Hiroshima, Japan

Toshimichi Akagi

This inventor holds 20 USPTO granted patents, primarily in Internal Combustion Engines. Top assignees: Mazda Motor Corporation, Toyo Kogyo Co., Ltd.. Active years: 1982-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshimichi Akagi. Retrieved from https://idiyas.com/inventor/toshimichi-akagi

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 = 3.4

ph-index = 9

Forward Citations = 261(Granted Patents)


Company Filing History:


Years Active: 1982-1995

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Areas of Expertise:
Air Intake Device
Intake System
Supercharger
Engine Cooling Apparatus
Fuel Supply Control
Turbocharged Engines
Engine-Control Apparatus
Rotary Piston Engine
Combustion Control
Multi-Cylinder Engine
Turbo Supercharger
Exhaust Control
20 patents (USPTO):Explore Patents

Title: The Innovative Mind of Toshimichi Akagi

Introduction

Toshimichi Akagi, hailing from Hiroshima, Japan, is a prolific inventor with a remarkable portfolio of 20 patents. His contributions to the automotive industry have significantly enhanced engine performance and efficiency. Akagi's innovative solutions demonstrate a deep understanding of mechanical engineering and a commitment to excellence in automotive technology.

Latest Patents

Among his latest patents, two notable inventions stand out. The first is an "Air Intake Device for Automotive Engine," which is designed to optimize air introduction into engines. This device features an intake duct partly situated within the engine compartment, facilitating a more effective airflow. A strategically placed opening in the front wheel apron allows for seamless air passage into the engine.

The second invention is an "Intake System for an Internal Combustion Engine with a Supercharger." This innovative system incorporates a supercharger and is engineered for a power train consisting of a transverse engine paired with a transversely positioned transmission. The design includes individual downstream intake parts for each row of cylinders and integrates inter-coolers to enhance engine performance.

Career Highlights

Toshimichi Akagi has made significant contributions during his tenure at leading automotive companies such as Mazda Motor Corporation and Toyo Kogyo Co., Ltd. His expertise in engine design and intake systems has positioned him as a key figure in automotive innovations. His patents reflect a blend of creativity and technical knowledge, leading to advancements that benefit both manufacturers and consumers alike.

Collaborations

Throughout his career, Akagi has collaborated with esteemed professionals like Haruo Okimoto and Seiji Tashima. These partnerships have fostered an environment of innovation, allowing them to share insights and push the boundaries of automotive technology. Together, they have contributed to the enhancement of automotive performance and efficiency in various capacities.

Conclusion

Toshimichi Akagi is a testament to the spirit of innovation in the automotive industry. With his 20 patents and collaborative efforts, he has paved the way for advancements that continue to influence engine design. His commitment to improving vehicle performance serves as an inspiration for future inventors and engineers looking to make their mark in the world of automotive innovations.

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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