Osaka, Japan

Rei Yamagishi

This inventor holds 13 USPTO granted patents and 6 published patent applications and 2 EPO patents. Top assignee: Kyocera Document Solutions Inc.. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rei Yamagishi. Retrieved from https://idiyas.com/inventor/rei-yamagishi

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 92.3

 

Average Co-Inventor Count = 1.9

ph-index = 1


Company Filing History:


Years Active: 2016-2025

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13 patents (USPTO):Explore Patents

Title: Rei Yamagishi: Innovator in Developing Device Technologies

Introduction

Rei Yamagishi, a talented inventor based in Osaka, Japan, has made significant contributions to the field of developing device technologies. With a remarkable portfolio of 12 patents, she has played a pivotal role in advancing the functionality and efficiency of imaging systems.

Latest Patents

One of Yamagishi's latest patents focuses on the development of a device that includes a development container, a developer carrier, and a restricting blade. This innovative developing device is designed with a unique opening in the development container and features a pair of side frames along with side wall portions. The patent highlights the incorporation of a seal member insertion hole, which is strategically positioned to align with the edge of the restricting blade. Additionally, her work involves the design of an image forming apparatus that is compatible with the developing device, enhancing its integration within a broader imaging system.

Career Highlights

Yamagishi is associated with Kyocera Document Solutions Inc., a company known for its cutting-edge technology in document solutions and imaging systems. Her career is marked by her dedication to advancing the capabilities of developing devices and revolutionizing image formation processes.

Collaborations

Throughout her career, Yamagishi has collaborated with several esteemed colleagues, including Hiroaki Kitagawa and Takuya Kawasumi. Their combined expertise and innovative spirit have led to the development of several groundbreaking technologies in the realm of imaging devices.

Conclusion

Rei Yamagishi stands out as a prominent inventor whose innovations are integral to modern imaging technologies. Her contributions not only highlight her technical expertise but also reflect her commitment to enhancing the efficiency of developing devices. With her continued work, Yamagishi is poised to further influence the industry and inspire future innovations.

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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