Company patents

ASML Netherlands B.V.

ASML Netherlands B.V. maintains a strong focus on its core Photolithography technology, which accounts for 66.8% of its patent portfolio. Surprisingly, despite its core strength, ASML shows significant emerging interests in diverse areas like Machine Learning & AI, which saw a 75.0% YoY growth in 2024, and Image Processing, with a 63.6% YoY growth in 2024, indicating a strategic expansion beyond traditional semiconductor manufacturing into advanced computing and analytical capabilities, though patent filings so far in 2026 show a general decline across all categories compared to previous full years.

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.

1,642 US filings (since 2023) · 12 categories · 31 themes

Lithography Metrology & Inspection

Techniques and apparatus for measuring critical dimensions, overlay accuracy, defect detection, and surface topography in lithographic processes, often involving optical, laser, or charged particle beams.

Photolithography
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866since 2023
+0.4%YoY
Substrate Patterning & Processing

Methods and equipment for applying photoresist uniformly onto wafers, forming patterns through various exposure techniques (e.g., direct imaging, multi-exposure), and integrating patterned layers into semiconductor structures or packaging.

Photolithography
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626since 2023
+1.6%YoY
Photolithography Process Modeling

Computational methods for modeling and simulating photolithography processes, including mask design, aerial image generation, and defect prediction for semiconductor manufacturing.

Electronic Design Automation (CAD/EDA)
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531since 2023
-18.2%YoY
Ion Implantation Control & Metrology

Methods and apparatus for precise wafer positioning, ion beam uniformity, and dose monitoring during ion implantation processes in semiconductor device manufacturing.

Electron / Ion Tubes & Discharge
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377since 2023
-0.9%YoY
Advanced Mask Technologies

Innovations in the design, materials, and manufacturing of lithography masks, including reflective masks, programmable masks, and defect mitigation strategies, to enable finer feature patterning and process control.

Photolithography
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324since 2023
-6.9%YoY
Charged Particle Beam Optics

Techniques and devices for generating, shaping, focusing, and deflecting electron or ion beams, often involving multi-pole lenses, deflectors, and aberration correction for applications like microscopy or processing.

Electron / Ion Tubes & Discharge
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313since 2023
-12.2%YoY
Advanced Etching & Patterning Control

Techniques for precise material removal, pattern shaping, and controlling etch selectivity or uniformity, often involving plasma, wet chemistry, or directed beams to achieve desired features on semiconductor substrates.

Semiconductor Manufacturing Process
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297since 2023
+19.0%YoY
Optical & Image-based Metrology

Utilizing optical systems, cameras, and image processing algorithms for precise measurement of physical dimensions, alignment, defects, and features on semiconductor wafers or packages.

Semiconductor Testing
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264since 2023
0.0%YoY
EUV Lithography Systems

Components, processes, and methods specifically designed for Extreme Ultraviolet (EUV) lithography, including light sources, reflective optics, masks, pellicles, and contamination control mechanisms.

Photolithography
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264since 2023
+1.1%YoY
Wafer Handling and Process Environment Control

Systems and methods for automated substrate transport, precise positioning, temperature regulation, and chamber environment management to ensure process stability, uniformity, and yield in semiconductor manufacturing.

Semiconductor Manufacturing Process
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83since 2023
+50.0%YoY
Automated Visual Inspection

Systems that employ imaging and image processing to automatically detect defects, verify states, or ensure quality control in manufactured goods, printed materials, or industrial processes.

Material & Chemical Analysis
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68since 2023
0.0%YoY
In-situ Process Monitoring

Techniques and systems for real-time or near-real-time measurement and adjustment of semiconductor manufacturing parameters (e.g., temperature, etch rate, ion beam uniformity) to ensure process quality and consistency.

Semiconductor Testing
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68since 2023
-12.5%YoY
Optical 3D Surface Metrology

Techniques and systems for measuring three-dimensional shapes, depths, or surface profiles using optical principles, including diffraction, interferometry, structured light, and imaging.

Length / Distance Measurement
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29since 2023
-15.4%YoY
Wafer Bonding & Stacked Device Inspection

Inspection and testing methods specifically designed for wafers before, during, or after bonding processes, including verification of bonding surfaces, alignment, and defect detection in multi-wafer or stacked die assemblies.

