Nagoya, Japan

Jun Kitagawa

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent. Top assignee: Ngk Insulators, Inc.. Active years: 1985-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Kitagawa. Retrieved from https://idiyas.com/inventor/jun-kitagawa-3j1pfsho

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 = 3.3

ph-index = 3

Forward Citations = 156(Granted Patents)


Company Filing History:


Years Active: 1985-1989

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3 patents (USPTO):Explore Patents

Title: Innovations of Jun Kitagawa

Introduction

Jun Kitagawa is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of engineering, particularly in the development of ceramic technologies. With a total of 3 patents to his name, Kitagawa's work focuses on improving the efficiency of exhaust gas purification systems.

Latest Patents

One of his latest patents is a ceramic honeycomb filter designed for purifying exhaust gases from combustion engines. This innovative filter features a ceramic honeycomb structure that is formed by extruding and includes numerous through-passages. These passages are alternately closed at their ends by ceramic closure members, allowing for the effective capture of fine particles in the exhaust gases. The filter comprises porous ceramic layers that are strategically placed on the partition walls, enhancing its ability to purify exhaust gases.

Another significant patent by Kitagawa is the ceramic honeycomb body, which consists of a plurality of through holes defined by partition walls. These walls are separated from each other, and fins are integrally formed with selected partition walls. This design allows the cross-sectional area of the through hole to be selectively reduced by the fins, optimizing the flow of exhaust gases.

Career Highlights

Jun Kitagawa is currently employed at NGK Insulators, Inc., a company renowned for its advanced ceramic products. His work at NGK has allowed him to push the boundaries of ceramic technology and contribute to environmentally friendly solutions in the automotive industry.

Collaborations

Throughout his career, Kitagawa has collaborated with several talented individuals, including Shigeru Mochida and Masaru Kojima. These collaborations have fostered innovation and have led to the successful development of various technologies.

Conclusion

Jun Kitagawa's contributions to ceramic technology and exhaust gas purification are noteworthy. His innovative patents reflect his commitment to improving environmental standards in engineering. His work continues to influence the industry and pave the way for future advancements.

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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