Nishinomiya, Japan

Naoki Yamaguchi

This inventor holds 2 USPTO granted patents. Top assignees: Nabco Limited, Westinghouse Air Brake Company. Active years: 1998-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Yamaguchi. Retrieved from https://idiyas.com/inventor/naoki-yamaguchi-buxsy0xt

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 = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Nishinomiya, JP (1998)
  • Nishiuomiya, JP (1999)

Company Filing History:


Years Active: 1998-1999

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2 patents (USPTO):Explore Patents

Title: Naoki Yamaguchi: Innovator in Fluid Pressure Control Technology

Introduction

Naoki Yamaguchi is a notable inventor based in Nishinomiya, Japan. He has made significant contributions to the field of fluid pressure control, holding a total of 2 patents. His work focuses on enhancing the efficiency and reliability of solenoid valve systems.

Latest Patents

Yamaguchi's latest patents include a fluid pressure control device and a solenoid valve control device. The fluid pressure control device features a 3-position solenoid valve that can switch between supply, overlapping, and exhaust positions. It utilizes a drive command setting unit to ensure that the pressure command signal aligns with the feedback signal from the output pressure. Additionally, it incorporates a compensating value setting unit to adjust the drive command value based on pressure differentials. The solenoid valve control device employs fuzzy reasoning to calculate command current values, allowing for smoother transitions between pressure states and minimizing sudden changes in output pressure.

Career Highlights

Throughout his career, Naoki Yamaguchi has worked with prominent companies such as Westinghouse Air Brake Company and Nabco Limited. His experience in these organizations has contributed to his expertise in fluid control technologies.

Collaborations

Yamaguchi has collaborated with various professionals in his field, including his coworker Osamu Akamatsu. Their joint efforts have further advanced the development of innovative solutions in fluid pressure control.

Conclusion

Naoki Yamaguchi's contributions to fluid pressure control technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of complex systems and a drive to improve operational efficiency.

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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