Hachioji, Japan

Tadashi Kiyuna

This inventor holds 23 USPTO granted patents, primarily in Liquid Discharge Technology. Top assignee: Seiko Epson Corporation. Active years: 2014-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Kiyuna. Retrieved from https://idiyas.com/inventor/tadashi-kiyuna

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


% Patents Active = 56.5

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Tokyo-to, JP (2014 - 2015)
  • Tokoyo-to, JP (2016)
  • Tokyo, JP (2015 - 2017)
  • Hachioji, JP (2015 - 2018)

Company Filing History:


Years Active: 2014-2018

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Areas of Expertise:
Liquid Discharging Apparatus
Driving Circuit
Piezoelectric Element
Capacitive Load
Control Method
Head Unit
Printing Apparatus
Voltage Generation Section
Connection Path Selection
23 patents (USPTO):Explore Patents

Title: Innovations of Tadashi Kiyuna: A Pioneer in Capacitive Load Technology

Introduction

Tadashi Kiyuna, based in Hachioji, Japan, is an accomplished inventor with a total of 23 patents to his name. His work primarily focuses on advancements in capacitive load drive circuits and signal generation technology, contributing significantly to the fields of electronics and automation.

Latest Patents

Tadashi's latest innovations include a **Liquid Discharging Apparatus** and a **Driving Circuit for Driving a Piezoelectric Element**. The liquid discharging apparatus features a capacitive load drive circuit, where a first driving signal generator produces a driving signal based on the characteristics of a capacitive load. This is complemented by a second generator that operates similarly for a different capacitive load. The control signal supply portion ensures that both generators receive a common control signal, enabling precise adjustments for optimal performance. On the other hand, his driving circuit design includes a drive signal generator that manages a capacitive load by utilizing a series of MOSFETs, strategically arranged for efficient signal management.

Career Highlights

Throughout his career, Tadashi Kiyuna has made remarkable strides while working at Seiko Epson Corporation. His innovative designs and patents have not only enhanced product functionality but have also paved the way for future technological advancements in the industry. His commitment to excellence is evident in the practical applications of his inventions across various electronic devices.

Collaborations

Tadashi has had the opportunity to collaborate with notable colleagues such as Shuji Otsuka and Toshifumi Asanuma. Together, they have synergized their respective expertise, fostering an environment of creativity and innovation that has led to the development of cutting-edge technologies.

Conclusion

Tadashi Kiyuna stands out as a significant figure in the realm of electronics innovation. With 23 patents and a focus on capacitive load technologies, he continues to influence the industry. His contributions at Seiko Epson Corporation and collaborations with esteemed coworkers underscore his commitment to pushing the boundaries of technology, making him a respected inventor in his 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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