced durability, and new applications beyond rigid PCBs.

Printed Circuits & Electronic Assemblies
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121since 2023
-46.9%YoY
Advanced Electronic Packaging

Methods and structures for integrating and enclosing electronic components into compact, multi-functional modules, often involving embedded components, multi-layer substrates, and electromagnetic shielding for performance and miniaturization.

Printed Circuits & Electronic Assemblies
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82since 2023
-25.8%YoY
Advanced Image Processing for Displays

Algorithms and hardware implementations within display drivers or associated components to enhance visual quality, resolution, or color reproduction, including upscaling, dithering, and compensation for display artifacts like crosstalk.

Display Drivers
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65since 2023
-27.3%YoY
Rollable Display Mechanisms

Mechanical systems and structural designs that facilitate the rolling up or unrolling of a display panel, typically comprising a roller part, a housing, and support linkages or drivers.

Signs & Displays (Static)
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61since 2023
-19.0%YoY
Advanced Metallization & Contacts

Novel materials and processes for forming low-resistance electrical contacts and interconnects within semiconductor devices, including selective deposition, silicidation, and barrier layers for improved performance and scaling.

Semiconductor Diodes & Transistors
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50since 2023
+46.2%YoY
OLED Emitter Materials

Development and optimization of organic chemical compounds and their structures, including guest-host systems and metal complexes, used within the emission layer to achieve specific light emission characteristics such as color, efficiency, and operational lifetime.

Organic Electronics (OLED)Specialty Semiconductor Devices (Legacy)
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25since 2023
-33.3%YoY
Device Enclosure & Material Engineering

Methods and materials used to construct robust and protective enclosures for electronic devices, focusing on structural integrity, impact resistance, thermal dissipation, and specialized material properties for enhanced durability.

Printed Circuits & Electronic AssembliesHardware Platform (Cooling, Power, Packaging)
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17since 2023
0.0%YoY
Wearable & Mobile Interaction

Designing user interfaces and interaction methods specifically for mobile or wearable devices, enabling control of external systems, monitoring user states, or facilitating real-world transactions.

Input/Output & User Interfaces
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2since 2023
new
3D Die Stacking & Vertical Interconnects

Techniques for stacking multiple semiconductor dies or active layers vertically to achieve higher density and shorter interconnections, often utilizing through-silicon vias (TSVs) or other vertical conductive paths like through-hole electrodes.

Semiconductor Diodes & Transistors
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1since 2023
new
Electronics Encapsulation & Sealing

Materials and processes for hermetic encapsulation, conformal coating, optical chip sealing, and stretchable conductors for electronic and optoelectronic devices.

Organic Electronics (OLED)
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1since 2023
n/a
Advanced Transistor Device Architectures

Structural innovations in individual transistors, such as fin-based field-effect transistors (FinFETs), 3D gate structures, or multi-layer active regions, aimed at improving performance or density.

Integrated Circuit Layout & Arrangement
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1since 2023
n/a
Conformal & Selective Film Deposition

Methods for depositing thin films with controlled conformality, thickness, and material properties, including selective deposition on specific areas, often using atomic layer deposition (ALD), chemical vapor deposition (CVD), or epitaxial growth.

Coating & Surface Treatment
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1since 2023
n/a

Patents

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Display Pixel Array Structures
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