Kyoto, Japan

Katsuma Ookura

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Tatsuta Electric Wire & Cable Co., Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuma Ookura. Retrieved from https://idiyas.com/inventor/katsuma-ookura

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2025

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Innovations of Katsuma Ookura in Electromagnetic Wave Shielding

Introduction

Katsuma Ookura is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of electromagnetic wave shielding, holding 2 patents that showcase his innovative approach to technology. His work is particularly relevant in today's world, where electromagnetic interference is a growing concern.

Latest Patents

Katsuma's latest patents include an electromagnetic wave shield film designed with high bending resistance. This film consists of a protecting layer, a metal layer, and an adhesive layer stacked in a specific order. The ratio of Repulsion Y to Repulsion X is 0.77 or higher, indicating a robust design that effectively mitigates electromagnetic interference. Another patent focuses on an electromagnetic wave shielding film and shielded printed wiring board. This invention features an electroconductive adhesive layer that boasts high peel strength and connection reliability, which helps to prevent cracks in the insulating layer. The electroconductive adhesive layer contains a mix of high melting point and low melting point electroconductive particles, ensuring optimal performance.

Career Highlights

Katsuma Ookura is currently employed at Tatsuta Electric Wire & Cable Co., Ltd. His role at the company allows him to apply his innovative ideas in practical applications, contributing to advancements in electromagnetic wave shielding technology.

Collaborations

Katsuma has collaborated with notable coworkers such as Yoshiharu Yanagi and Hiroshi Tajima. Their combined expertise fosters a creative environment that enhances the development of cutting-edge technologies.

Conclusion

Katsuma Ookura's contributions to electromagnetic wave shielding demonstrate his commitment to innovation and technology. His patents reflect a deep understanding of the challenges posed by electromagnetic interference and offer practical solutions to address these issues.

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]
Loading…