Shizuoka, Japan

Yasuo Ishiwata

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Nippon Light Metal Company, Ltd., Toyo Aluminium Kabushiki Kaisha. Active years: 2014-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Ishiwata. Retrieved from https://idiyas.com/inventor/yasuo-ishiwata-isstgalx

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 = 50.0

Average Co-Inventor Count = 5.1

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2014-2021

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2 patents (USPTO):Explore Patents

Title: Yasuo Ishiwata: Innovator in Aluminum Technology

Introduction

Yasuo Ishiwata is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of aluminum technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and effectiveness of aluminum applications.

Latest Patents

Ishiwata's latest patents include a pellicle frame and pellicle designed to inhibit deformation of an exposure master plate. This invention provides a pellicle frame that is simple in shape yet effective in its function. The pellicle frame features an anodized film on an aluminum alloy frame, which contains a specific aluminum alloy composition. Additionally, he has developed a method and apparatus for melting aluminum powder, which allows for high yield melting and reuse of aluminum for various applications. This method involves preparing a mixture of aluminum powder and a fluoride-based flux before melting it in molten aluminum.

Career Highlights

Throughout his career, Yasuo Ishiwata has worked with prominent companies such as Nippon Light Metal Company, Ltd. and Toyo Aluminium Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in aluminum technology and innovation.

Collaborations

Ishiwata has collaborated with notable coworkers, including Kazumi Tono and Yuji Suzuki. Their combined efforts have further advanced the field of aluminum applications.

Conclusion

Yasuo Ishiwata's contributions to aluminum technology through his patents and collaborations highlight his role as an innovator in the industry. His work continues to influence the efficiency of aluminum applications and showcases the importance of innovation in material science.

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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