Iwatsuki, Japan

Katsumi Nakazato

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Jukogyo Kabushiki Kaisha. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Nakazato. Retrieved from https://idiyas.com/inventor/katsumi-nakazato

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 = 17(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Katsumi Nakazato: Innovator in Engine Exhaust Technology

Introduction

Katsumi Nakazato is a notable inventor based in Iwatsuki, Japan. He has made significant contributions to the field of engine exhaust technology. His innovative approach has led to the development of a unique engine exhaust apparatus that addresses common issues related to exhaust noise and gas purification.

Latest Patents

Katsumi Nakazato holds a patent for an engine exhaust apparatus. This apparatus features a sound suppressing section designed to lower the exhaust noise level as exhaust gas is discharged from the exhaust port. The design includes an ejector section that introduces secondary air into the exhaust gas, enhancing the mixing of gases. Additionally, a post-treatment section purifies the gas mixture delivered from the ejector section. This innovative design ensures that the ejector effect is not diminished by the sound suppressing section, which is subject to high flow resistance. As a result, the exhaust noise level can be significantly reduced while maintaining a low-cost and simple construction.

Career Highlights

Katsumi Nakazato is associated with Fuji Jukogyo Kabushiki Kaisha, where he continues to work on advancements in engine technology. His dedication to innovation has positioned him as a key figure in his field.

Collaborations

Katsumi has collaborated with notable coworkers, including Yasuhito Yamaki and Hiroaki Kaneko. Their combined expertise contributes to the ongoing development of innovative solutions in engine technology.

Conclusion

Katsumi Nakazato's work in engine exhaust technology exemplifies the impact of innovation on improving environmental standards and operational efficiency. His contributions continue to influence the 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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