Gotemba, Japan

Yuzo Seino

This inventor holds 21 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Electrophotographic Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1993-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuzo Seino. Retrieved from https://idiyas.com/inventor/yuzo-seino

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

USPTO Granted Patents = 21 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.1

ph-index = 7

Forward Citations = 122(Granted Patents)


Location History:

  • Kawasaki, JP (1993 - 2000)
  • Shizuoka, JP (2022)
  • Gotemba, JP (2021 - 2024)

Company Filing History:


Years Active: 1993-2025

Loading Chart...
Loading Chart...
Areas of Expertise:
Toner
Electrophotographic Apparatus
Image Forming Apparatus
Process Cartridge
Printer Buffer Unit
Semiconductor Laser
Driving Circuit
Power Supply Circuit
Developing Apparatus
Multiple Feed Detection
Differential Driving Circuit
21 patents (USPTO):Explore Patents

Title: Innovations of Yuzo Seino: A Pioneer in Developing Apparatus Technology

Introduction: Yuzo Seino, an esteemed inventor based in Gotemba, Japan, has made significant contributions to the field of developing apparatus technology. With 19 patents to his name, he has consistently demonstrated his innovative approach to enhancing toner compositions and performance in imaging technologies.

Latest Patents: Among his latest inventions, Yuzo Seino has developed a pioneering apparatus that comprises a toner and a toner bearing member designed for effective toner application. This apparatus features precise specifications, including a volume resistivity range for the toner from 1.0×10^10 Ω·cm to 1.0×10^10 Ω·cm. Additionally, the toner bearing member exhibits multiple elementary processes, with a calculated volume resistance value Rdr per unit area ranging from 5.0×10^10 Ω/cm to 2.0×10^10 Ω/cm. The capacitance Cdr per unit area has been optimized between 300 pF/cm and 900 pF/cm, ensuring efficient operation in practical applications.

Career Highlights: Yuzo Seino has established himself as a key figure within Canon Kabushiki Kaisha, further emphasizing his commitment to driving advancements in imaging technologies. His extensive research has led to innovative toner compositions that incorporate unique materials, such as organosilicon polymers and polyhydric acid metal salts, enhancing the quality and performance of toners.

Collaborations: In his endeavors, Yuzo has collaborated with notable colleagues, including Kenta Kamikura and Takashi Kenmoku. Together, they have worked on various projects aiming to push the boundaries of technology in the imaging field, contributing to the success of their team at Canon.

Conclusion: Yuzo Seino’s relentless pursuit of innovation in developing apparatus technology has positioned him as a remarkable inventor within the industry. His 19 patents serve as a testament to his expertise and dedication to advancing toner technology, solidifying his impact in the field. As technology continues to evolve, Yuzo's contributions will undoubtedly shape future developments in imaging technologies.

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…