Niihama, Japan

Ryutaro Shiba

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Sumitomo Chemical Company, Limited. Active years: 2018-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryutaro Shiba. Retrieved from https://idiyas.com/inventor/ryutaro-shiba

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2018-2019

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Ryutaro Shiba

Introduction

Ryutaro Shiba is a notable inventor based in Niihama, Japan. He has made significant contributions to the field of coating technology, particularly in the production of battery components. With a total of 3 patents to his name, Shiba's work has had a considerable impact on the industry.

Latest Patents

Shiba's latest patents include a doctor blade, a coating device, and a method for producing a laminated separator. His doctor blade invention addresses the issue of wear caused by fillers in coating solutions. This innovative blade is designed to scrape off the coating solution from the circumferential surface of a coating roller, which is essential for applying the solution to battery members during production. The blade is constructed from ultra-high molecular weight polyethylene, enhancing its durability. Additionally, his coating method and device ensure that films are uniformly coated with a solution, adhering to specific formulas for optimal performance.

Career Highlights

Ryutaro Shiba is currently employed at Sumitomo Chemical Company, Limited, where he continues to develop and refine his inventions. His expertise in coating technology has positioned him as a key player in the advancement of battery manufacturing processes.

Collaborations

Shiba has collaborated with several talented individuals in his field, including Yasutoshi Minemoto and Toshiki Innami. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

Ryutaro Shiba's contributions to coating technology and battery production exemplify the importance of innovation in modern manufacturing. His patents reflect a commitment to improving efficiency and performance in the industry.

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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