Nagano, Japan

Reiko Nagai

This inventor holds 1 USPTO granted patent. Top assignee: Seiko Epson Corporation. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Reiko Nagai. Retrieved from https://idiyas.com/inventor/reiko-nagai

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Reiko Nagai: Innovator in Laser Printer Technology

Introduction

Reiko Nagai is a prominent inventor based in Nagano, Japan. She has made significant contributions to the field of laser printing technology. Her innovative work has led to the development of a unique patent that enhances the efficiency of laser printers.

Latest Patents

Reiko Nagai holds a patent for a "Residual recording material amount detector for laser printer." This invention features a continuous dot number detecting device that counts the number of continuous video signals used to modulate a laser light source. Additionally, it includes a toner consumption data storage device that tracks toner usage per number of continuous dots. The integrated toner consumption storage device, implemented by a nonvolatile memory, stores the total toner consumption during the formation of a series of dots. This technology allows for accurate detection of toner consumption, regardless of the type of data being printed.

Career Highlights

Reiko Nagai is associated with Seiko Epson Corporation, a leading company in the printing technology sector. Her work has been instrumental in advancing the capabilities of laser printers, making them more efficient and reliable.

Collaborations

Throughout her career, Reiko has collaborated with notable colleagues, including Akira Maruyama and Hiroshi Niki. These partnerships have contributed to her success and the development of innovative technologies in the printing industry.

Conclusion

Reiko Nagai's contributions to laser printer technology exemplify her innovative spirit and dedication to improving printing solutions. Her patent for a residual recording material amount detector showcases her ability to address practical challenges in the industry.

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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