Tokyo, Japan

Kazumoto Nakamura

This inventor holds 1 USPTO granted patent. Top assignees: Kobe Steel, Ltd., Petroleum Energy Center, Showa Shell Sekiyu Kabushiki Kaisha. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazumoto Nakamura. Retrieved from https://idiyas.com/inventor/kazumoto-nakamura

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 = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Kazumoto Nakamura: Innovator in Chemical Separation Processes

Introduction

Kazumoto Nakamura is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of chemical engineering, particularly in the separation of complex chemical compounds. His innovative approach has led to advancements in the efficiency and purity of chemical processes.

Latest Patents

Nakamura holds a patent for a process titled "Process for separating 2, 7-dimethylnaphthalene under pressure." This invention relates to a method for separating 2,7-DMN, characterized by a mixture containing at least 50% by weight of 2,7-DMN and other DMN isomers. The process involves adjusting the temperature to form a slurry containing the crystal of 2,7-DMN, which is then placed in a tightly sealed pressure vessel. The mixture is adiabatically pressurized to a range of 500-2,500 kgf/cm², resulting in a solid-liquid co-existing state. The liquid is discharged under pressure, and the remaining solid is pressed to yield 2,7-DMN with a purity of 98% by weight or more. Nakamura's innovative process has the potential to enhance the efficiency of chemical separations in industrial applications.

Career Highlights

Throughout his career, Kazumoto Nakamura has worked with prominent companies such as Showa Shell Sekiyu Kabushiki Kaisha and Kobe Steel, Ltd. His experience in these organizations has allowed him to develop and refine his expertise in chemical processes and innovations.

Collaborations

Nakamura has collaborated with esteemed colleagues, including Masami Takao and Shinji Aihara. These partnerships have contributed to the advancement of his research and the successful development of his patented processes.

Conclusion

Kazumoto Nakamura is a distinguished inventor whose work in chemical separation processes has made a significant impact in the field. His innovative patent for separating 2,7-dimethylnaphthalene showcases his expertise and commitment to advancing chemical engineering.

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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