Aichi, Japan

Yui Morigaki

This inventor holds 1 USPTO granted patent and 3 published patent applications. Top assignees: Kabushiki Kaisha Pilot Corporation, The Pilot Ink Co., Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yui Morigaki. Retrieved from https://idiyas.com/inventor/yui-morigaki

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

USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Yui Morigaki: Innovator in Thermochromic Technology

Introduction

Yui Morigaki is a notable inventor based in Aichi-ken, Japan. She has made significant contributions to the field of thermochromic materials, particularly through her innovative patent that showcases a unique approach to color-changing compositions. Her work has the potential to impact various industries, including writing instruments and consumer products.

Latest Patents

Morigaki holds a patent for a "Reversibly thermochromic composition, reversibly thermochromic microcapsule pigment encapsulating reversibly thermochromic composition, and writing instrument using reversibly thermochromic microcapsule pigment." This highly marketable composition provides a black color during color development by utilizing a fluoran derivative with a specific structure as an electron-donating color-developing organic compound. The composition turns colorless during decoloration, offering excellent contrast between the colored and decolored states. It includes a fluoran derivative, an electron-accepting compound, and a reaction medium that induces an electron transfer reaction within a specific temperature range.

Career Highlights

Throughout her career, Yui Morigaki has worked with prominent companies in the industry. She has been associated with The Pilot Ink Co., Ltd. and Kabushiki Kaisha Pilot Corporation, where she has contributed her expertise in thermochromic technologies. Her innovative spirit and dedication to research have positioned her as a key player in her field.

Collaborations

Morigaki has collaborated with various professionals, including her coworker Hiroshi Umemoto. Their joint efforts have further advanced the development of thermochromic materials and applications.

Conclusion

Yui Morigaki's contributions to the field of thermochromic technology highlight her innovative spirit and dedication to advancing material science. Her patent and career achievements reflect her significant impact on the industry.

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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