Kakegawa, Japan

Shunsuke Haga

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Cataler Corporation, Toyota Jidosha Kabushiki Kaisha. Active years: 2019-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shunsuke Haga. Retrieved from https://idiyas.com/inventor/shunsuke-haga

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2019-2023

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2 patents (USPTO):Explore Patents

Title: Shunsuke Haga: Innovator in Exhaust Gas Cleaning Technology

Introduction

Shunsuke Haga is a notable inventor based in Kakegawa, Japan. He has made significant contributions to the field of exhaust gas cleaning technology, holding a total of 2 patents. His work focuses on improving the efficiency and effectiveness of catalytic devices used in reducing harmful emissions.

Latest Patents

Haga's latest patents include an innovative exhaust gas cleaning catalytic device. This device features a base material with a first catalyst coat layer that has both pre-stage and post-stage sections. The pre-stage section is designed to be in direct contact with the exhaust gas flow, while both sections contain inorganic oxide particles and rhodium. Notably, the ceria amount in the post-stage section is greater than in the pre-stage section, enhancing its catalytic performance.

Another significant patent is for an exhaust gas purifying catalyst that effectively suppresses deterioration due to noble metal aggregation at high temperatures. The production method involves creating a porous carrier made from alumina-ceria-zirconia composite oxide particles and supporting a noble metal catalyst on it. This innovative approach ensures the catalyst maintains its effectiveness over time.

Career Highlights

Shunsuke Haga has worked with prominent companies in the automotive and chemical industries, including Toyota Motor Corporation and Cataler Corporation. His experience in these organizations has allowed him to develop and refine his expertise in catalytic technologies.

Collaborations

Haga has collaborated with notable colleagues such as Takaaki Kanazawa and Isao Naito. Their combined efforts have contributed to advancements in exhaust gas cleaning technologies.

Conclusion

Shunsuke Haga's contributions to exhaust gas cleaning technology through his patents and collaborations highlight his role as an influential inventor in this critical field. His work continues to impact the automotive industry and environmental sustainability.

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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