Kawasaki, Japan

Bunji Shimomura

This inventor holds 3 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1990-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Bunji Shimomura. Retrieved from https://idiyas.com/inventor/bunji-shimomura

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 = 8.0

ph-index = 3

Forward Citations = 32(Granted Patents)


Company Filing History:


Years Active: 1990-1992

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3 patents (USPTO):Explore Patents

Title: Bunji Shimomura: Innovator in Polymer Separation Technology

Introduction

Bunji Shimomura is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of polymer separation technology. With a total of 3 patents to his name, Shimomura's work has garnered attention in both academic and industrial circles.

Latest Patents

Shimomura's latest patents include an innovative organic polymer separation membrane featuring a fluorene skeleton and oxygen. This separation membrane consists of a polyamide that incorporates a specific unit or a mixture of polyamides with various units. Additionally, it can also be a polyester with designated units or a mixture of polyesters, showcasing his expertise in material science.

Career Highlights

Bunji Shimomura is currently employed at Nippon Steel Corporation, where he continues to advance his research and development efforts. His work has been instrumental in enhancing the efficiency and effectiveness of separation membranes, which are crucial in various industrial applications.

Collaborations

Throughout his career, Shimomura has collaborated with esteemed colleagues, including Masao Sakashita and Tetsuo Sakamoto. These partnerships have fostered a collaborative environment that promotes innovation and the sharing of ideas.

Conclusion

Bunji Shimomura's contributions to polymer separation technology exemplify the impact of dedicated inventors in advancing industrial processes. His innovative patents and collaborations highlight the importance of teamwork in achieving groundbreaking 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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