Mishima, Japan

Masayoshi Nakagawa

This inventor holds 7 USPTO granted patents and 4 EPO patents. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 2012-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Nakagawa. Retrieved from https://idiyas.com/inventor/masayoshi-nakagawa-bpip0bba

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

Calculating rank

% Patents Active = 42.9

 

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 20(Granted Patents)


Location History:

  • Gotenba, JP (2012)
  • Mishima, JP (2017 - 2022)

Company Filing History:


Years Active: 2012-2025

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7 patents (USPTO):Explore Patents

Title: The Innovations of Masayoshi Nakagawa

Introduction

Masayoshi Nakagawa is a prominent inventor based in Mishima, Japan. He has made significant contributions to the field of internal combustion engine technology, holding a total of seven patents. His work focuses on improving engine efficiency and performance through innovative control devices and cooling systems.

Latest Patents

One of Nakagawa's latest patents is an internal combustion engine control device. This device determines whether condensed water is generated in the merging portion of the intake passage when EGR gases are introduced. It assesses the engine's load conditions based on engine speed and torque, allowing for optimized performance. Another notable patent is a cooling system for internal combustion engines equipped with an EGR device. This system includes an intercooler, an EGR cooler, and a condensed water discharger, all designed to enhance the cooling efficiency of the engine.

Career Highlights

Masayoshi Nakagawa is currently employed at Toyota Jidosha Kabushiki Kaisha, where he continues to innovate in the automotive sector. His work has been instrumental in developing technologies that improve engine performance and reduce emissions.

Collaborations

Throughout his career, Nakagawa has collaborated with talented colleagues such as Tomoyuki Kogo and Terutoshi Tomoda. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Masayoshi Nakagawa's contributions to internal combustion engine technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing engine efficiency and performance, making a lasting impact in the automotive 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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