Mishima, Japan

Zenichirou Katou

This inventor holds 2 USPTO granted patents. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 1992-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Zenichirou Katou. Retrieved from https://idiyas.com/inventor/zenichirou-katou

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 = 1.6

ph-index = 2

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1992-1993

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2 patents (USPTO):Explore Patents

Title: Zenichirou Katou: Innovator in Internal Combustion Engine Technology

Introduction

Zenichirou Katou is a notable inventor based in Mishima, Japan. He has made significant contributions to the field of internal combustion engine technology. With a total of 2 patents to his name, Katou's work focuses on enhancing the efficiency and performance of engine components.

Latest Patents

Katou's latest patents include innovative designs that address critical aspects of internal combustion engines. One of his patents is a sliding bearing for an internal combustion engine. This sliding bearing features a groove formed substantially circumferentially on its inner circumferential face. The width of the groove is smaller than 0.6 mm, and the ratio of the width of the groove to the depth of the groove is larger than 40. Another significant patent is a piston cooling device for internal combustion engines. This device utilizes lubricating oil discharged from an oil pump, which is led through an inlet on the external peripheral surface of a main journal into a first oil passage. The design ensures effective lubrication and cooling of the piston, enhancing engine performance.

Career Highlights

Zenichirou Katou is associated with Toyota Jidosha Kabushiki Kaisha, a leading automotive manufacturer. His work at Toyota has allowed him to contribute to advancements in engine technology, focusing on improving the reliability and efficiency of internal combustion engines.

Collaborations

Throughout his career, Katou has collaborated with esteemed colleagues such as Yoshikatsu Nakamura and Katsuyuki Hashizume. These collaborations have fostered innovation and have led to the development of cutting-edge technologies in the automotive industry.

Conclusion

Zenichirou Katou's contributions to internal combustion engine technology through his patents and work at Toyota highlight his role as an influential inventor. His innovative designs continue to impact 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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