Tokyo, Japan

Fujihiko Deguchi

This inventor holds 1 USPTO granted patent. Top assignee: Nissan Motor Company Limited. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fujihiko Deguchi. Retrieved from https://idiyas.com/inventor/fujihiko-deguchi

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 = 18(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Fujihiko Deguchi: Innovator in Internal Combustion Engine Technology

Introduction

Fujihiko Deguchi is a notable inventor based in Tokyo, 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 apparatus that enhances engine performance and reliability.

Latest Patents

Deguchi holds a patent for an "Apparatus for detecting misfires in multi-cylinder type internal combustion engines." This invention utilizes a plurality of thermocouples or pressure-responsive devices located in the exhaust system. These devices are designed to detect misfires in respective cylinders. The outputs from these devices are processed by a comparator to identify misfires. Additionally, alarm and fuel feed stopping devices are activated when a misfire is detected, ensuring optimal engine operation.

Career Highlights

Fujihiko Deguchi is currently associated with Nissan Motor Company Limited, where he applies his expertise in automotive technology. His work has been instrumental in advancing the reliability and efficiency of Nissan's engine systems. With a focus on innovation, he continues to contribute to the automotive industry.

Collaborations

Deguchi has collaborated with talented colleagues such as Tadashi Nagai and Shinichiro Sakurai. Their combined efforts have fostered a creative environment that encourages technological advancements within the company.

Conclusion

Fujihiko Deguchi's contributions to internal combustion engine technology exemplify the spirit of innovation. His patent for detecting misfires showcases his commitment to enhancing engine performance. Through his work at Nissan Motor Company Limited, he continues to influence the automotive industry positively.

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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