Company patents
SONAR AUTO PARTS CO., LTD.
SONAR AUTO PARTS CO., LTD.'s patent strategy appears to have undergone a significant shift, with a complete cessation of new patent filings across all identified categories in 2025 and so far in 2026. This is particularly surprising given their prior activity in Non-portable Lighting Devices (12.0% of portfolio) and Vehicle Lighting & Signaling (4.0% of portfolio), both of which saw a 100.0% decline in new patents in 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.
50 US filings (since 2023) · 4 categories · 5 themes
Optical systems and components specifically designed for automotive lighting applications, focusing on beam pattern generation, light distribution, and compact integration within vehicle structures.
Systems that dynamically adjust vehicle headlamp beam patterns, direction, or intensity based on driving conditions, vehicle state, or detected objects to improve visibility and safety.
Systems and methods for dynamically adjusting light output, distribution, color, or intensity based on environmental conditions, user presence, content, or specific application needs.
Combining lighting elements with other functional components or into complex structures, such as mirrors, emblems, or multi-function fixtures, often involving advanced optical or thermal management.
Utilizing vehicle lights for communication, warnings, or signaling to other vehicles, pedestrians, or external systems, beyond basic turn signals and brake lights.
Patents
Showing 1-10 of 80