Suntou-gun, Japan

Hirotaka Ishii

This inventor holds 13 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotaka Ishii. Retrieved from https://idiyas.com/inventor/hirotaka-ishii

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


% Patents Active = 69.2

Average Co-Inventor Count = 1.6

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Susono, JP (2010)
  • Suntou-gun, JP (2013 - 2021)
  • Shizuoka, JP (2005 - 2024)

Company Filing History:


Years Active: 2005-2025

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13 patents (USPTO):Explore Patents

Title: Hirotaka Ishii: Innovating Image Formation Technology

Introduction

Hirotaka Ishii, a distinguished inventor based in Suntou-gun, Japan, has made significant contributions to the field of image forming technology. With a total of 12 patents to his name, Ishii's innovative spirit continues to drive advancements in this dynamic industry.

Latest Patents

Ishii's recent inventions include two noteworthy patents that enhance the functionality of image forming apparatuses. The first patent, titled "Image forming apparatus having detachable cartridges and image forming system," describes a system where an image forming apparatus forms images on recording materials. This apparatus includes a main body and multiple detachable cartridges, allowing for efficient toner management.

The second patent, "Image forming apparatus having photoconductor unit and removable developing cartridge," details a developing cartridge equipped with a storage medium. This innovative design ensures seamless electrical connectivity between the photoconductor unit and the apparatus body, improving the reliability of image formation.

Career Highlights

Hirotaka Ishii has built a successful career at Canon Kabushiki Kaisha, where he has played a pivotal role in advancing imaging technology. His expertise and contributions at Canon have solidified the company's position as a leader in the imaging sector, showcasing his commitment to innovation and quality.

Collaborations

In his career, Ishii has had the opportunity to collaborate with talented coworkers, including Michio Uchida and Akihiko Takeuchi. These collaborations have fostered a creative environment that has encouraged the development of groundbreaking technologies and solutions in the field of image formation.

Conclusion

Hirotaka Ishii's inventive prowess and contributions to Canon Kabushiki Kaisha highlight his significance as a key figure in the evolution of image forming technology. With a diverse portfolio of patents, he continues to influence the industry while inspiring future generations of inventors.

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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