Tokyo, Japan

Kumiko Yokonuma

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Gc Corporation. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kumiko Yokonuma. Retrieved from https://idiyas.com/inventor/kumiko-yokonuma

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 = 2.4

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 2013-2025

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3 patents (USPTO):Explore Patents

Title: Kumiko Yokonuma: Innovator in Dental Care Solutions

Introduction

Kumiko Yokonuma is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of dental care, particularly through her innovative patents. With a total of three patents to her name, Yokonuma has focused on enhancing the effectiveness and usability of dental floss.

Latest Patents

Yokonuma's latest patents include a unique dental floss, a continuous dental floss, and a method for manufacturing continuous dental floss. Her invention provides a dental floss that maintains its cleaning performance while being easy to handle due to its high rigidity. The dental floss consists of a floss part formed by twisting multiple filaments together without tying them up, along with tied-up parts that are continuously provided with the floss part. Each tied-up part is designed to cover the filaments with a contour part in cross-section, ensuring both functionality and ease of use.

Career Highlights

Kumiko Yokonuma is currently employed at Gc Corporation, where she continues to develop innovative dental care products. Her work has garnered attention for its practical applications and improvements in oral hygiene.

Collaborations

Yokonuma collaborates with talented coworkers, including Kaori Tokui and Masaru Nakamura, who contribute to her projects and innovations.

Conclusion

Kumiko Yokonuma's contributions to dental care through her inventive patents highlight her dedication to improving oral hygiene solutions. Her work continues to influence the industry and enhance the user experience in dental care.

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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