Yamato, Japan

Hironori Koyano

This inventor holds 8 USPTO granted patents and 8 EPO patents. Top assignees: Nagaoka University of Technology, Nissan Motor Company Limited. Active years: 2016-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironori Koyano. Retrieved from https://idiyas.com/inventor/hironori-koyano

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

Calculating rank

% Patents Active = 25.0

 

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2016-2018

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8 patents (USPTO):Explore Patents

Title: Hironori Koyano: Innovator in Power Conversion Technology

Introduction

Hironori Koyano is a prominent inventor based in Yamato, Japan, known for his significant contributions to power conversion technology. With a total of eight patents to his name, Koyano has developed innovative solutions that enhance the efficiency of electrical power systems.

Latest Patents

Koyano's latest patents include a power conversion device designed to convert polyphase AC power directly to AC power. This apparatus features a conversion circuit that incorporates first and second switching devices connected to the phases R, S, and T of the polyphase AC power. The design allows for electrical switching operations in both directions, optimizing the performance of power conversion. Additionally, he has developed a three-phase to single-phase power conversion device that reduces wiring between condensers and switches. This innovation also utilizes a conversion circuit with multiple switching devices and condensers, minimizing the wiring distance and enhancing the overall efficiency of the system.

Career Highlights

Throughout his career, Koyano has worked with notable organizations, including Nissan Motor Company Limited and Nagaoka University of Technology. His experience in these institutions has allowed him to refine his expertise in electrical engineering and power systems.

Collaborations

Koyano has collaborated with esteemed colleagues such as Takamasa Nakamura and Kouji Yamamoto. Their joint efforts have contributed to advancements in the field of power conversion technology.

Conclusion

Hironori Koyano's innovative work in power conversion technology has made a significant impact on the industry. His patents reflect a commitment to enhancing electrical systems, showcasing his role as a leading inventor in this field.

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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