Sakura, Japan

Nobukatsu Yamaguchi

This inventor holds 4 USPTO granted patents. Top assignees: Hitachi Astemo Ltd., Honda Motor Co., Ltd., Keihin Corporation. Active years: 2020-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobukatsu Yamaguchi. Retrieved from https://idiyas.com/inventor/nobukatsu-yamaguchi

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Tochigi, JP (2022)
  • Sakura, JP (2020 - 2023)

Company Filing History:


Years Active: 2020-2023

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4 patents (USPTO):Explore Patents

Title: Nobukatsu Yamaguchi: Innovator in Power Conversion Technology

Introduction

Nobukatsu Yamaguchi is a prominent inventor based in Sakura, Japan. He has made significant contributions to the field of power conversion technology, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and reliability of power supply systems.

Latest Patents

Yamaguchi's latest patents include a power conversion device and a power supply system for vehicles. The power conversion device features an inverter, a step-up/down converter, capacitors, a voltage sensor, a control device, and a backup power supply. This device is designed to detect abnormalities and execute discharge control to ensure safe operation. The power supply system for vehicles incorporates a drive motor, an inverter, and a current sensor, allowing for efficient energy management and discharge control during operation.

Career Highlights

Throughout his career, Yamaguchi has worked with notable companies such as Hitachi Astemo Ltd. and Keihin Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in power conversion technology.

Collaborations

Yamaguchi has collaborated with talented individuals in his field, including Yuta Nakamura and Yasuhiko Kondo. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Nobukatsu Yamaguchi is a distinguished inventor whose work in power conversion technology has made a lasting impact. His patents reflect his commitment to innovation and efficiency in energy management.

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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