Kawasaki, Japan

Hiroaki Shirakawa

This inventor holds 25 USPTO granted patents and 2 EPO patents, primarily in Inkjet Printing Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 2003-2018.

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

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


% Patents Active = 80.0

 

Average Co-Inventor Count = 4.3

ph-index = 5

Forward Citations = 83(Granted Patents)


Location History:

  • Kanagawa, JP (2003 - 2005)
  • Kawasaki, JP (2010 - 2018)

Company Filing History:


Years Active: 2003-2018

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Areas of Expertise:
Inkjet Printing
Liquid Ejection Head
Image Recording
Non-Transitory Storage
Printing Apparatus
Recording Method
Temperature Control
Driving Method
Substrate
Recording Head
25 patents (USPTO):Explore Patents

Title: Hiroaki Shirakawa: Innovator in Ink Jet Printing Technology

Introduction

Hiroaki Shirakawa is a prominent inventor based in Kawasaki, Japan. With a remarkable portfolio of 25 patents, he has made significant contributions to the field of ink jet printing technology. His work at Canon Kabushiki Kaisha has led to innovative advancements that enhance the performance of recording apparatuses.

Latest Patents

Shirakawa's latest groundbreaking patents include an ink jet printing apparatus and an ink jet printing method. The first patent describes a recording apparatus capable of executing multiple types of temperature control. This design incorporates multiple temperature sensors strategically positioned within the recording head, enabling various temperature management techniques based on representative temperatures obtained from different sensor combinations. Additionally, his second patent focuses on a method where, after initially printing with select printing elements, the remaining elements are activated to deposit kogation on their surfaces, illustrating a unique approach to improving print quality.

Career Highlights

Throughout his career, Shirakawa has focused on innovating in the printing industry. His expertise and commitment to research and development have not only propelled his own career but also significantly advanced the capabilities of Canon Kabushiki Kaisha. His contributions have helped optimize ink utilization and enhance print precision.

Collaborations

Hiroaki Shirakawa has collaborated with talented colleagues, including Taku Yokozawa and Yuhei Oikawa. Together, they have worked on various projects, combining their expertise to foster an environment of innovation and creativity within their company.

Conclusion

Hiroaki Shirakawa's contributions to ink jet printing technology exemplify the role of inventors in driving advancements that benefit both industries and consumers. With his continued efforts at Canon, his future innovations are highly anticipated in the realm 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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