Oarai, Japan

Hiroko Watanabe

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroko Watanabe. Retrieved from https://idiyas.com/inventor/hiroko-watanabe-7zvwy31b

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


Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Hiroko Watanabe: Innovator in Exhaust Gas Purification Technology

Introduction

Hiroko Watanabe is a prominent inventor based in Oarai, Japan. She has made significant contributions to the field of environmental technology, particularly in the area of exhaust gas purification. With a focus on reducing harmful emissions from diesel engines, her work is vital for promoting cleaner air and sustainable practices.

Latest Patents

Hiroko Watanabe holds 1 patent for her innovative exhaust gas purification apparatus. This apparatus is designed to purify exhaust gas emitted from diesel internal combustion engines, effectively removing harmful substances such as particulates, NOx, HC, and CO. The system includes a removal part that traps particulates, a purification part that processes NOx, HC, and CO through contact, and a heat transfer part that utilizes heat generated in the removal part to enhance purification efficiency.

Career Highlights

Watanabe is currently employed at Hitachi, Ltd., a leading company in technology and engineering. Her role at Hitachi allows her to work on cutting-edge projects that aim to improve environmental sustainability through innovative engineering solutions.

Collaborations

Hiroko collaborates with talented colleagues, including Osamu Kuroda and Yuichi Kitahara, who contribute to her projects and enhance the overall research and development efforts within the company.

Conclusion

Hiroko Watanabe's work in exhaust gas purification technology exemplifies her commitment to environmental innovation. Her contributions are essential for advancing cleaner technologies and reducing harmful emissions from diesel engines.

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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