Takefu, Japan

Junji Madono

This inventor holds 1 USPTO granted patent. Top assignee: Shin-Etsu Chemical Co., Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junji Madono. Retrieved from https://idiyas.com/inventor/junji-madono

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Junji Madono: Innovator in Silicon Carbide Technology

Introduction

Junji Madono is a prominent inventor based in Takefu, Japan. He is known for his significant contributions to the field of materials science, particularly in the development of silicon carbide members. His innovative work has implications for the semiconductor industry, enhancing the performance and reliability of electronic components.

Latest Patents

Junji Madono holds a patent for a silicon carbide member. This invention involves a unique manufacturing process where a silicon carbide coating is deposited on a substrate of silicon carbide containing free silicon through chemical vapor deposition. The innovative aspect of this patent is the gradual reduction of free silicon content in the coating, ensuring a strong bond to the substrate while minimizing thermal stress and preventing cracking during thermal cycling. This technology is particularly suitable for the heat treatment of semiconductor elements.

Career Highlights

Madono is associated with Shin-Etsu Chemical Co., Ltd., a leading company in the chemical industry. His work at this organization has allowed him to focus on advancing silicon carbide technologies, which are crucial for various applications in electronics and materials engineering.

Collaborations

Throughout his career, Junji Madono has collaborated with notable colleagues, including Michio Hayashi and Fukuji Matsumoto. These collaborations have contributed to the advancement of research and development in silicon carbide applications.

Conclusion

Junji Madono's innovative work in silicon carbide technology exemplifies the importance of research and development in the semiconductor industry. His contributions continue to influence the field, paving the way for future advancements in electronic materials.

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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