Fujioka, Japan

Ryota Kubo

This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Pencil Company, Limited. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryota Kubo. Retrieved from https://idiyas.com/inventor/ryota-kubo-m53dcjtb

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Ryota Kubo: Innovator in Sustainable Cosmetic and Pencil Design

Introduction

Ryota Kubo is a notable inventor based in Fujioka, Japan. He has made significant contributions to the design of environmentally friendly products, particularly in the field of cosmetics and writing instruments. His innovative approach focuses on sustainability while maintaining functionality.

Latest Patents

Kubo holds a patent for a unique shaft body designed for pencils and cosmetic products. This invention, titled "Shaft body of pencil or cosmetic," addresses the need for a shaft that offers the same ease of shaving as traditional wood shafts while minimizing environmental impact. The shaft body is made by coating a pencil lead or a rod-shaped cosmetic with a specially formulated material composition that includes naturally-derived materials and binders. This innovation not only enhances user experience but also promotes eco-friendliness.

Career Highlights

Ryota Kubo is currently associated with Mitsubishi Pencil Company, Limited, where he continues to develop innovative products. His work reflects a commitment to combining practicality with environmental responsibility. Kubo's patent demonstrates his ability to think creatively and address modern challenges in product design.

Collaborations

Kubo collaborates with Satoru Banzai, a fellow innovator, to further enhance the development of sustainable products. Their partnership exemplifies the importance of teamwork in driving innovation.

Conclusion

Ryota Kubo's contributions to the field of sustainable design in cosmetics and writing instruments highlight the potential for innovation to address environmental concerns. His work serves as an inspiration for future inventors aiming to create products that are both functional and eco-friendly.

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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