Toyota, Japan

Riemi Tanizawa

This inventor holds 2 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Other. Active years: 2003-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Riemi Tanizawa. Retrieved from https://idiyas.com/inventor/riemi-tanizawa

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 = 4.8

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 2003-2004

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2 patents (USPTO):Explore Patents

Title: Riemi Tanizawa: Innovator in Exhaust Gas Purification

Introduction

Riemi Tanizawa is a notable inventor based in Toyota, Japan. She has made significant contributions to the field of exhaust gas purification, holding a total of 2 patents. Her work focuses on developing catalysts that enhance the efficiency of exhaust gas treatment processes.

Latest Patents

Tanizawa's latest patents include a catalyst for exhaust gas purification and a process for producing the same. The catalyst is designed to purify exhaust gas by incorporating a support made of rutile titania. It features an NO storage material that includes elements selected from alkali metals, alkaline-earth metals, and rare-earth elements. This innovative design allows the NO storage material to decompose effectively, even when subjected to sulfur poisoning, thereby maintaining a high NO conversion ratio at elevated temperatures.

Career Highlights

Throughout her career, Riemi Tanizawa has worked with Toyota Jidosha Kabushiki Kaisha, where she has contributed to various projects focused on environmental sustainability and emissions reduction. Her expertise in catalyst development has positioned her as a key player in the automotive industry.

Collaborations

Tanizawa has collaborated with esteemed colleagues such as Yasuo Ikeda and Hiroshi Hirayama. These partnerships have fostered innovation and have been instrumental in advancing her research in exhaust gas purification technologies.

Conclusion

Riemi Tanizawa's contributions to the field of exhaust gas purification exemplify her commitment to innovation and environmental sustainability. Her patents reflect a deep understanding of catalyst technology and its application in reducing harmful emissions.

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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