Kanagawa, Japan

Yuji Ishikura

This inventor holds 4 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Ricoh Company, Ltd.. Active years: 2013-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Ishikura. Retrieved from https://idiyas.com/inventor/yuji-ishikura

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

USPTO Granted Patents = 4 


Average Co-Inventor Count = 7.2

ph-index = 1


Company Filing History:


Years Active: 2013-2015

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4 patents (USPTO):Explore Patents

Title: Yuji Ishikura: Innovator in Image Forming Technology

Introduction

Yuji Ishikura is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of image forming technology, holding a total of 4 patents. His work has been instrumental in advancing the efficiency and effectiveness of image forming apparatuses.

Latest Patents

Ishikura's latest patents include an innovative image forming apparatus that features a latent image carrier and a latent image writer. This apparatus utilizes a developing unit with a toner carrier that has first and second electrodes insulated by an insulator member. A voltage applying unit generates electric fields to facilitate the transfer of toner from the toner carrier to the latent image carrier, thereby developing a toner image. Additionally, he has developed a process cartridge that incorporates a development device, which includes a toner carrier with multiple electrodes and an electrical field generator designed to optimize the toner discharge process.

Career Highlights

Yuji Ishikura is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of imaging technology. His work has not only contributed to the company's product offerings but has also set new standards in the industry.

Collaborations

Throughout his career, Ishikura has collaborated with notable colleagues, including Hideki Kosugi and Masaaki Yamada. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in image forming.

Conclusion

Yuji Ishikura's contributions to image forming technology exemplify the spirit of innovation. His patents and collaborative efforts continue to influence the industry, making him a key figure in the advancement of imaging solutions.

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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