Komaki, Japan

Motoharu Ishihara

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Riko Company Limited. Active years: 2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motoharu Ishihara. Retrieved from https://idiyas.com/inventor/motoharu-ishihara

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 = 4.0

ph-index = 1


Company Filing History:


Years Active: 2018

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1 patent (USPTO):Explore Patents

Title: Motoharu Ishihara: Innovator in Conductive Foam Technology

Introduction

Motoharu Ishihara is a notable inventor based in Komaki, Japan. He has made significant contributions to the field of conductive materials, particularly through his innovative patent for a conductive foam roll. His work exemplifies the intersection of engineering and practical applications in technology.

Latest Patents

Ishihara holds a patent for a conductive foam roll that features a high surface opening ratio, achieving both cleaning performance and low resistance. The conductive foam roll includes a shaft body and a conductive foam layer surrounding the shaft body. This foam layer has a surface opening ratio of 50% to 90% and contains an ionic conductive agent made from a salt of diallyl-type ammonium cations. Additionally, it incorporates at least one anion selected from N,N-bis(trifluoromethanesulfonyl)imide and N,N-bis(fluorosulfonyl)imide. This innovation is particularly valuable in various industrial applications.

Career Highlights

Motoharu Ishihara is associated with Sumitomo Riko Company Limited, where he has been able to apply his expertise in developing advanced materials. His work has contributed to the company's reputation for innovation in the field of conductive materials.

Collaborations

Ishihara has collaborated with notable colleagues such as Kunio Ito and Satoshi Suzuki. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Motoharu Ishihara's contributions to the field of conductive materials, particularly through his patented conductive foam roll, highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future innovations.

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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