Matsumoto, Japan

Yohei Kagoyama

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Fuji Electric Co., Ltd.. Active years: 2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yohei Kagoyama. Retrieved from https://idiyas.com/inventor/yohei-kagoyama

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 1


Company Filing History:


Years Active: 2024

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2 patents (USPTO):Explore Patents

Title: Yohei Kagoyama: Innovator in Silicon Carbide Semiconductor Technology

Introduction

Yohei Kagoyama is a prominent inventor based in Matsumoto, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of silicon carbide (SiC) devices. With a total of 2 patents to his name, Kagoyama's work is paving the way for advancements in high-temperature semiconductor applications.

Latest Patents

Kagoyama's latest patents focus on silicon carbide semiconductor devices and methods for their manufacturing. One of his notable inventions is a silicon carbide semiconductor device capable of operating at temperatures exceeding 100 degrees Celsius. This device features a semiconductor substrate with an active region, which includes an n-type first semiconductor region and a p-type second semiconductor region. The design incorporates a pn junction that forms a body diode, allowing current to flow when the device is activated. Additionally, he has developed a method for detecting crystal defects in the epitaxial layer of silicon carbide wafers, ensuring the quality and reliability of the semiconductor chips produced.

Career Highlights

Kagoyama is currently employed at Fuji Electric Co., Ltd., where he continues to innovate in the semiconductor industry. His expertise in silicon carbide technology has positioned him as a key player in the development of high-performance electronic devices. His work not only enhances the efficiency of semiconductor devices but also contributes to the advancement of technology in various applications.

Collaborations

Kagoyama collaborates with fellow inventor Masaki Miyazato, working together to push the boundaries of semiconductor technology. Their combined efforts are focused on improving the performance and reliability of silicon carbide devices, which are essential for modern electronic applications.

Conclusion

Yohei Kagoyama's contributions to silicon carbide semiconductor technology are noteworthy and impactful. His innovative patents and collaborations are setting new standards in the industry, ensuring the continued advancement of high-temperature semiconductor 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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