Saitama, Japan

Kazuyuki Koyama

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Ebara Corporation. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuyuki Koyama. Retrieved from https://idiyas.com/inventor/kazuyuki-koyama-uopbl97s

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Kazuyuki Koyama: Innovator in Ion-Exchange Resin Technology

Introduction

Kazuyuki Koyama is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of ion-exchange resin technology, particularly in methods that enhance the efficiency of water purification processes. His innovative approach has led to the development of a patented method that is crucial for producing pure and ultrapure water.

Latest Patents

Koyama holds a patent for a "Method of separating and transferring ion-exchange resin." This method addresses the challenge of separating ion-exchange resins with different specific gravities in a separating tank. The process involves three essential steps: first, separating the mixed resin bed into two layers; second, isolating the untransferred resin; and third, using high flow sluicing water to lift and transfer the residual resin. This method allows for a fully automatic and unattended operation, ensuring consistent water quality control.

Career Highlights

Koyama's career is marked by his work at Ebara Corporation, where he has applied his expertise in ion-exchange resin technology. His innovative methods have been instrumental in improving the efficiency of water treatment systems, particularly in power plants that require stringent water quality standards.

Collaborations

Koyama has collaborated with notable colleagues such as Kanroku Chonan and Masahiro Hagiwara. Their combined efforts have contributed to advancements in the field of water purification and ion-exchange resin technology.

Conclusion

Kazuyuki Koyama's contributions to ion-exchange resin technology exemplify the impact of innovation in water purification processes. His patented methods not only enhance operational efficiency but also ensure high standards of water quality.

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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