Company patents
Asahi Kasei Microdevices Corporation
Asahi Kasei Microdevices Corporation's patent strategy reveals a surprising shift away from Photovoltaic Cells (Legacy CPC), which saw a -100.0% decline in 2026 so far, despite a strong focus on Material & Chemical Analysis (29.7% of portfolio). Concurrently, the company shows an emerging interest in Medical Diagnostics & Surgery, with a 50.0% year-over-year growth in 2026, indicating a diversification into healthcare technology.
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.
279 US filings (since 2023) · 12 categories · 32 themes
Methods and devices that determine the position, angle, or distance of an object by detecting changes in magnetic fields or inductive coupling.
Devices and methods for accurately measuring or monitoring electrical current draw and power usage in various systems, often for control, optimization, or safety purposes.
Design and implementation of capacitive sensors, including methods for improving accuracy, reducing power consumption, compensating for environmental variations (like temperature), and analyzing complex displacement interactions.
Innovations in the physical design, materials, fabrication, or packaging of photodetectors and optical sensor elements, including thermoelectric, NIR-compliant, and self-mixing interference types, to improve performance or integration.
Methods and apparatus for measuring magnetic fields or utilizing magnetic resonance principles for medical diagnostics, material analysis, or precise localization, including gradient field measurement in MRI.
Techniques and apparatus utilizing various spectroscopy methods (e.g., Raman, NIRS, photometric, interferometric) for identifying substances, measuring concentrations, or monitoring chemical and physical processes in industrial, environmental, or laboratory settings.
Systems and methods designed to improve the accuracy, reliability, or operational range of sensors and electronic components by measuring temperature and applying corrections or adjustments.
Methods and architectures for processing digital signals to enhance quality, remove noise, manage group delay, and facilitate symbol decision, often involving digital filters and equalization techniques.
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.
Focuses on the architectural and circuit-level innovations for Analog-to-Digital Converters (ADCs) and Digital-to-Analog Converters (DACs) to improve speed, accuracy, linearity, and power efficiency. Includes specific types like SAR and Delta-Sigma, and their constituent components.
Innovations in the internal design of individual light-emitting diode chips or packages, focusing on semiconductor layer arrangements, electrode configurations, reflective elements, and light extraction features.
Focuses on novel circuit configurations for DC-DC, DC-AC, or AC-DC conversion, often involving resonant operation, multi-level structures, or switched capacitors to improve efficiency, power density, or voltage conversion ratios.
Techniques and systems for precisely measuring electrical or electromagnetic properties of materials or components, often involving specialized resonators, waveguides, or multi-range measurement systems to ensure accuracy.
Techniques and circuits designed to identify, compensate for, or correct non-linearities, offsets, and other imperfections in signal processing paths, particularly within analog-to-digital, digital-to-analog, or digital-to-time converters.
Use of thermal and infrared sensors for non-contact temperature measurement, occupancy detection, structural health monitoring, fire/hazard detection, and process control in diverse industrial, environmental, and security applications.
Methods and structures for mass-producing and assembling arrays of micro-LEDs onto a substrate, including transfer processes, bonding techniques, and defect management.
Optical structures and lens designs that improve light extraction efficiency from LED dies and modules, including diffractive films, micro-lens arrays, reflectors, and color-conversion layers.
Integration of optical sensors, particularly for biometrics or other surface interactions, beneath a display or protective cover, requiring specialized optical paths, illumination, and packaging.
The design and manufacturing of integrated circuits that combine optical and electronic components, particularly for high-speed data communication between processors and memory.
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.
Methods and systems for efficiently reducing the size of digital data, often employing adaptive techniques, neural networks, or temporal modeling, to achieve high compression ratios while preserving data quality. Includes entropy coding.
Image sensors tailored for specific advanced functionalities beyond basic image capture, such as high dynamic range (HDR) imaging, single-photon detection, auto-focus, or distance measurement (LiDAR), often incorporating specialized pixel designs or processing.
LED devices and display systems designed to emit or utilize light across different spectral ranges, including visible and invisible light, or to create specific illumination patterns and immersive lighting experiences.
Systems that combine data from multiple camera sensors or capture multiple images from different perspectives or qualities, often involving image processing techniques like synthesis to create enhanced or comprehensive views.
Methods and systems for identifying anomalies, failures, or impending issues within electric motors or their associated drive and power management circuits, often by monitoring electrical or operational parameters.
Development of devices and methods for non-invasive or minimally invasive collection and analysis of physiological data, often from wearable sensors, to monitor health, activity, or specific conditions.
Systems that combine light sources, waveguides, and display elements into unified products for backlighting, automotive applications, general lighting, or color-corrected displays.
Methods and apparatus for improving the visual fidelity, resolution, or compression efficiency of video signals, often through advanced processing, up-scaling, or neural network-based filters.
Focuses on novel semiconductor materials, heterostructures, and doping profiles to improve photovoltaic conversion efficiency, stability, and spectral response.
Focuses on advanced pixel architectures, often involving vertical stacking (3D) or silicon-on-insulator (SOI) structures, to improve performance, density, or functionality of photodiodes, transistors, and floating diffusion regions within image sensor pixels.
Techniques for optimizing light capture, transmission, and internal reflection within photovoltaic devices, including surface texturing, anti-reflection coatings, and light concentration or redistribution.
Techniques and circuits designed to regulate output, manage input variations, mitigate resonance, or ensure stable operation of power converters under diverse load and source conditions. This includes adaptive, predictive, or fault-tolerant control schemes.
Patents
Showing 1-10 of 405