Tokyo, Japan

Kimie Nagai

This inventor holds 5 USPTO granted patents. Top assignee: Showa Denko K.k.. Active years: 1991-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kimie Nagai. Retrieved from https://idiyas.com/inventor/kimie-nagai

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 = 4.5

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1991-1993

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5 patents (USPTO):Explore Patents

Title: Innovations of Kimie Nagai

Introduction

Kimie Nagai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of liquid crystal technology, holding a total of 5 patents. His work focuses on the development of optically active compounds that have various applications in electronic devices.

Latest Patents

One of his latest patents is a process for producing an optically active benzoic acid derivative. This derivative is represented by a specific formula, wherein R denotes a straight chain alkyl group with 6 to 14 carbon atoms. The invention also includes a liquid crystal device element that utilizes this benzoic acid derivative, which exhibits a chiral smectic phase over a wide temperature range, a large spontaneous polarization, and a high-speed response. Another notable patent involves amine derivatives that possess liquid crystal properties over a wide temperature range. The amine derivative is represented by a detailed formula, showcasing its potential for various applications in liquid crystal technology.

Career Highlights

Kimie Nagai is currently employed at Showa Denko K.K., where he continues to innovate and develop new technologies. His expertise in liquid crystal materials has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Kimie has collaborated with notable coworkers, including Ayako Kurotaki and Chozo Inoue. These collaborations have further enhanced his research and development efforts in the field of liquid crystals.

Conclusion

Kimie Nagai's contributions to liquid crystal technology through his patents and collaborations highlight his importance as an inventor. His work continues to influence advancements in electronic devices and materials science.

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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