Kanagawa, Japan

Toshinari Zengo

This inventor holds 2 USPTO granted patents. Top assignee: Ebara Corporation. Active years: 1987-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinari Zengo. Retrieved from https://idiyas.com/inventor/toshinari-zengo

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 = 4.0

ph-index = 2

Forward Citations = 33(Granted Patents)


Location History:

  • Kanagawa, JP (1987)
  • Tokyo, JP (1988)

Company Filing History:


Years Active: 1987-1988

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2 patents (USPTO):Explore Patents

Title: Innovations by Toshinari Zengo

Introduction

Toshinari Zengo is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of membrane technology, particularly in reverse osmotic treatment systems. With a total of 2 patents, his work focuses on optimizing energy efficiency in membrane separation processes.

Latest Patents

One of Toshinari Zengo's latest patents is a control system designed for use with reverse osmotic treatment systems. This invention relates to a membrane separator that effectively separates substances using a semipermeable membrane to obtain either a dilute solution, a concentrated solution, or both. The invention aims to achieve the most economical operation by maximizing the desired solution yield while minimizing energy consumption. Traditionally, efforts have focused on minimizing power at maximum pressure, which often led to inefficiencies. Zengo's invention introduces a flow rate controlling apparatus equipped with a control circuit that utilizes pump performance curves and osmotic pressure relationships to calculate the minimum required power for a predetermined flow rate. This innovative approach also considers the performance curve of the power recovering means, enhancing overall efficiency.

Career Highlights

Toshinari Zengo is currently employed at Ebara Corporation, a leading company in the field of water and environmental engineering. His work at Ebara has allowed him to apply his innovative ideas in practical applications, contributing to advancements in membrane technology.

Collaborations

Throughout his career, Zengo has collaborated with esteemed colleagues such as Koichi Yamada and Ichiro Hiraiwa. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Toshinari Zengo's contributions to membrane technology and energy efficiency in reverse osmotic treatment systems highlight his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving industrial processes and promoting sustainable practices.

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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