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For the Inventor, By the Inventor

Susono, Japan

Kazuaki Nagaoka

This inventor holds 26 USPTO granted patents and 3 published patent applications and 18 EPO patents, primarily in Electrophotography Technology. Top assignees: Canon Kabushiki Kaisha, Canon Kabushiki Tokyo. Active years: 2010-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuaki Nagaoka. Retrieved from https://idiyas.com/inventor/kazuaki-nagaoka

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

Calculating rank
USPTO Granted Patents = 26 

% Patents Active = 92.3

 

Average Co-Inventor Count = 3.6

ph-index = 9

Forward Citations = 228(Granted Patents)


Location History:

  • Sunono, JP (2014)
  • Susono, JP (2010 - 2022)
  • Shizuoka, JP (2022 - 2023)

Company Filing History:

goldMedal25 out of 93,136 
 
Canon Kabushiki Kaisha
 patents
silverMedal1 out of 1 
 
Canon Kabushiki Tokyo
 patent

Years Active: 2010-2026

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Areas of Expertise:
Electrophotographic Member
Process Cartridge
Developing Roller
Image Forming Apparatus
Electro-Conductive Layer
Surface Layer
Elastic Roller
Manufacturing Process
Developer Carrying Member
Cross-Linked Urethane Resin
Crown-Shaped Layer
26 patents (USPTO):Explore Patents
1. 12736893 - Electrophotographic conductive roller, process cartridge, and electrophotographic image forming apparatus (2026-09-15),
2. 12704799 - Electrophotographic roller, process cartridge, electrophotographic image forming apparatus, and method for manufacturing electrophotographic roller (2026-08-11),
3. 12656730 - Process cartridge and electrophotographic image forming apparatus (2026-06-16),
4. 12366816 - Electrophotographic member, process cartridge, and electrophotographic image forming apparatus (2025-07-22),
5. 12164242 - Developing roller, process cartridge, and electrophotographic image forming apparatus (2024-12-10),
6. 12158724 - Electrophotographic member, process cartridge, and electrophotographic image forming apparatus (2024-12-03),
7. 11841629 - Developing roller, process cartridge, and electrophotographic image forming apparatus (2023-12-12),
8. 11650516 - Developing apparatus, electrophotography process cartridge, and electrophotographic image forming apparatus (2023-05-16),
9. 11520249 - Electrophotographic member, electrophotographic process cartridge, and electrophotographic image forming apparatus (2022-12-06),
10. 11465383 - Electrophotographic member, electrophotographic process cartridge and electrophotographic image forming apparatus (2022-10-11),
11. 10942471 - Electrophotographic member having a surface layer with a cross-linked urethane resin-containing matrix, process cartridge, and apparatus (2021-03-09),
12. 10895823 - Developing roller, process cartridge and electrophotographic image forming apparatus (2021-01-19),
13. 10831127 - Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatus (2020-11-10),
14. 10831126 - Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivity (2020-11-10),
15. 10712684 - Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatus (2020-07-14),

Title: Kazuaki Nagaoka: Pioneering Inventor from Susono

Introduction: Kazuaki Nagaoka is a renowned inventor hailing from Susono, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kazuaki Nagaoka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With over two decades of experience in the industry, Nagaoka has worked with leading tech companies to develop cutting-edge solutions that have revolutionized various sectors.

Collaborations: Throughout his career, Kazuaki Nagaoka has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge-sharing.

Conclusion: Kazuaki Nagaoka's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of 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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