Osaka, Japan

Hiroyuki Hosoi

This inventor holds 2 USPTO granted patents and 8 published patent applications. Top assignees: Panasonic Automotive Systems Co., Ltd., Panasonic Automotive Systems Co., Ltd.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Hosoi. Retrieved from https://idiyas.com/inventor/hiroyuki-hosoi-ym5hmx75

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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2 patents (USPTO):Explore Patents

Title: Hiroyuki Hosoi - Innovator in Charging Systems

Introduction

Hiroyuki Hosoi is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of charging systems, particularly through his innovative designs and patents. His work is recognized for its technical sophistication and practical applications in modern technology.

Latest Patents

Hiroyuki Hosoi holds a patent for a charging system that includes an AC-DC converter, a DC-DC converter, and a control circuit. The AC-DC converter is connected between an input node and an intermediate node, allowing it to be connected to a power source. The DC-DC converter is linked between the intermediate node and an output node, which connects to a battery. The control circuit is designed to manage the voltage of the intermediate node, optimizing the efficiency by minimizing losses in both converters based on various parameters, including input power, output power, and ambient temperature. This innovative approach enhances the performance and reliability of charging systems.

Career Highlights

Hiroyuki Hosoi is currently employed at Panasonic Automotive Systems Co., Ltd., where he continues to develop cutting-edge technologies in the automotive sector. His expertise in electrical engineering and system design has positioned him as a key player in the advancement of charging solutions.

Collaborations

Hiroyuki has collaborated with Atsushi Seki, working together to push the boundaries of innovation in their field. Their partnership exemplifies the importance of teamwork in achieving technological breakthroughs.

Conclusion

Hiroyuki Hosoi's contributions to charging systems reflect his dedication to innovation and excellence. His patent and ongoing work at Panasonic Automotive Systems Co., Ltd. highlight his role as a leading inventor in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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