Chiba, Japan

Yuzuru Yamasaki

This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignee: Powdertech Co., Ltd.. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuzuru Yamasaki. Retrieved from https://idiyas.com/inventor/yuzuru-yamasaki

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

USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Yuzuru Yamasaki: Innovator in Electrophotographic Development

Introduction

Yuzuru Yamasaki is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of electrophotographic development. His innovative work has led to the creation of a unique ferrite carrier core material that enhances the performance of electrophotographic developers.

Latest Patents

Yamasaki holds a patent for a ferrite carrier core material for electrophotographic developers. This patent includes a carrier for electrophotographic developers and a developer itself. The invention provides a ferrite carrier core material characterized by a specific relationship between the full length of the grain boundary and the circumference length of the core material. The core material satisfies the relationship of 2 ≤ L/L ≤ 9. Additionally, the carrier includes a coating layer containing resin on the surface of the ferrite core material, along with an electrophotographic developer that incorporates both the carrier and toner.

Career Highlights

Yuzuru Yamasaki is associated with Powdertech Co., Ltd., where he continues to innovate in the field of electrophotography. His work has been instrumental in advancing the technology used in this area, contributing to improved efficiency and effectiveness in electrophotographic processes.

Collaborations

Yamasaki has collaborated with notable colleagues such as Takao Sugiura and Takeshi Naito. Their combined expertise has fostered a productive environment for innovation and development within their field.

Conclusion

Yuzuru Yamasaki's contributions to electrophotographic development through his patented innovations highlight his role as a key inventor in this specialized area. His work continues to influence advancements in technology, showcasing the importance of innovation in the field.

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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