Tokyo, Japan

Tomoji Terakado

This inventor holds 8 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1987-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoji Terakado. Retrieved from https://idiyas.com/inventor/tomoji-terakado

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 = 1.6

ph-index = 5

Forward Citations = 98(Granted Patents)


Company Filing History:


Years Active: 1987-1998

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8 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tomoji Terakado

Introduction

Tomoji Terakado is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical semiconductor devices, holding a total of 8 patents. His work has paved the way for advancements in high-speed optical technologies.

Latest Patents

One of Terakado's latest patents is an optical semiconductor device that features a stripe-mesa structure on a semi-insulating substrate. This innovative design includes an undoped light absorption layer sandwiched between cladding layers, which helps to reduce device capacitance. As a result, it provides wide bandwidth and ultra-high-speed operation properties. This device has potential applications in optical modulators and optical detectors. Another notable patent is for a semiconductor laser device that enables high-speed operation. This device incorporates a complex current confining structure that ensures efficient current confinement within the active layer, enhancing its performance.

Career Highlights

Tomoji Terakado is currently employed at NEC Corporation, where he continues to develop cutting-edge technologies in the semiconductor field. His expertise and innovative approach have made him a valuable asset to the company.

Collaborations

Throughout his career, Terakado has collaborated with notable colleagues, including Akira Ajisawa and Masayuki Yamaguchi. These partnerships have contributed to the advancement of their shared research interests and innovations.

Conclusion

Tomoji Terakado's contributions to optical semiconductor technology exemplify the impact of innovative thinking in the field. His patents reflect a commitment to advancing high-speed optical devices, and his work continues to influence 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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