Nagano, Japan

Eiji Miyashita

This inventor holds 11 USPTO granted patents and 4 published patent applications and 7 EPO patents. Top assignee: Mimaki Engineering Company, Ltd.. Active years: 2010-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Miyashita. Retrieved from https://idiyas.com/inventor/eiji-miyashita

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

USPTO Granted Patents = 11 

% Patents Active = 90.9

 

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Tomi, JP (2010 - 2011)
  • Nagano, JP (2014 - 2018)

Company Filing History:


Years Active: 2010-2018

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11 patents (USPTO):Explore Patents

Title: Eiji Miyashita: Innovator in Inkjet Technology

Introduction

Eiji Miyashita is a prominent inventor based in Nagano, Japan. He has made significant contributions to the field of inkjet technology, holding a total of 11 patents. His innovative work focuses on enhancing the efficiency and functionality of inkjet printers.

Latest Patents

One of Miyashita's latest inventions is a nozzle-clogging determining device. This device is designed to detect nozzle clogging without incurring additional costs. It operates by detecting the passage of droplets ejected from multiple nozzles of an inkjet printer head. The device includes a droplet detector and a determination controller. The droplet detector features a light emitter that emits detection light to identify the passage of droplets, while the light receiver captures this detection light. The determination controller consecutively ejects droplets from each nozzle at equal intervals and determines nozzle clogging based on the light interception rate received by the light receiver.

Another notable invention is an advanced inkjet printer. This printer incorporates an inkjet head that prints using ink along a main scanning direction onto a print medium. It features a platen that supports the print medium from the opposite side of the inkjet head, a print heater to heat the print medium, and a fan device that blows air towards the surface of the print medium.

Career Highlights

Eiji Miyashita is currently employed at Mimaki Engineering Company, Ltd., where he continues to develop innovative printing technologies. His work has significantly impacted the efficiency and reliability of inkjet printing systems.

Collaborations

Miyashita has collaborated with several talented individuals in his field, including Masanori Takada and Tadanori Ipponyari. These collaborations have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Eiji Miyashita is a key figure in the advancement of inkjet technology, with a focus on improving printer functionality and efficiency. His contributions through his patents and work at Mimaki Engineering Company, Ltd. continue to shape the future of printing technology.

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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