Kanagawa, Japan

Ikuo Tokizawa

This inventor holds 2 USPTO granted patents. Top assignees: Nippon Telegraph and Telephone Corporation, Fujitsu Corporation, Hitachi, Ltd.. Active years: 1989-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikuo Tokizawa. Retrieved from https://idiyas.com/inventor/ikuo-tokizawa

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 = 6.9

ph-index = 2

Forward Citations = 40(Granted Patents)


Location History:

  • Yokosuka, JP (1989)
  • Kanagawa, JP (1995)

Company Filing History:


Years Active: 1989-1995

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2 patents (USPTO):Explore Patents

Title: **Ikuo Tokizawa: Innovator in Cross-Connect and Parallel Transmission Technologies**

Introduction

Ikuo Tokizawa, an accomplished inventor based in Kanagawa, Japan, has made significant contributions in the fields of cross-connect apparatuses and parallel transmission systems. With a total of two patents to his name, Tokizawa is recognized for his innovative designs that enhance communication technologies.

Latest Patents

Tokizawa's most recent patents include a **Cross-connect apparatus capable of avoiding a superfluous detour route**, which is designed to improve the efficiency of selectively connecting multiple input and output transmission paths. This apparatus features a structured design consisting of elementary switch modules and connection switch modules that effectively manage internal path groups to eliminate unnecessary detours in signal routing.

Another notable invention is the **Parallel transmission system**, wherein original signals are transformed into line coded signals using a block coding technique. This system ensures proper timing alignment between the sending and receiving sides, thereby optimizing the transmission process and enhancing the reliability of communication.

Career Highlights

Throughout his career, Ikuo Tokizawa has worked with prestigious companies such as Nippon Telegraph and Telephone Corporation and Hitachi, Ltd. His experience in these renowned organizations has not only honed his engineering skills but also allowed him to develop groundbreaking technologies that address modern communication needs.

Collaborations

Tokizawa’s journey as an inventor has included collaborations with talented individuals such as Yoshitaka Takahashi and Yasushi Takahashi. Working alongside these esteemed colleagues, he has been able to expand his knowledge and refine his inventions, resulting in effective technological solutions in the fields he specializes in.

Conclusion

Ikuo Tokizawa stands out as an adept inventor with a focus on enhancing communication systems through innovative solutions. His contributions, exemplified by his latest patents, reflect a commitment to advancing technologies that have significant implications for the future of communication. Through collaboration and experience, Tokizawa continues to pave the way for innovations that meet the ever-evolving demands of 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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