Company patents
XIAMEN LEEDARSON LIGHTING CO., LTD
XIAMEN LEEDARSON LIGHTING CO., LTD's patent strategy reveals a surprising shift away from its core lighting categories, with 'Lighting Devices (Functional Features)' declining by 62.5% in 2025 and 'Electric Heating & Lighting Control' showing an 80.0% YoY decline in 2024. While traditional lighting areas are deprioritized, there's an emerging, albeit small, focus on 'Light-Emitting Devices (LEDs)' with 2 patents in 2025, and a continued interest in 'Sterilization & Biocompatible Materials' with 1 patent in both 2024 and 2025.
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.
39 US filings (since 2023) · 11 categories · 14 themes
Compact and lightweight lighting devices designed to be worn on the body or easily carried, often featuring ergonomic designs, integrated power sources, and adjustable illumination.
Systems and methods for dynamically adjusting light output, distribution, color, or intensity based on environmental conditions, user presence, content, or specific application needs.
Optical systems and components specifically designed for automotive lighting applications, focusing on beam pattern generation, light distribution, and compact integration within vehicle structures.
Mechanical designs for robust light fixture housings, mounting assemblies, and environmental protection, particularly for outdoor or public installations like streetlights and signage.
Design features and materials that protect lighting components, such as lenses or electrical connections, from environmental factors like debris, moisture, impacts, or tampering.
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.
Lighting systems designed to be integrated directly into handheld tools or portable work equipment, often featuring compact designs, robust housings, and specific light direction for work areas.
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.
Mechanical and thermal package design for LED modules, including heat sinks, thermal pads, flexible PCBs, and component housings for heat dissipation.
Systems and methods for coordinating and automating the control of electric heating and lighting devices within a broader environment, often involving sensors, communication networks, and user-defined rules.
Designs and materials for light guides, waveguides, and collimators that efficiently direct, distribute, or shape light, often incorporating microstructures, reflective elements, or specific geometries.
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.
Focuses on optimizing the geometry, structure, and internal flow channels of impellers, blades, and housings to improve fluid dynamics, efficiency, or specific performance characteristics of centrifugal pumps and fans.
Systems and methods for monitoring, regulating, and diagnosing the performance and health of pumps and fans, including speed control, flow rate management, abnormality detection, and safety mechanisms like overspeed safeguards.
Patents
Showing 1-5 of 5
Advanced Light Guide Structures