Yamanashi, Japan

Hirokazu Nagai

This inventor holds 3 USPTO granted patents. Top assignee: Fanuc Corporation. Active years: 2021-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Nagai. Retrieved from https://idiyas.com/inventor/hirokazu-nagai

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


% Patents Active = 66.7

Average Co-Inventor Count = 3.6

ph-index = 1


Location History:

  • Yamanashi-ken, JP (2021)
  • Yamanashi, JP (2022)

Company Filing History:


Years Active: 2021-2022

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3 patents (USPTO):Explore Patents

Title: Hirokazu Nagai: Innovator in Motor Control Technology

Introduction

Hirokazu Nagai is a prominent inventor based in Yamanashi, Japan. He has made significant contributions to the field of motor control technology, holding a total of 3 patents. His innovative work focuses on enhancing the efficiency and safety of motor control systems.

Latest Patents

Nagai's latest patents include a motor control apparatus featuring a protection mechanism. This apparatus is designed to convert alternating current power from an AC source into direct current power. It incorporates an inverter that transforms the direct current power into alternating current for motor driving. The system includes a DC link voltage detection unit that monitors the voltage levels and an alarm signal output unit that alerts users in case of abnormalities. Another notable patent is a motor control apparatus that includes a main power conversion circuit and a counter electromotive force protection circuit. This design aims to prevent damage to the main power conversion circuit during abnormal conditions.

Career Highlights

Hirokazu Nagai is currently employed at Fanuc Corporation, a leading company in automation and robotics. His work at Fanuc has allowed him to apply his innovative ideas in practical applications, contributing to the advancement of motor control technologies.

Collaborations

Nagai has collaborated with notable colleagues such as Masato Watanabe and Naoki Masuda. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hirokazu Nagai's contributions to motor control technology exemplify his dedication to innovation and safety in engineering. His patents reflect a commitment to improving the functionality and reliability of motor systems.

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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