Nagano, Japan

Naomi Shirakawa

This inventor holds 3 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 2003-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naomi Shirakawa. Retrieved from https://idiyas.com/inventor/naomi-shirakawa

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


% Patents Active = 33.3

Average Co-Inventor Count = 10.0

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2003-2005

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3 patents (USPTO):Explore Patents

Title: Naomi Shirakawa: Innovator in Ink Jet Technology

Introduction

Naomi Shirakawa is a prominent inventor based in Nagano, Japan. She has made significant contributions to the field of ink jet technology, holding a total of 3 patents. Her innovative work has paved the way for advancements in printing technology.

Latest Patents

One of her latest patents is for a laminated ink jet recording head. This invention features actuator units that are independently dedicated to nozzles, which are divided into multiple groups. These units are fixed to a common flow path unit that has nozzles formed with aligned through holes. This design allows for the formation of various types of heads by using actuator units of the same design, simply by changing the arrangement of the nozzles according to the intended purpose.

Career Highlights

Naomi Shirakawa has established herself as a key figure in her field through her work at Seiko Epson Corporation. Her innovative designs and patents have contributed to the company's reputation for excellence in printing technology.

Collaborations

She has collaborated with notable coworkers, including Yuji Tanaka and Koji Watanabe, who have also contributed to advancements in the same field.

Conclusion

Naomi Shirakawa's contributions to ink jet technology exemplify her innovative spirit and dedication to her craft. Her patents continue to influence the industry and showcase her role as a leading inventor.

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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