Tokyo, Japan

Mitsuhiro Iwafune

This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignees: Refine Holdings Co., Ltd., Refine Holdings Co., Ltd.. Active years: 2024-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuhiro Iwafune. Retrieved from https://idiyas.com/inventor/mitsuhiro-iwafune

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 4.4

ph-index = 1


Company Filing History:


Years Active: 2024-2026

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3 patents (USPTO):Explore Patents

Title: Mitsuhiro Iwafune: Innovator in Liquid-Liquid Extraction Technologies

Introduction

Mitsuhiro Iwafune is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of liquid-liquid extraction technologies. With a total of 3 patents to his name, Iwafune's work showcases his innovative approach to solving complex engineering challenges.

Latest Patents

Iwafune's latest patents include a liquid-liquid extraction device and a method for producing a dispersion of carbonaceous material. The liquid-liquid extraction device features a multi-tower apparatus with two or more extraction towers arranged in parallel. Each tower is equipped with heavy-liquid and light-liquid supplying and discharging ports, allowing for efficient separation processes. The design includes diaphragm chambers that regulate internal pressure, enhancing the overall functionality of the system. His second patent focuses on producing a dispersion of carbonaceous material in a nonaqueous solvent, utilizing a nitrogen-containing heterocyclic amide compound with a high solvent purity.

Career Highlights

Throughout his career, Mitsuhiro Iwafune has worked with Refine Holdings Co., Ltd., where he has further developed his expertise in innovative extraction technologies. His work has contributed to advancements in various industrial applications.

Collaborations

Iwafune has collaborated with notable professionals in his field, including Tomokiyo Takeyama and Masaru Nakajo. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Mitsuhiro Iwafune's contributions to liquid-liquid extraction technologies highlight his innovative spirit and dedication to advancing engineering solutions. His patents reflect a commitment to improving industrial processes and enhancing efficiency.

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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