Tokyo, Japan

Yuko Tomioka

This inventor holds 2 USPTO granted patents. Top assignees: Kabushiki Kaisha Topcon, Stanley Electric Co., Ltd. Active years: 1991-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuko Tomioka. Retrieved from https://idiyas.com/inventor/yuko-tomioka

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 = 3.0

ph-index = 2

Forward Citations = 49(Granted Patents)


Company Filing History:


Years Active: 1991-2008

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2 patents (USPTO):Explore Patents

Title: Yuko Tomioka: Innovator in Semiconductor and Laser Technology

Introduction

Yuko Tomioka is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the fields of semiconductor technology and laser treatment apparatuses. With a total of 2 patents, her work showcases her innovative spirit and technical expertise.

Latest Patents

One of her latest patents is a semiconductor light emitting device. This device is designed to prevent diffusion migration of components constituting a linear electrode. It includes a substrate, at least one semiconductor layer, and a pad electrode formed from multiple layers. The linear electrode is configured to overlap the topmost semiconductor layer, ensuring effective functionality.

Another notable patent is a contrast adjustor for aiming lasers. This laser treatment apparatus is intended for treating disease sites in patients using a laser beam. It features a source of illumination light, a source of aiming light, and a light-receiving device. The apparatus is designed to compare light quantities reflected from the aiming site and surrounding areas, allowing for precise control of the aiming light's illuminance.

Career Highlights

Yuko Tomioka has worked with notable companies such as Kabushiki Kaisha Topcon and Stanley Electric Co., Ltd. Her experience in these organizations has contributed to her development as an inventor and innovator in her field.

Collaborations

Throughout her career, Yuko has collaborated with esteemed colleagues, including Hiroshi Koizumi and Masatsugu Kijima. These partnerships have fostered a creative environment that has led to groundbreaking advancements in technology.

Conclusion

Yuko Tomioka's contributions to semiconductor and laser technology highlight her role as a leading inventor. Her innovative patents and collaborations reflect her commitment to advancing technology for practical applications.

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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