Fuji, Japan

Keigo Ishihara

This inventor holds 1 USPTO granted patent. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keigo Ishihara. Retrieved from https://idiyas.com/inventor/keigo-ishihara

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


Company Filing History:


Years Active: 2017

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1 patent (USPTO):Explore Patents

Title: Keigo Ishihara: Innovator in Internal Combustion Engine Technology

Introduction

Keigo Ishihara is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of internal combustion engine technology. His innovative approach has led to the development of a unique controller designed to enhance engine efficiency and performance.

Latest Patents

Ishihara holds a patent for a "Controller for Internal Combustion Engine." This invention involves an internal combustion engine mounted on a vehicle, which includes an exhaust passage equipped with a catalyst. The controller features a processor that performs several critical functions. It executes an auto-stopping process when the engine is idling and initiates an auto-restarting process when the engine is automatically stopped. Additionally, the processor corrects the amount of fuel injected into the engine, increasing the fuel injection amount by a correction amount after the auto-restarting process begins. The correction amount is adjusted based on the amount of oxygen stored in the catalyst at the time the auto-stopping process is initiated. This innovative technology aims to improve fuel efficiency and reduce emissions.

Career Highlights

Keigo Ishihara is currently employed at Toyota Jidosha Kabushiki Kaisha, a leading automotive manufacturer. His work at Toyota has allowed him to focus on developing advanced technologies that contribute to the automotive industry. His dedication to innovation has positioned him as a key player in the field of engine technology.

Collaborations

Ishihara has collaborated with talented colleagues, including Keiichi Myojo and Kenta Ito. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Keigo Ishihara's contributions to internal combustion engine technology exemplify the spirit of innovation. His patented controller represents a significant advancement in engine efficiency and environmental sustainability. Through his work at Toyota and collaborations with fellow inventors, Ishihara continues to push the boundaries of 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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