Company patents

HIROSE ELECTRIC CO., LTD.

HIROSE ELECTRIC CO., LTD. surprisingly maintains an overwhelming focus on Electrical Connectors, representing 86.8% of its patent portfolio, despite a recent decline of 19.5% in 2025 and 15.2% so far in 2026. While core to their business, the company is also showing a notable emerging focus in Printed Circuits & Electronic Assemblies, with 4 patents so far in 2026 after a complete absence in 2023 and 2025, indicating a potential shift in R&D priorities.

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.

151 US filings (since 2023) · 4 categories · 10 themes

Power & Hybrid Connector Design

Connectors specifically designed for high current or voltage applications, often incorporating features for power delivery, thermal management, or combining power and signal lines.

Electrical Connectors
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109since 2023
-16.7%YoY
Robust Electrical Contact Systems

Design of contact elements and their interaction to ensure stable, low-resistance electrical connection under various mechanical and environmental conditions, including spring forces and material choices.

Electrical Connectors
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87since 2023
-29.0%YoY
Cable Termination & Management

Systems and methods for preparing, organizing, and electrically connecting individual conductors or cable bundles to connector terminals, ensuring reliable contact and strain relief.

Electrical Connectors
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78since 2023
-25.0%YoY
Connector Locking Mechanisms

Mechanical features or components integrated into connector housings or mating interfaces to ensure secure engagement and prevent accidental disengagement.

Electrical Connectors
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69since 2023
-33.3%YoY
Magnetic Position Sensing

Methods and devices that determine the position, angle, or distance of an object by detecting changes in magnetic fields or inductive coupling.

Measurement (Non-specific)
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6since 2023
0.0%YoY
Semiconductor Electrical Test

Techniques and apparatus for electrically testing semiconductor devices, integrated circuits, or wafers during manufacturing or post-assembly, including built-in self-test (BIST) and contact reliability assessment.

Electrical Measurement
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3since 2023
n/a
Advanced Electronic Packaging

Methods and structures for integrating and enclosing electronic components into compact, multi-functional modules, often involving embedded components, multi-layer substrates, and electromagnetic shielding for performance and miniaturization.

Printed Circuits & Electronic Assemblies
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2since 2023
new
Device Enclosure & Material Engineeringfiltered

Methods and materials used to construct robust and protective enclosures for electronic devices, focusing on structural integrity, impact resistance, thermal dissipation, and specialized material properties for enhanced durability.

Printed Circuits & Electronic Assemblies
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1since 2023
new
High-Speed Signal Integrity

Design techniques and components within connectors to minimize signal degradation, crosstalk, and impedance mismatches for high-frequency data transmission.

Electrical Connectors
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1since 2023
new
Magnetic Resonance Sensing

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.

Electrical Measurement
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1since 2023
new

Patents

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