Nagano, Japan

Hiroki Hayashi

This inventor holds 4 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 2014-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Hayashi. Retrieved from https://idiyas.com/inventor/hiroki-hayashi-14aym5ds

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 = 1.3

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Nagano-ken, JP (2014)
  • Nagano, JP (2018 - 2019)

Company Filing History:


Years Active: 2014-2019

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4 patents (USPTO):Explore Patents

Title: Innovations of Hiroki Hayashi: A Pioneer in Liquid Discharge Technology

Introduction: Hiroki Hayashi is an accomplished inventor based in Nagano, Japan, renowned for his contributions to liquid discharge technology. With a total of four patents to his name, Hayashi has made significant advancements in the design and functionality of fluid systems used in various applications.

Latest Patents: Hayashi's latest patents include innovative devices such as the "Liquid Discharge Apparatus" and "Flexible Flat Cable." The liquid discharge apparatus features a first flexible flat cable and a head unit, which includes a discharge section that discharges a liquid due to applied driving signals. This device is engineered with a discharge surface equipped with a discharge opening and a first connection section that interacts with the flexible flat cable. The flexible flat cable is designed with a driving signal line for effective operation and includes an output terminal that transfers driving signals to the head unit. Additionally, the "Liquid Discharge Apparatus and Flexible Flat Cable Grouping" integrates both the first and a second flexible flat cable, enhancing the functionality of the head unit by incorporating a liquid absorbing member to optimize performance.

Career Highlights: Hiroki Hayashi has established his career at Seiko Epson Corporation, where he has been at the forefront of developing technologies that enhance liquid discharge systems. His expertise in this specialized field has led to innovative solutions that improve operational efficiency and effectiveness.

Collaborations: At Seiko Epson Corporation, Hayashi collaborates with talented colleagues such as Shinichi Yamada and Ryoichi Tanaka. Their combined efforts and innovative approaches have fostered a productive environment that enhances the quality and scope of their inventions.

Conclusion: Hiroki Hayashi is a significant figure in the field of liquid discharge technology, with multiple patents demonstrating his commitment to innovation and improvement. His work, alongside his esteemed colleagues, continues to influence advancements in the industry, making a lasting impact on both the company and technology as a whole.

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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