Azumino, Japan

Kenichi Numakura

This inventor holds 2 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignee: Seiko Epson Corporation. Active years: 2013-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichi Numakura. Retrieved from https://idiyas.com/inventor/kenichi-numakura

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.4

ph-index = 1

Forward Citations = 10(Granted Patents)


Location History:

  • Nagano, JP (2013)
  • Azumino, JP (2015)

Company Filing History:


Years Active: 2013-2015

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2 patents (USPTO):Explore Patents

Title: Kenichi Numakura: Innovator in Ink and Liquid Developer Technologies

Introduction

Kenichi Numakura is a notable inventor based in Azumino, Japan. He has made significant contributions to the field of ink compositions and liquid developers, holding a total of 2 patents. His work is primarily associated with Seiko Epson Corporation, a leading company in imaging and printing technologies.

Latest Patents

Numakura's latest patents include an innovative ink composition for ink jet recording. This ink composition features a unique blend of a coloring material, a cyclic ester, and two types of organic solvents, each with specific flash points. The formulation is designed to optimize performance in ink jet applications. Additionally, he has developed a liquid developer that incorporates toner particles and a liquid insulator. This developer utilizes advanced materials, including acrylic-modified silicones and various modified silicones, to enhance the quality and efficiency of printing processes.

Career Highlights

Throughout his career, Kenichi Numakura has focused on advancing technologies related to ink and liquid developers. His work has contributed to the development of high-quality printing solutions that meet the demands of modern consumers. His expertise in formulating innovative materials has positioned him as a key player in the industry.

Collaborations

Numakura has collaborated with talented colleagues, including Jun Ito and Akihito Sao, to further enhance the research and development efforts at Seiko Epson Corporation. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Kenichi Numakura's contributions to ink and liquid developer technologies have made a significant impact on the printing industry. His innovative patents and collaborative efforts continue to drive advancements in this 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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