Semiconductor Testing
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20since 2023
0.0%YoY
AM Process Monitoring & Control

Systems and methods for real-time sensing, modeling, and closed-loop control of additive manufacturing parameters to ensure part quality, consistency, and process efficiency. This includes thermal management, atmospheric regulation, and precise material deposition.

Industrial Control Systems
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17since 2023
-16.7%YoY
Temporary Wafer Bonding & Debonding

Methods for temporarily attaching a wafer or substrate to a carrier for thinning, dicing, or other processing, followed by controlled debonding, often using light-sensitive resins, temporary adhesives, or roughened interfaces.

Semiconductor Manufacturing Process
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15since 2023
-33.3%YoY
Advanced Optical Imaging & Lens Design

Development of sophisticated optical lens assemblies and computational methods to achieve high-resolution, precise, or specialized imaging, often for medical or scientific applications.

Optical Elements & Systems
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13since 2023
0.0%YoY
RF Plasma Power Delivery

Systems and methods for delivering radio frequency (RF) power to plasma processing chambers, including impedance matching, pulse shaping, and feedback control for stable and efficient plasma generation.

Electron / Ion Tubes & Discharge
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11since 2023
+200.0%YoY
Vacuum System & Chamber Evacuation

Techniques and apparatus for achieving and maintaining vacuum conditions within charged particle and plasma processing chambers, including pump control, vacuum degree monitoring, and chamber sealing.

Electron / Ion Tubes & Discharge
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11since 2023
+200.0%YoY
Photonic Integration & Interconnects

The design and manufacturing of integrated circuits that combine optical and electronic components, particularly for high-speed data communication between processors and memory.

Liquid Crystal & Optical ModulatorsOptical Elements & Systems
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10since 2023
-50.0%YoY
Plasma Process Chamber Engineering

Design and control of plasma processing chambers, including heating, gas delivery, electrode configurations, and magnetic field control for uniform and efficient material processing in semiconductor manufacturing.

Electron / Ion Tubes & Discharge
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9since 2023
0.0%YoY
Metasurface & Diffractive Optics

Engineering of artificial subwavelength structures (meta-atoms) to create metasurfaces that manipulate light properties (phase, polarization, wavelength) for multi-functional optical devices.

Optical Elements & SystemsLiquid Crystal & Optical Modulators
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8since 2023
-50.0%YoY
Predictive Maintenance & Anomaly Detection

Utilizing sensor data, historical performance, and analytical models to anticipate equipment failures, diagnose faults, and estimate remaining useful life, thereby enabling proactive maintenance and reducing downtime.

Industrial Control Systems
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6since 2023
new
Advanced Biomarker Detection Assays

Methods and compositions for identifying, quantifying, or characterizing specific biological molecules (e.g., nucleic acids, proteins, metabolites, antibodies) or microbial species, often for diagnostic, prognostic, or quality control applications.

Material & Chemical Analysis
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5since 2023
-66.7%YoY
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.

Semiconductor Manufacturing Process
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3since 2023
new
Advanced Photoresist Materials

Development of novel chemical compositions for photoresists, including polymers, sensitizers, and crosslinking agents, to achieve improved lithographic performance such as resolution, sensitivity, line edge roughness, and etch resistance.

Photolithography
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3since 2023
0.0%YoY
Remote Tracking and Ranging

Technologies for non-contact measurement of distance, position, or 3D properties of a target object, often involving active emission and detection of light or radio frequency waves, including target tracking.

Length / Distance Measurement
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3since 2023
0.0%YoY
AI/ML for Industrial Process Optimization

Applying machine learning and artificial intelligence models to analyze industrial data, predict system behavior, and optimize control strategies for improved efficiency, quality, or environmental compliance in manufacturing and operations.

Industrial Control Systems
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3since 2023
n/a
Electronic System Layout & Integration

Automated methods and tools for generating, optimizing, and verifying the physical layout and interconnections of electronic components, including integrated circuits, printed circuit boards, and system-level interface protection.

Electronic Design Automation (CAD/EDA)
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2since 2023
n/a
AI for Medical Diagnostics

Utilizing machine learning, particularly deep learning, to analyze medical data such as images, sensor readings, or physiological signals for disease prediction, diagnosis, or treatment assessment.

Machine Learning & AI
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1since 2023
new
Precision Motion Metrology

Systems and methods for accurately measuring and compensating for position, orientation, and movement errors in mechanical systems, often for manufacturing, robotics, or optical alignment.

Length / Distance Measurement
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1since 2023
n/a

Patents

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