Tokyo, Japan

Masanori Nagafuji

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Jfe Engineering Corporation, Fuji Filter Manufacturing Co., Ltd.. Active years: 2018-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Nagafuji. Retrieved from https://idiyas.com/inventor/masanori-nagafuji

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Tokyo, JP (2018)
  • Chiyoda-ku, JP (2020)

Company Filing History:


Years Active: 2018-2020

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3 patents (USPTO):Explore Patents

Title: Masanori Nagafuji: Innovator in Ballast Water Treatment Technologies

Introduction

Masanori Nagafuji is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of environmental technology, particularly in ballast water treatment systems. With a total of three patents to his name, Nagafuji's work focuses on innovative solutions to combat marine pollution.

Latest Patents

One of Nagafuji's latest patents is a ballast water treatment device and method. This device includes an oxidant supply amount control system that manages the relationship between the absorbance of raw ballast water and its dissolved organic carbon concentration. It also calculates the required residual oxidant concentration needed to eliminate organisms and prevent their regrowth in ballast water. Another notable patent is a filtration device that features a unique design with cylindrical filter elements. This device allows for efficient fluid filtration and includes a wash pipe for cleaning the filter elements, ensuring optimal performance.

Career Highlights

Throughout his career, Masanori Nagafuji has worked with reputable companies such as JFE Engineering Corporation and Fuji Filter Manufacturing Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative technologies in water treatment.

Collaborations

Nagafuji has collaborated with talented individuals in his field, including Yusuke Shimono and Yuichi Takahashi. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Masanori Nagafuji is a key figure in the development of ballast water treatment technologies. His innovative patents and collaborations highlight his commitment to addressing environmental challenges. His work continues to influence the industry and promote sustainable practices in water management.

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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