Hitachi, Japan

Koyo Kinoshita

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Power Semiconductor Device, Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koyo Kinoshita. Retrieved from https://idiyas.com/inventor/koyo-kinoshita

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 = 4.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Koyo Kinoshita: Innovator in Semiconductor Technology

Introduction

Koyo Kinoshita is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of semiconductor technology. His innovative work has led to the development of a unique semiconductor device that enhances performance and reliability.

Latest Patents

Kinoshita holds a patent for a semiconductor device that improves avalanche withstand voltage. This device features an electric field protection layer at the bottom of a trench gate electrode within an active region. The design includes multiple gate trenches, each with a trench gate electrode, and a P body layer positioned outside the gate trenches. Additionally, the device incorporates a termination region around the active area, an electric field protection layer at the bottom of each gate trench, and an electric field relaxation layer that connects to the P body layer.

Career Highlights

Koyo Kinoshita is associated with Hitachi Power Semiconductor Device, Ltd., where he has been instrumental in advancing semiconductor technologies. His work has been recognized for its innovative approach to enhancing device performance.

Collaborations

Kinoshita has collaborated with fellow inventor Tatsunori Murata, contributing to the development of cutting-edge semiconductor solutions.

Conclusion

Koyo Kinoshita's contributions to semiconductor technology exemplify the spirit of innovation. His patent reflects a commitment to improving device performance and reliability in the semiconductor 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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