Kariya, Japan

Kazuyoshi Sugaya

This inventor holds 5 USPTO granted patents. Top assignees: Nippondenso Co., Ltd., Toyota Jidosha Kogyo Kabushiki Kaisha. Active years: 1980-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuyoshi Sugaya. Retrieved from https://idiyas.com/inventor/kazuyoshi-sugaya

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 = 2.1

ph-index = 3

Forward Citations = 23(Granted Patents)


Company Filing History:


Years Active: 1980-1992

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5 patents (USPTO):Explore Patents

Title: Kazuyoshi Sugaya: Innovator in Electromagnetic Fuel Injection Technology

Introduction

Kazuyoshi Sugaya, a notable inventor based in Kariya, Japan, holds five patents to his name, showcasing his significant contributions to engineering and technology. His innovative work primarily focuses on advancements in internal combustion engine components, particularly in fuel injection systems.

Latest Patents

Among Sugaya's latest inventions is the electromagnetic fuel injection valve designed for internal combustion engines. This cutting-edge technology features a valve body that includes a valve seat and an adjustable valve member. The valve member is actuated by an electromagnetic actuator, allowing it to toggle between a closed position—where it stops the fuel supply—and an open position—where fuel flow is permitted.

The design includes a metering portion that collaborates with the valve seat to create a precise fuel metering gap when the valve is open. Notably, the configuration ensures that the metering portion remains submerged in fuel even when the valve member is in the closed position, thereby enhancing reliability and performance.

Career Highlights

Sugaya's professional journey includes significant tenures at Nippondenso Co., Ltd. and Toyota Jidosha Kogyo Kabushiki Kaisha. His roles at these esteemed companies have facilitated his growth as an innovator in automotive technology. The expertise he garnered during these years has shaped many of his inventions, particularly those aimed at improving engine efficiency and performance.

Collaborations

Throughout his career, Sugaya has collaborated with various skilled professionals, including Kiyoshi Isogai and Hideto Takeda. These collaborations have fostered an environment of innovation and creativity, enabling the development of superior technologies in the automotive sector.

Conclusion

Kazuyoshi Sugaya's dedication to invention and innovation in fuel injection technology embodies the spirit of progress in the automotive industry. With his significant patents and collaborations, he has made impactful contributions that continue to shape the future of internal combustion engines. As technology evolves, Sugaya's work will likely remain influential in driving advancements in engine design and performance.

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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