Sagamihara, Japan

Tatsunori Kawashima

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Nikon Corporation, The University of Tokyo. Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsunori Kawashima. Retrieved from https://idiyas.com/inventor/tatsunori-kawashima

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2019-2025

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5 patents (USPTO):Explore Patents

Title: Innovations of Tatsunori Kawashima

Introduction

Tatsunori Kawashima is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of optical materials, holding a total of four patents. His work focuses on the development of advanced optical glass and related technologies.

Latest Patents

Kawashima's latest patents include innovations in optical glass, optical elements that incorporate this glass, and optical apparatuses. One of his key inventions provides optical glass containing, in terms of mol % of cations: 10 to 60% of a La component; more than 0% and up to 75% of a Ga component; and 5 to 75% of a Nb component. The total amount of the La component, Ga component, and Nb component is specified to be between 60 to 100%. This innovation aims to enhance the performance and capabilities of optical devices.

Career Highlights

Throughout his career, Tatsunori Kawashima has worked with prominent organizations such as Nikon Corporation and The University of Tokyo. His experience in these institutions has allowed him to refine his expertise in optical technologies and contribute to groundbreaking advancements in the field.

Collaborations

Kawashima has collaborated with esteemed colleagues, including Kohei Yoshimoto and Hiroshi Yamamoto. These partnerships have fostered a creative environment that has led to the development of innovative optical solutions.

Conclusion

Tatsunori Kawashima's contributions to optical glass and related technologies highlight his role as a significant inventor in the field. His patents reflect a commitment to advancing optical materials, which will undoubtedly influence future innovations in 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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