Toyota, Japan

Koji Suguira

This inventor holds 1 USPTO granted patent. Top assignee: Kyosan Denki Co., Ltd.. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Suguira. Retrieved from https://idiyas.com/inventor/koji-suguira

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 = 4.0

ph-index = 1

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: Koji Suguira: Innovator in Evaporative Emission Control Systems

Introduction

Koji Suguira is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of automotive technology, particularly in the area of evaporative emission control systems. His innovative approach has led to the development of a patented system that enhances fuel efficiency and reduces harmful emissions.

Latest Patents

Suguira holds a patent for an evaporative emission control system. This system includes an upper valve casing that defines a vent conduit, a lower valve casing positioned beneath the upper casing, and a float that is vertically movable based on the fuel level in a tank. The float features a valve portion that interacts with the upper valve casing, allowing for the opening and closing of a valve port. Additionally, a flow restricting device is integrated into the upper valve casing to obstruct fuel flow from the valve port to the vent conduit. This innovative design aims to improve the management of evaporative emissions in vehicles.

Career Highlights

Throughout his career, Koji Suguira has been associated with Kyosan Denki Co., Ltd., where he has contributed to various projects focused on emission control technologies. His work has been instrumental in advancing the company's reputation in the automotive sector. Suguira's dedication to innovation is evident in his successful patent application and the impact of his work on environmental sustainability.

Collaborations

Suguira has collaborated with talented individuals such as Hidemi Masuda and Hiroshi Shimamura. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the automotive industry.

Conclusion

Koji Suguira's contributions to evaporative emission control systems exemplify his commitment to innovation and environmental responsibility. His patented technology not only enhances vehicle performance but also plays a crucial role in reducing emissions. Suguira's work continues to inspire advancements in automotive 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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