Shizuoka, Japan

Hiroyuki Tsuchihashi

This inventor holds 86 USPTO granted patents and 16 published patent applications and 6 EPO patents, primarily in Image Processing (CPC class B41M7-0009). Top assignees: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba. Active years: 2009-2025.

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

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

USPTO Granted Patents = 86 

% Patents Active = 74.4

 

Average Co-Inventor Count = 4.8

ph-index = 10

Forward Citations = 287(Granted Patents)

Forward Citations (Not Self Cited) = 232(Dec 10, 2025)


Inventors with similar research interests:

🔬 See more inventors

Location History:

  • Mishima, JP (2009 - 2011)
  • Tokyo, JP (2014)
  • Shizuoka-Ken, JP (2011 - 2018)
  • Shizuoka, JP (2012 - 2019)
  • Mishima Shizuoka, JP (2018 - 2019)

Company Filing History:


Years Active: 2009-2025

Loading Chart...
Loading Chart...
Areas of Expertise:
Image Processing
Decolorizing Device
Sheet Processing
Image Erasing
Color Erasing
Sheet Feed
Post-Processing
Foreign Matter Removal
Movable Heating Unit
Shading Correction
86 patents (USPTO):Explore Patents

Title: Hiroyuki Tsuchihashi: Pioneering Innovations and Patents

Introduction:

Hiroyuki Tsuchihashi, a visionary inventor from Shizuoka-ken, Japan, has established an illustrious career in the domain of technology. His exceptional expertise and inventive mindset have enabled him to develop groundbreaking solutions that transcend conventional boundaries. With a portfolio of 85 patents and a series of recent inventions, Tsuchihashi's contributions have earned him widespread recognition within the industry.

Latest Patents:

Tsuchihashi's latest patents showcase his ingenuity in solving complex challenges within sheet processing and image erasing domains. The first patent involves a sheet processing device comprising a tape binding processing unit, a paper discharge unit, and a control unit. This invention ensures that multiple bundles of sheets, each subjected to tape binding processing, are carefully stacked on a paper discharge tray without contact between the tape bindings.

In the second patent, Tsuchihashi unveils an image erasing apparatus. This device includes a sheet supply portion, an ejector, multiple conveying paths, an erasing unit, a conveying path changing portion, and an operating portion. By intelligently altering the conveying path based on customizable setups, this invention enables efficient and accurate image erasure.

Career Highlights:

Throughout his career, Tsuchihashi has consistently demonstrated a knack for innovative thinking and problem-solving. His groundbreaking solutions have earned him numerous accolades and achievements. Tsuchihashi's expertise extends across a range of technological domains, reflecting his versatility as an inventor.

Collaborations:

During his tenure, Tsuchihashi has collaborated with distinguished companies in the industry, including Toshiba Tec Kabushiki Kaisha and Kabushiki Kaisha Toshiba. Working alongside accomplished professionals such as Ken Iguchi and Hiroyuki Taki, Tsuchihashi has been part of successful industry partnerships that have pushed the boundaries of technology.

Conclusion:

The remarkable career of Hiroyuki Tsuchihashi, marked by a myriad of achievements and accolades, stands as a testament to his relentless pursuit of innovation. His extensive patent portfolio and recent inventions in sheet processing and image erasing exemplify his ability to think outside the box and develop pioneering solutions. Tsuchihashi's collaborations with prominent companies and talented colleagues further enhance his standing as an esteemed inventor. As he continues to shape the technological landscape through his creative endeavors, Tsuchihashi's influence on the world of innovations and patents remains profound.

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]
Loading…