Hiroshima, Japan

Fukuichi Yokogawa

This inventor holds 2 USPTO granted patents. Top assignees: Mazda Motor Corporation, Yumex Corporation. Active years: 1991-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fukuichi Yokogawa. Retrieved from https://idiyas.com/inventor/fukuichi-yokogawa

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 1991-1992

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2 patents (USPTO):Explore Patents

Title: **Fukuichi Yokogawa: Pioneering Innovation in Engine Exhaust Systems**

Introduction

Fukuichi Yokogawa, hailing from Hiroshima, Japan, is an accomplished inventor known for his significant contributions to the field of automotive engineering. With two patents to his name, Yokogawa has focused primarily on innovations related to exhaust systems, showcasing his expertise and commitment to enhancing vehicle performance and efficiency.

Latest Patents

Yokogawa's latest inventions include an innovative exhaust system for a sideway-mounted engine and a sophisticated engine exhaust apparatus. The exhaust system design features first and second cylinder rows arranged substantially parallel, enabling optimized spacing and functionality. This system utilizes dual exhaust pipes, strategically connecting to each cylinder row and merging into a common exhaust pipe at the rear of the engine.

The engine exhaust apparatus consists of a unique silencer that includes a cylindrical shell and multiple partition walls dividing its internal space into four chambers. The design incorporates an inlet pipe with strategically placed small holes to improve sound absorption, ensuring a quieter engine operation. This innovative approach stands as a testament to Yokogawa's dedication to improving engine efficiency and reducing overall noise levels.

Career Highlights

Fukuichi Yokogawa's career is highlighted by his tenure at renowned automotive companies such as Mazda Motor Corporation and Yumex Corporation. His experience at these esteemed organizations provided him with a robust foundation in engineering and product development, ultimately facilitating his inventive journey.

Collaborations

Throughout his career, Yokogawa has collaborated with notable colleagues, including Nobuyasu Hisashige and Makoto Shinhama. These partnerships not only fostered a creative exchange of ideas but also contributed to the successful realization of innovative products in the automotive industry.

Conclusion

Fukuichi Yokogawa's contributions to the field of engine exhaust systems underscore his role as a pivotal inventor in automotive engineering. With two patents reflecting advanced technologies and innovative designs, Yokogawa's work continues to inspire future innovations in vehicle performance. His collaborations and extensive experience in the industry reveal the importance of teamwork and shared knowledge in driving technological advancements.

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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