Company patents

TDK TAIWAN CORP.

TDK TAIWAN CORP. demonstrates a strong, albeit consolidating, focus on Optical Elements & Systems, which constitutes 84.2% of its portfolio, despite a significant drop in patenting activity so far in 2026. While core areas like Photographic Apparatus and Pictorial / Video Communications show declining trends, the company has recently shown an emerging focus on Magnets & Inductors, with a 90.0% YoY growth in 2025, and Inorganic Devices (Thermoelectric, Piezo), which grew by 44.4% in 2025, indicating a strategic shift towards these specialized electronic components.

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.

571 US filings (since 2023) · 12 categories · 15 themes

Precision Lens Actuation

Mechanisms and control systems for precise movement of optical lens elements, often for autofocus, zoom, or image stabilization, utilizing various driving principles (e.g., piezoelectric) and low-friction components.

Photographic Apparatus
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486since 2023
+6.6%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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360since 2023
0.0%YoY
Projection Display Devices

Systems and components for projecting images, including light sources (e.g., laser), optical modulation elements (e.g., metasurfaces, spatial modulators), and optical paths for generating and displaying images.

Photographic Apparatus
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45since 2023
0.0%YoY
Camera Support & Stabilization Accessoriesfiltered

Mechanical structures and devices designed to support, stabilize, or mount cameras and related photographic equipment, often featuring quick-release mechanisms, damping, or adjustable components.

Photographic Apparatus
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37since 2023
-28.6%YoY
Wearable Display Optics

Optical systems and components specifically designed for head-mounted displays, augmented reality (AR) glasses, and virtual reality (VR) headsets, focusing on image projection, waveguide integration, and display durability.

Optical Elements & Systems
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20since 2023
-66.7%YoY
Vehicle-Integrated Camera Systems

Camera assemblies specifically designed for integration into vehicles, addressing challenges like mounting, field of view coverage, environmental robustness, and specialized imaging (e.g., near-infrared) for autonomous driving or safety.

Photographic Apparatus
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18since 2023
+20.0%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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9since 2023
0.0%YoY
Under-Display Optical Sensing

Integration of optical sensors, particularly for biometrics or other surface interactions, beneath a display or protective cover, requiring specialized optical paths, illumination, and packaging.

Measurement (Non-specific)
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7since 2023
new
High-Density Magnetic Component Integration

Techniques for designing and manufacturing compact, multi-functional magnetic components, such as inductors, transformers, and coils, often involving embedded structures, multilayer designs, or shared magnetic circuits to achieve higher power density or smaller form factors.

Magnets & Inductors
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6since 2023
-50.0%YoY
Magnetic Actuation and Field Control Systems

Systems and devices that utilize controlled magnetic fields, often generated by electromagnets, to produce mechanical motion, precise positioning, or manipulate physical phenomena like plasma distribution.

Magnets & Inductors
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5since 2023
0.0%YoY
AR/VR User Interfaces

Techniques for rendering, interacting with, and managing content within augmented or virtual reality environments, including spatial tracking, gaze interaction, and dynamic multi-application display management.

Input/Output & User Interfaces
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3since 2023
-50.0%YoY
Optical Fiber Sensing Systems

Systems and methods that utilize optical fibers as sensing elements or for transmitting sensing signals, often for distributed monitoring of environmental conditions, phase changes, or integrating sensing with communication.

Optical Elements & Systems
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2since 2023
n/a
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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2since 2023
n/a
Integrated Display & Illumination

Systems that combine light sources, waveguides, and display elements into unified products for backlighting, automotive applications, general lighting, or color-corrected displays.

Optical Elements & Systems
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1since 2023
n/a
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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1since 2023
n/a

Patents

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