Osaka, Japan

Yukio Ishikawa

This inventor holds 4 USPTO granted patents and 5 published patent applications and 1 EPO patent. Top assignee: Sumitomo Electric Industries, Limited. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Ishikawa. Retrieved from https://idiyas.com/inventor/yukio-ishikawa-v7vvc90z

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0


Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2020-2025

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4 patents (USPTO):Explore Patents

Title: Yukio Ishikawa: Pioneering Innovations Shaping Tomorrow's World

Introduction: Yukio Ishikawa, a visionary inventor based in Osaka, JP, has truly made a mark in the global technology landscape with his passion for innovation and relentless pursuit of excellence. His contributions have not only advanced the field of technology but also inspired future generations of inventors to think boldly and create solutions for the world of tomorrow.

Latest Patents:

1. Semi-insulating gallium arsenide crystal substrate: Ishikawa's latest patent features a semi-insulating gallium arsenide crystal substrate with specific resistance characteristics that pave the way for cutting-edge technological developments.

2. Gallium arsenide crystal body and gallium arsenide crystal substrate: Another patent by Ishikawa focuses on optimizing the etching pit density and oxygen concentration of gallium arsenide crystal bodies and substrates, showcasing his expertise in semiconductor materials.

Career Highlights: Yukio Ishikawa is currently affiliated with Sumitomo Electric Industries, Limited, a leading player in the technology sector. Through his work at the company, he continues to push the boundaries of innovation and contribute significantly to the advancement of technology on a global scale.

Collaborations: Throughout his career, Ishikawa has collaborated closely with esteemed coworkers such as Shinya Kawamoto and Makoto Kiyama. Together, they have worked on groundbreaking projects that have further solidified Ishikawa's reputation as a visionary inventor in the tech industry.

Conclusion: Yukio Ishikawa's dedication to innovation, coupled with his exceptional technical expertise, underscores his status as a true trailblazer in the realm of technology. His journey as an inventor exemplifies the transformative power of bold ideas and unwavering determination in shaping a brighter future for all.

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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