Yokohama, Japan

Eiji Maeda

This inventor holds 4 USPTO granted patents. Top assignees: Fujitsu Corporation, Nkk Corporation. Active years: 2003-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Maeda. Retrieved from https://idiyas.com/inventor/eiji-maeda-xs2goa7z

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


% Patents Active = 25.0

Average Co-Inventor Count = 4.2

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Yokohama, JP (2003 - 2008)
  • Neyagawa, JP (2009)
  • Kadoma, JP (2016)

Company Filing History:


Years Active: 2003-2016

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

Title: Eiji Maeda: Innovator in Optical Technologies

Introduction

Eiji Maeda, a prolific inventor based in Yokohama, Japan, has made significant contributions to the field of optical technologies. With a total of 4 patents to his name, Maeda's work focuses on advancing optical amplification and transmission apparatuses, which are crucial in enhancing communication systems.

Latest Patents

Among Maeda's latest patents is an innovative Optical Amplification Device and Method of Controlling Optical Module. This device features an optical module that outputs amplified light and incorporates a controller to manage its emissions intelligently. The controller is designed to prevent premature light emissions, ensuring safety during operations by canceling emission commands until a specified time elapses.

Another notable patent is for a Transmitting Apparatus, which includes a line interface for the installation of additional lines in terminal repeater devices. This apparatus supports a work and protection redundancy configuration, complying with standards like SONET and SDH. By comparing the clocks from work and protection devices, the apparatus allows for variably delayed clocks to enable precise clock phase control, thus enhancing the efficiency of communication networks.

Career Highlights

Eiji Maeda has held positions in esteemed companies such as Fujitsu Corporation and NKK Corporation. His expertise and innovative ideas have significantly impacted the optical technology landscape, providing solutions that have improved communication infrastructures.

Collaborations

Throughout his career, Maeda has collaborated with notable professionals like Yoshimasa Funakawa and Tsuyoshi Shiozaki. These collaborations have contributed to the successful development of various projects, showcasing the importance of teamwork in driving technological advancements.

Conclusion

Eiji Maeda's work exemplifies the spirit of innovation in the field of optical technologies. With his patents paving the way for improved communication systems, Maeda continues to inspire future generations of inventors and engineers. His contributions reflect the vital role of innovation in enhancing our connectivity and technological capabilities.

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…