Oita, Japan

Hajime Okafuji

This inventor holds 1 USPTO granted patent, plus 1 CIPO patent and 1 EPO patent. Top assignee: Asahi Kasei Medical Co., Ltd.. Active years: 2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Okafuji. Retrieved from https://idiyas.com/inventor/hajime-okafuji

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 = 6.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2014

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1 patent (USPTO):Explore Patents

Title: Hajime Okafuji - Innovator in Hemodialysis Technology

Introduction

Hajime Okafuji is a notable inventor based in Oita, Japan. He has made significant contributions to the field of medical technology, particularly in the development of hemodialyzers. His innovative work has led to advancements that improve patient care and treatment outcomes.

Latest Patents

Hajime Okafuji holds a patent for a polysulfone hemodialyzer. The objective of this invention is to provide a hemodialyzer with a large membrane area that exhibits an unprecedented high dialytic performance over a wide molecular weight range, from urea to β-microglobulin. The polysulfone hemodialyzer features a membrane area greater than 2.4 but less than or equal to 3.2, along with a dialysate rectifying portion that has specified broadening at the end portion of the bundle. This design achieves the desired high performance in dialysis treatment.

Career Highlights

Throughout his career, Hajime Okafuji has worked with prominent companies in the medical field. He has been associated with Asahi Kasei Medical Co., Ltd. and Asahi Kasei Kuraray Medical Co., Ltd. His work in these organizations has allowed him to collaborate with other talented professionals and contribute to groundbreaking innovations in medical technology.

Collaborations

Hajime Okafuji has collaborated with notable coworkers such as Satoshi Uezumi and Makoto Fukuda. These partnerships have played a crucial role in the development of his inventions and have fostered a collaborative environment for innovation.

Conclusion

Hajime Okafuji is a distinguished inventor whose work in the field of hemodialysis has made a significant impact on medical technology. His patented polysulfone hemodialyzer represents a major advancement in dialysis treatment, showcasing his commitment to improving patient care.

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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