Chiba, Japan

Toru Naraki

This inventor holds 1 USPTO granted patent. Top assignee: Eisai Company, Limited. Active years: 1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Naraki. Retrieved from https://idiyas.com/inventor/toru-naraki

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 = 3.0

ph-index = 1

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 1996

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Toru Naraki

Introduction

Toru Naraki is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of immunochemistry, particularly in the determination of proteins induced by vitamin K absence. His work has implications for medical diagnostics and treatment.

Latest Patents

Toru Naraki holds a patent for a method of determination of PIVKA (protein induced by vitamin K absence). This patent provides a simple immunochemical assay for various types of PIVKA, including PIVKA-VII, -IX, -X, -C, -S, and -Z. The method utilizes a double antibody sandwich approach with a solid-supported anti-PIVKA-II monoclonal antibody. Additionally, a reagent for the determination of PIVKA is disclosed in the patent.

Career Highlights

Toru Naraki is associated with Eisai Company, Limited, where he continues to contribute to advancements in medical research and diagnostics. His innovative work has garnered attention in the scientific community, showcasing his expertise in immunochemical assays.

Collaborations

Toru Naraki has collaborated with notable colleagues, including Yoshihiro Iwasaki and Keisuke Watanabe. These collaborations have further enhanced the research and development efforts within his field.

Conclusion

Toru Naraki's contributions to immunochemistry and his innovative patent for determining PIVKA highlight his role as a significant inventor in the medical field. His work continues to influence advancements in diagnostics and treatment methodologies.

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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