Nara, Japan

Toshihumi Yoshikawa

This inventor holds 3 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1982-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihumi Yoshikawa. Retrieved from https://idiyas.com/inventor/toshihumi-yoshikawa

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 = 4.3

ph-index = 3

Forward Citations = 77(Granted Patents)


Company Filing History:


Years Active: 1982-1997

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3 patents (USPTO):Explore Patents

Title: Innovations of Toshihumi Yoshikawa

Introduction

Toshihumi Yoshikawa is a notable inventor based in Nara, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on advancements in sealing compounds and photoelectric semiconductor devices.

Latest Patents

Yoshikawa's latest patents include a resin for sealing compound semiconductors and a dual junction photoelectric semiconductor device. The resin for sealing compound semiconductors is designed to contain a siloxane compound that produces a silicone resin through an addition reaction. This innovative resin chemically bonds to the semiconductor chip, enhancing its durability and performance. The dual junction photoelectric semiconductor device features a unique design that allows for reduced spectral sensitivity in specific wavelength zones, making it highly effective for various applications.

Career Highlights

Yoshikawa is associated with Sharp Kabushiki Kaisha Corporation, where he has been instrumental in developing cutting-edge technologies. His expertise in semiconductor materials and devices has positioned him as a key figure in the industry.

Collaborations

Yoshikawa has collaborated with notable coworkers, including Zempei Tani and Akira Aso. Their combined efforts have led to advancements in semiconductor technology and innovation.

Conclusion

Toshihumi Yoshikawa's contributions to the field of semiconductor technology are noteworthy. His patents reflect a commitment to innovation and excellence in engineering. His work continues to influence the industry and pave the way for future advancements.

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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