Anan, Japan

Takumi Otsuka

This inventor holds 5 USPTO granted patents. Top assignee: Nichia Corporation. Active years: 2020-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Otsuka. Retrieved from https://idiyas.com/inventor/takumi-otsuka

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


% Patents Active = 80.0

Average Co-Inventor Count = 1.3

ph-index = 1


Company Filing History:


Years Active: 2020-2026

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5 patents (USPTO):Explore Patents

Title: Takumi Otsuka: Innovator in Semiconductor Technology

Introduction

Takumi Otsuka is a prominent inventor based in Anan, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of light-emitting elements. With a total of 5 patents to his name, Otsuka continues to push the boundaries of innovation in this critical area.

Latest Patents

Otsuka's latest patents include a semiconductor light-emitting element that features a complex semiconductor structure. This structure consists of an n-side semiconductor layer with multiple regions, a light-emitting layer, and a p-side semiconductor layer. The design incorporates various insulating films and electrodes to enhance the functionality of the light-emitting element. Another notable patent is for a light-emitting element that utilizes a nitride semiconductor to emit ultraviolet light. This invention includes an n-electrode and a p-electrode, showcasing Otsuka's expertise in creating advanced semiconductor devices.

Career Highlights

Throughout his career, Takumi Otsuka has been associated with Nichia Corporation, a leading company in the field of semiconductor technology. His work has significantly impacted the development of efficient light-emitting devices, contributing to advancements in various applications.

Collaborations

Otsuka has collaborated with notable coworkers such as Eiji Muramoto and Shota Kammoto. Their combined efforts have led to innovative solutions in semiconductor technology, further enhancing the capabilities of light-emitting elements.

Conclusion

Takumi Otsuka stands out as a key figure in semiconductor innovation. His patents and contributions to Nichia Corporation reflect his commitment to advancing technology in this vital field.

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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