Gotemba, Japan

Hidekazu Fumita

This inventor holds 17 USPTO granted patents and 1 published patent application and 4 EPO patents, primarily in Toner Production. Top assignee: Canon Kabushiki Kaisha. Active years: 2003-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidekazu Fumita. Retrieved from https://idiyas.com/inventor/hidekazu-fumita

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

Calculating rank
USPTO Granted Patents = 17 

% Patents Active = 94.1

 

Average Co-Inventor Count = 4.5

ph-index = 10

Forward Citations = 260(Granted Patents)


Location History:

  • Sunto-gun, JP (2003)
  • Susono, JP (2009)
  • Toride, JP (2013)
  • Gotemba, JP (2014 - 2022)
  • Shizuoka, JP (2004 - 2024)

Company Filing History:


Years Active: 2003-2025

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Areas of Expertise:
Toner
Fine Particle
Electrophotographic Apparatus
Process Cartridge
Additive
Production Method
Filter Cloth
Belt Filter
Toner Particles
External Additive
17 patents (USPTO):Explore Patents

Title: Innovations of Hidekazu Fumita

Introduction

Hidekazu Fumita is a prominent inventor based in Gotemba, Japan. He has made significant contributions to the field of toner technology, holding a total of 17 patents. His work focuses on enhancing the performance and efficiency of toner products used in printing.

Latest Patents

Fumita's latest patents include innovative developments in toner formulations. One of his notable inventions is a toner that maintains excellent transferability even under low transfer bias conditions. This toner comprises a base particle and multiple convex portions that contain an organic silicon polymer. Additionally, he has developed an external additive for toner, characterized by its solid and substantially hemispherical shape, which enhances the overall performance of the toner. His fine particle invention also features a similar design, ensuring optimal functionality in various applications.

Career Highlights

Fumita is associated with Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work has significantly impacted the efficiency and quality of toner products, making him a key figure in the industry. His innovative approach to toner design has set new standards for performance and reliability.

Collaborations

Fumita has collaborated with notable colleagues, including Kentaro Yamawaki and Taiji Katsura. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of printing.

Conclusion

Hidekazu Fumita's contributions to toner technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of material science and engineering, positioning him as a leader in the industry. His work continues to influence the future 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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