Tokyo, Japan

Jiro Kawahara

This inventor holds 1 USPTO granted patent. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jiro Kawahara. Retrieved from https://idiyas.com/inventor/jiro-kawahara

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 = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Jiro Kawahara: Innovator in Fuel Injection Systems

Introduction

Jiro Kawahara is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative fuel injection system. His work has implications for improving engine efficiency and reducing harmful emissions.

Latest Patents

Kawahara holds a patent for a fuel injection system designed for internal combustion engines. This system features a vacuum-operated air-valve actuator that maintains communication with the intake air passage at strategic points. In low load engine operation, the actuator utilizes a relatively high vacuum from the downstream side of the throttle, along with a lower vacuum in the Venturi. This mechanism increases the air valve's opening, thereby reducing the vacuum in the Venturi and minimizing the density of unburnt ingredients in the engine exhaust gases. He has 1 patent to his name.

Career Highlights

Kawahara is associated with Honda Giken Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Honda has allowed him to apply his innovative ideas in a practical setting, contributing to advancements in engine technology.

Collaborations

Throughout his career, Kawahara has collaborated with notable colleagues, including Minoru Atsumi and Toshio Nomura. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Jiro Kawahara's contributions to fuel injection systems exemplify the importance of innovation in the automotive industry. His patent reflects a commitment to enhancing engine performance and reducing environmental impact. His work continues to influence the future of internal combustion engine technology.

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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