Tokyo, Japan

Takatsugu Ishikawa

This inventor holds 5 USPTO granted patents and 2 published patent applications. Top assignees: Rakuten Mobile, Inc., Rakuten Symphony, Inc.. Active years: 2024-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takatsugu Ishikawa. Retrieved from https://idiyas.com/inventor/takatsugu-ishikawa

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 = 60.0

Average Co-Inventor Count = 3.2

ph-index = 1


Company Filing History:


Years Active: 2024-2026

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5 patents (USPTO):Explore Patents

Title: Takatsugu Ishikawa: Innovator in File Distribution Technologies

Introduction

Takatsugu Ishikawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of file distribution technologies, holding a total of 5 patents. His work focuses on improving the efficiency of downloading and distributing large files in virtual environments.

Latest Patents

Ishikawa's latest patents include innovative systems designed to enhance file downloading and distribution. One of his notable inventions is a virtual environment system that effectively downloads large files. This system utilizes multiple processors to manage file downloads through a series of Pods, ensuring that files are efficiently retrieved and stored. Another significant patent involves a file distribution system that optimizes the transmission of multiple layers of files, improving the overall efficiency of file reception.

Career Highlights

Currently, Takatsugu Ishikawa is employed at Rakuten Mobile, Inc., where he continues to develop cutting-edge technologies in the field of telecommunications and file distribution. His expertise and innovative mindset have positioned him as a key player in his industry.

Collaborations

Ishikawa collaborates with talented individuals such as Yidao Wang and Siddharth Joshi, contributing to a dynamic work environment that fosters creativity and innovation.

Conclusion

Takatsugu Ishikawa's contributions to file distribution technologies demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges in managing large files in virtual environments, making him a valuable asset in the tech 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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