Tokyo, Japan

Fumio Tajima

This inventor holds 2 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Nippon Genshiryoku Jigyo Kabushiki Kaisha, Satake Corporation, Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1980-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumio Tajima. Retrieved from https://idiyas.com/inventor/fumio-tajima-8izq3jvu

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 = 4.4

ph-index = 2

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1980-2016

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2 patents (USPTO):Explore Patents

Title: Fumio Tajima: Innovator in Grain Processing and Radioactive Waste Treatment

Introduction

Fumio Tajima is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of grain processing and radioactive waste treatment. With a total of 2 patents, his work reflects a commitment to innovation and practical solutions.

Latest Patents

Tajima's latest patents include a grinding type vertical grain polishing machine. This invention features a bran removing wire-mesh tube that is divided into multiple parts in a circumferential direction. It also includes support pillars that fix both side edges of the divided wire-mesh tube parts. Each support pillar is equipped with an elongated resistor that suppresses grain movement during the operation of grinding type grain cleaning rolls. The resistor is designed to be urged by an elastic member, allowing it to protrude into the grain cleaning chamber. Additionally, the resistor can move radially, adapting to the resistance from the grains.

Another significant patent is a process for treating radioactive liquid waste. This process involves an evaporation concentration device that includes a concentration vessel and a steam heater. The design prevents contamination of the steam heater system in the event of leakage by incorporating a sluice valve and a discharge line with a drain valve. This innovative approach ensures that concentrated waste solutions are effectively managed, maintaining the integrity of the heating system.

Career Highlights

Throughout his career, Fumio Tajima has worked with prominent companies such as Tokyo Shibaura Denki and Nippon Genshiryoku Jigyo. His experience in these organizations has contributed to his expertise in developing advanced technologies.

Collaborations

Tajima has collaborated with notable coworkers, including Hiromitsu Irie and Nobuhide Kuribayashi. Their combined efforts have fostered a creative environment that has led to impactful innovations.

Conclusion

Fumio Tajima's contributions to grain processing and radioactive waste treatment exemplify his innovative spirit and dedication to solving complex problems. His patents reflect a deep understanding of engineering principles and a commitment to improving industrial processes.

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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