Yokohama, Japan

Miyuki Shouji

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Pencil Company, Limited. Active years: 2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Miyuki Shouji. Retrieved from https://idiyas.com/inventor/miyuki-shouji

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 = 3(Granted Patents)


Company Filing History:


Years Active: 2005

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Miyuki Shouji

Introduction

Miyuki Shouji is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of writing instruments, particularly with her innovative designs for oil-based ink ballpoint pens. Her work has garnered attention for its practicality and effectiveness in enhancing the writing experience.

Latest Patents

Miyuki Shouji holds a patent for a refill designed for oil-based ink ballpoint pens. This refill inhibits starving at the beginning of writing and protects the pen point. It also prevents the ink solvent from absorbing moisture from the outside and volatilizing over time. The refill is noted for providing a soft and smooth writing feel. The design includes a volatilization-inhibiting seal member, such as a sealing coat made from an olefin base thermoplastic sticking agent, which is formed at the tip of the refill. This refill can be charged into a defined oil-based ink ballpoint pen.

Career Highlights

Miyuki Shouji is associated with Mitsubishi Pencil Company, Limited, where she has been able to apply her inventive skills to develop practical solutions for everyday writing needs. Her dedication to innovation has led to the creation of products that enhance user experience and functionality.

Collaborations

Miyuki has collaborated with notable coworkers, including Takayuki Ikai and Syuji Ichikawa. Their combined efforts have contributed to the advancement of writing instrument technology.

Conclusion

Miyuki Shouji's contributions to the field of writing instruments exemplify her innovative spirit and dedication to enhancing the writing experience. Her patent for the oil-based ink ballpoint pen refill showcases her ability to solve practical problems through inventive design.

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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