Hachioji, Japan

Hiroyuki Tokimatsu

This inventor holds 36 USPTO granted patents and 7 published patent applications and 6 EPO patents, primarily in Inkjet Printing Technology. Top assignees: Konica Corporation, Konica Minolta, Inc., Konica Minolta Business Technologies, Inc.. Active years: 1994-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Tokimatsu. Retrieved from https://idiyas.com/inventor/hiroyuki-tokimatsu

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

USPTO Granted Patents = 36 

% Patents Active = 86.1

 

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 195(Granted Patents)


Location History:

  • Hachioji, JP (1994 - 2002)
  • Tokyo, JP (1998 - 2011)
  • Hino, JP (2010 - 2020)

Company Filing History:


Years Active: 1994-2026

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Areas of Expertise:
Inkjet Recording Device
Image Forming Apparatus
Color Image Formation
Toner Fixing
Electrophotographic Apparatus
Developing Device
Controller Technology
Cylindrical Substrate Production
36 patents (USPTO):Explore Patents

Title: Hiroyuki Tokimatsu: Innovator in Inkjet Technology

Introduction

Hiroyuki Tokimatsu is a prolific inventor based in Hachioji, Japan, holding an impressive total of 34 patents. His work focuses primarily on inkjet technology, significantly enhancing the efficiency and reliability of ink discharge and fixation processing in recording devices.

Latest Patents

Among Tokimatsu's latest innovations is an "Inkjet Recording Device Having Controller for Bubble Discharging Operation." This device features an inkjet head equipped with nozzles and incorporates a controller that orchestrates the ink discharge process. The design includes a common flow path along with a filter, ensuring that ink is dispensed accurately from the nozzles during bubble discharging operations.

Another significant invention by Tokimatsu is the "Ink Jet Recording Apparatus." This apparatus improves the fixation processing of ink on recording media after image recording. It comprises an image-forming unit for ink ejection, a first conveyance system to transport the recording medium, and a fixation unit that ensures the ink's durability on the medium. The floating suppression unit, consisting of two end pressing rollers, effectively prevents the floating of the recording medium during the process.

Career Highlights

Tokimatsu has made significant contributions to the field of imaging technology through his tenure at distinguished companies such as Konica Corporation and Konica Minolta, Inc. His work at these organizations has driven advancements in printing technology, solidifying his reputation as an innovative engineer.

Collaborations

Throughout his career, Tokimatsu has collaborated with talented individuals, including Satoshi Haneda and Shuta Hamada. Together, they have worked towards enhancing the functionality and efficiency of inkjet devices, contributing to the technological growth within the industry.

Conclusion

Hiroyuki Tokimatsu stands out as a leading innovator in the realm of inkjet technology. With his extensive portfolio of patents and impactful collaborations, he continues to shape the future of printing solutions, ensuring reliability and performance in inkjet recording devices.

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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