Fukuoka, Japan

Akira Tokunaga

This inventor holds 4 USPTO granted patents and 2 published patent applications. Top assignee: Fujitsu Corporation. Active years: 1999-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Tokunaga. Retrieved from https://idiyas.com/inventor/akira-tokunaga

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

USPTO Granted Patents = 4 

% Patents Active = 50.0

Average Co-Inventor Count = 3.1

ph-index = 4

Forward Citations = 170(Granted Patents)


Location History:

  • Fukuoka, JP (1999 - 2007)
  • Yokohama, JP (2009)

Company Filing History:


Years Active: 1999-2009

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4 patents (USPTO):Explore Patents

Title: Innovator Akira Tokunaga: Pioneering Advances in Network Technology

Introduction

Akira Tokunaga is a prolific inventor based in Fukuoka, Japan, known for his significant contributions to network technology. With a portfolio of four patents, Tokunaga's work emphasizes the importance of improving data transmission and network efficiency. His innovative solutions are currently implemented in modern communication systems, showcasing his skills as a forward-thinking engineer.

Latest Patents

Two of Akira Tokunaga's latest inventions exemplify his expertise in network technology. The first is a **Resilient Packet Ring Device** that enhances resilient packet networks (RPR) by storing a correlation between RPR device addresses and user device addresses. This innovative device adds an RPR header to data aimed at predetermined user devices, streamlining communication across the RPR network. The second patent, a **Network Relay Apparatus and Method of Combining Packets**, addresses network load by combining packets efficiently. This method incorporates the Maximum Transmission Unit (MTU) of the transmission path to optimize the packet length, thereby reducing congestion and enhancing overall network performance.

Career Highlights

Tokunaga has made a substantial impact during his tenure at Fujitsu Corporation, where he continues to innovate and drive advancements in network communication technologies. His deep understanding of RPR systems and packet transmission has solidified his reputation as a leader in the field.

Collaborations

Throughout his career, Akira Tokunaga has collaborated with esteemed colleagues, including Minoru Takimoto and Mayumi Ishikawa. These partnerships have fostered a creative environment that promotes innovative thinking and the development of cutting-edge technologies in network systems.

Conclusion

Akira Tokunaga's contributions to the field of network technology are noteworthy and influential. His patents reflect a commitment to improving data transmission efficiency and network resilience. As he continues to work at Fujitsu Corporation, the ongoing advancements he and his collaborators make promise to shape the future of communication technology.

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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